{"id":4674,"date":"2026-07-03T23:41:15","date_gmt":"2026-07-03T15:41:15","guid":{"rendered":"https:\/\/ballvalves.tw\/?p=4674"},"modified":"2026-07-26T13:15:14","modified_gmt":"2026-07-26T05:15:14","slug":"kf-nw-%e3%83%95%e3%83%a9%e3%83%b3%e3%82%b8%e3%82%b5%e3%82%a4%e3%82%ba%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/ballvalves.tw\/ja\/kf-nw-flange-size-chart\/","title":{"rendered":"KF\u30d5\u30e9\u30f3\u30b8\u3068NW\u30d5\u30e9\u30f3\u30b8\uff1a\u9055\u3044\u3068\u30b5\u30a4\u30ba\u8868\uff08ISO-KF\uff09"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Yzng Trong International\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30c1\u30fc\u30e0\u3088\u308a\u2015\u2015\u5f53\u793e\u306f\u53f0\u6e7e\u3067316\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u88fd\u306e\u771f\u7a7a\u30dc\u30fc\u30eb\u30d0\u30eb\u30d6\u304a\u3088\u3073KF\u30d5\u30e9\u30f3\u30b8\u4ed8\u304d\u90e8\u54c1\u3092\u8a2d\u8a08\u30fb\u88fd\u9020\u3057\u3066\u304a\u308a\u3001\u6bce\u9031\u3001\u8cfc\u5165\u8005\u304b\u3089\u3053\u3046\u3057\u305f\u30b5\u30a4\u30ba\u9078\u5b9a\u306b\u95a2\u3059\u308b\u8cea\u554f\u3092\u53d7\u3051\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u7d42\u66f4\u65b0\u65e5\uff1a2026\u5e747\u67083\u65e5<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u8981\u70b9<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>KF\u3068NW\u306f\u3001\u540c\u3058\u30d5\u30e9\u30f3\u30b8\u306e2\u3064\u306e\u540d\u79f0\u3067\u3059\u3002KF50\u30d5\u30e9\u30f3\u30b8\u3068NW50\u30d5\u30e9\u30f3\u30b8\u306f\u540c\u4e00\u306e\u3082\u306e\u3067\u3042\u308a\u3001\u5b8c\u5168\u306b\u4e92\u63db\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n\n\n\n<li>\u3053\u308c\u30892\u3064\u306e\u540d\u79f0\u306e\u6839\u62e0\u3068\u306a\u308b\u898f\u683c\u306fISO-KF\u3067\u3042\u308a\u3001ISO 2861\u304a\u3088\u3073DIN 28403\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u304a\u308a\u3001\u516c\u79f0\u30b5\u30a4\u30baDN10\u304b\u3089DN50\u307e\u3067\u3092\u5bfe\u8c61\u3068\u3057\u3066\u3044\u307e\u3059\u3002.<\/li>\n\n\n\n<li>KF\u30d5\u30e9\u30f3\u30b8\u306e\u30b5\u30a4\u30ba\u306b\u3064\u3044\u3066\u306f\u3001\u5916\u5f84\u3092\u6e2c\u5b9a\u3059\u308b\u3060\u3051\u3067\u6570\u79d2\u3067\u5224\u5225\u3067\u304d\u307e\u3059\u3002\u5916\u5f84\u304c30 mm\u306e\u5834\u5408\u306fKF10\u307e\u305f\u306fKF16\u300140 mm\u306e\u5834\u5408\u306fKF25\u300155 mm\u306e\u5834\u5408\u306fKF40\u300175 mm\u306e\u5834\u5408\u306fKF50\u3068\u306a\u308a\u307e\u3059\u3002.<\/li>\n\n\n\n<li>KF\u63a5\u7d9a\u306f\u3001\u30bb\u30f3\u30bf\u30ea\u30f3\u30b0\u30ea\u30f3\u30b0\u4e0a\u306eO\u30ea\u30f3\u30b0\u306b\u3088\u3063\u3066\u5bc6\u9589\u3055\u308c\u3001\u624b\u3067\u7de0\u3081\u308b\u30af\u30e9\u30f3\u30d7\u3067\u56fa\u5b9a\u3055\u308c\u307e\u3059\u3002\u30dc\u30eb\u30c8\u3082\u5de5\u5177\u3082\u4e0d\u8981\u3067\u3059\u3002.<\/li>\n\n\n\n<li>\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u88fd\u30b7\u30fc\u30eb\u3092\u7528\u3044\u308b\u3053\u3068\u3067\u3001KF\u63a5\u7d9a\u306f\u5927\u6c17\u5727\u304b\u3089\u7d041 \u00d7 10\u207b\u2078 hPa\u307e\u3067\u306e\u7bc4\u56f2\u3067\u6a5f\u80fd\u3057\u3001\u3053\u308c\u306f\u307b\u3068\u3093\u3069\u306e\u7523\u696d\u7528\u771f\u7a7a\u30b7\u30b9\u30c6\u30e0\u3092\u30ab\u30d0\u30fc\u3057\u3066\u3044\u307e\u3059\u3002.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">KF\u30d5\u30e9\u30f3\u30b8\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">KF\u30d5\u30e9\u30f3\u30b8\u3068\u306f\u3001\u30dc\u30eb\u30c8\u306e\u4ee3\u308f\u308a\u306b\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u88fd\u306eO\u30ea\u30f3\u30b0\u3068\u624b\u7de0\u3081\u5f0f\u306e\u30af\u30e9\u30f3\u30d7\u3067\u5bc6\u9589\u3059\u308b\u3001\u30af\u30a4\u30c3\u30af\u30ea\u30ea\u30fc\u30b9\u5f0f\u306e\u771f\u7a7a\u30d5\u30e9\u30f3\u30b8\u3067\u3059\u3002 \u3053\u308c\u307e\u3067\u306bNW25\u3001QF40\u3001\u307e\u305f\u306fDN50 ISO-KF\u3068\u3044\u3063\u305f\u540d\u79f0\u306e\u7d99\u624b\u3092\u6307\u5b9a\u3057\u305f\u3053\u3068\u304c\u3042\u308b\u5834\u5408\u3001\u305d\u308c\u3089\u306f\u3059\u3079\u3066\u540c\u3058\u90e8\u54c1\u30d5\u30a1\u30df\u30ea\u30fc\u3092\u6307\u3057\u3066\u3044\u307e\u3059\u3002\u540d\u79f0\u306f\u7570\u306a\u308a\u307e\u3059\u304c\u3001\u69cb\u6210\u90e8\u54c1\u306f\u540c\u3058\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u300cKF\u300d\u3068\u3044\u3046\u6587\u5b57\u306f\u3001\u30c9\u30a4\u30c4\u8a9e\u306e <em>\u30af\u30e9\u30a4\u30f3\u30fb\u30d5\u30e9\u30f3\u30b7\u30e5<\/em>, \u3001\u300c\u5c0f\u3055\u306a\u30d5\u30e9\u30f3\u30b8\u300d\u3068\u3044\u3046\u610f\u5473\u3067\u3059\u3002\u306b\u3088\u308b\u3068\u3001 <a href=\"https:\/\/www.lesker.com\/newweb\/flanges\/flanges_technicalnotes_kf_1.cfm\" target=\"_blank\" rel=\"noopener\">Kurt J. Lesker Company\u306eKF\u30d5\u30e9\u30f3\u30b8\u306b\u95a2\u3059\u308b\u6280\u8853\u8cc7\u6599<\/a>, \u3001KF\u3068\u3044\u3046\u547c\u79f0\u306fISO\u3001DIN\u3001\u304a\u3088\u3073Pneurop\u306b\u3088\u3063\u3066\u63a1\u7528\u3055\u308c\u3001\u3053\u306e\u30d5\u30e9\u30f3\u30b8\u306fQF\u3001NW\u3001\u305d\u3057\u3066\u6642\u6298DN\u3068\u3082\u547c\u3070\u308c\u3066\u3044\u307e\u3059\u3002\u3064\u307e\u308a\u30011\u3064\u306e\u90e8\u54c1\u306b4\u3064\u306e\u540d\u79f0\u304c\u3042\u308b\u308f\u3051\u3067\u3059\u304c\u3001\u307e\u3055\u306b\u305d\u306e\u305f\u3081\u306b\u3001\u591a\u304f\u306e\u6280\u8853\u8005\u304c\u767a\u6ce8\u524d\u306bKF\u30d5\u30e9\u30f3\u30b8\u3068NW\u30d5\u30e9\u30f3\u30b8\u306e\u9055\u3044\u3092\u8abf\u3079\u3066\u3044\u308b\u306e\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u307e\u305a\u540d\u79f0\u306b\u95a2\u3059\u308b\u7591\u554f\u3092\u89e3\u6d88\u3057\u3001\u7d9a\u3044\u3066KF\u30b5\u30a4\u30ba\u306e\u5b8c\u5168\u306a\u30b5\u30a4\u30ba\u8868\u3092\u7d39\u4ecb\u3057\u3001\u30af\u30e9\u30f3\u30d7\u30b7\u30fc\u30eb\u306e\u5b9f\u969b\u306e\u4ed5\u7d44\u307f\u3092\u8aac\u660e\u3057\u305f\u4e0a\u3067\u3001\u5404\u30b5\u30a4\u30ba\u306b\u9069\u3057\u305f\u771f\u7a7a\u30d0\u30eb\u30d6\u3084\u7d99\u624b\u306e\u9078\u3073\u65b9\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u79c1\u305f\u3061\u81ea\u8eab\u3082\u3001\u65e5\u5e38\u7684\u306b\u3053\u308c\u3089\u306e\u63a5\u7d9a\u90e8\u54c1\u3092\u6271\u3063\u3066\u3044\u307e\u3059\u3002 <a href=\"https:\/\/ballvalves.tw\/ja\/%e5%95%86%e5%93%81%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa%e3%83%bc\/%e7%9c%9f%e7%a9%ba%e5%bc%81\/\">316\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u88fd\u771f\u7a7a\u30d0\u30eb\u30d6\u30e9\u30a4\u30f3<\/a>, \u2026\u2026\u3068\u3044\u3046\u308f\u3051\u3067\u3001\u4ee5\u4e0b\u306e\u63a8\u5968\u4e8b\u9805\u306f\u3001\u5f53\u793e\u304c\u88fd\u9020\u30fb\u30c6\u30b9\u30c8\u3092\u884c\u3063\u305f\u88fd\u54c1\u306b\u57fa\u3065\u304f\u3082\u306e\u3067\u3042\u308a\u3001\u5358\u306b\u518d\u8ca9\u3057\u3066\u3044\u308b\u30ab\u30bf\u30ed\u30b0\u88fd\u54c1\u306b\u57fa\u3065\u304f\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">KF\u3068NW\uff1a\u3053\u308c\u3089\u306f\u540c\u3058\u30d5\u30e9\u30f3\u30b8\u306a\u306e\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u306f\u3044\u3002KF\u3068NW\u306f\u540c\u3058ISO-KF\u30d5\u30e9\u30f3\u30b8\u3092\u6307\u3057\u3066\u304a\u308a\u3001\u3069\u3061\u3089\u306e\u540d\u79f0\u304c\u8a18\u8f09\u3055\u308c\u305f\u90e8\u54c1\u3067\u3082\u3001\u30a2\u30c0\u30d7\u30bf\u30fc\u306a\u3057\u3067\u4e92\u3044\u306b\u63a5\u7d9a\u53ef\u80fd\u3067\u3059\u3002\u5bf8\u6cd5\u3001\u8010\u5727\u5b9a\u683c\u3001\u30b7\u30fc\u30eb\u306b\u9055\u3044\u306f\u3042\u308a\u307e\u305b\u3093\u3002 \u30dd\u30f3\u30d7\u306e\u30dd\u30fc\u30c8\u306b\u300cNW50\u300d\u3001\u30d0\u30eb\u30d6\u306b\u300cKF50\u300d\u3068\u8868\u793a\u3055\u308c\u3066\u3044\u3066\u3082\u3001\u305d\u308c\u3089\u306f\u30dc\u30eb\u30c8\u3067\u56fa\u5b9a\u3067\u304d\u307e\u3059\u2015\u2015\u3068\u3044\u3046\u3088\u308a\u3001\u30af\u30e9\u30f3\u30d7\u3067\u56fa\u5b9a\u3055\u308c\u307e\u3059\u3002\u305d\u308c\u304c\u3053\u306e\u8a2d\u8a08\u306e\u8da3\u65e8\u3060\u304b\u3089\u3067\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u305d\u308c\u305e\u308c\u306e\u540d\u524d\u306f\u3001\u3069\u3053\u306b\u7531\u6765\u3057\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u308c\u305e\u308c\u306e\u540d\u79f0\u306f\u3001\u7570\u306a\u308b\u90e8\u4f4d\u3067\u306f\u306a\u304f\u3001\u7570\u306a\u308b\u4f1d\u7d71\u3092\u8868\u3057\u3066\u3044\u307e\u3059\u3002KF\u306f\u30c9\u30a4\u30c4\u8a9e\u3067\u300cKlein Flansch\u300d\u306e\u7565\u79f0\u3067\u3059\u3002NW\u306f <em>\u5185\u5f84<\/em>, \u3001\u3053\u308c\u306f\u30c9\u30a4\u30c4\u8a9e\u3067\u300c\u516c\u79f0\u5e45\u300d\u3092\u610f\u5473\u3059\u308b\u305f\u3081\u3001NW50\u306f\u5358\u306b\u300c\u516c\u79f0\u30b5\u30a4\u30ba50 mm\u300d\u3068\u8aad\u307f\u307e\u3059\u3002 QF\u306f\u300c\u30af\u30a4\u30c3\u30af\u30d5\u30e9\u30f3\u30b8\uff08Quick Flange\uff09\u300d\u3092\u610f\u5473\u3057\u3001\u3053\u308c\u306f\u53e4\u3044\u7c73\u56fd\u306e\u30ab\u30bf\u30ed\u30b0\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u540d\u79f0\u3067\u3059\u3002DN\u306f\u914d\u7ba1\u898f\u683c\u5168\u822c\u3067\u4f7f\u7528\u3055\u308c\u308b\u56fd\u969b\u7684\u306a\u516c\u79f0\u76f4\u5f84\u306e\u63a5\u982d\u8a9e\u3067\u3042\u308b\u305f\u3081\u3001DN50 ISO-KF\u306f\u540c\u3058\u30b5\u30a4\u30ba\u3092\u8868\u3059\u6700\u3082\u6b63\u5f0f\u304b\u3064\u6b63\u78ba\u306a\u8868\u8a18\u3068\u306a\u308a\u307e\u3059\u3002 \u6b27\u5dde\u306e\u30dd\u30f3\u30d7\u30e1\u30fc\u30ab\u30fc\u306f\u4ed5\u69d8\u66f8\u306bDN\u307e\u305f\u306fNW\u3092\u8a18\u8f09\u3059\u308b\u50be\u5411\u304c\u3042\u308b\u4e00\u65b9\u3001\u7c73\u56fd\u306e\u90e8\u54c1\u30e1\u30fc\u30ab\u30fc\u306fKF\u307e\u305f\u306fQF\u3092\u597d\u3093\u3067\u4f7f\u7528\u3057\u307e\u3059\u3002\u53f0\u6e7e\u3084\u65e5\u672c\u306e\u6a5f\u5668\u306e\u4ed5\u69d8\u66f8\u3067\u306f\u3001\u3053\u308c\u30894\u3064\u306e\u8868\u8a18\u304c\u81ea\u7531\u306b\u6df7\u5728\u3057\u3066\u304a\u308a\u3001\u305d\u306e\u7d50\u679c\u30011\u672c\u306e\u771f\u7a7a\u30e9\u30a4\u30f3\u306e\u90e8\u54c1\u8868\u306b\u304a\u3044\u3066\u30011\u3064\u306e\u30d5\u30e9\u30f3\u30b8\u306b3\u3064\u306e\u540d\u79f0\u304c\u8a18\u8f09\u3055\u308c\u308b\u3053\u3068\u306b\u306a\u308a\u304b\u306d\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">KF\u30d5\u30e9\u30f3\u30b8\u306f\u3069\u306e\u898f\u683c\u3067\u898f\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u91cd\u8981\u306a\u6587\u66f8\u306f2\u3064\u3042\u308b\u3002\u56fd\u969b\u7684\u306b\u306f\u3001, <a href=\"https:\/\/www.iso.org\/standard\/79409.html\" target=\"_blank\" rel=\"noopener\">ISO 2861:2020\u3001\u771f\u7a7a\u6280\u8853 \u2014 \u30af\u30e9\u30f3\u30d7\u5f0f\u30af\u30a4\u30c3\u30af\u30ea\u30ea\u30fc\u30b9\u30ab\u30c3\u30d7\u30ea\u30f3\u30b0\u306e\u5bf8\u6cd5<\/a>, \u3001\u30d5\u30e9\u30f3\u30b8\u3001O\u30ea\u30f3\u30b0\u3001\u304a\u3088\u3073\u30bb\u30f3\u30bf\u30ea\u30f3\u30b0\u30ad\u30e3\u30ea\u30a2\u306e\u5bf8\u6cd5\u3092\u56fa\u5b9a\u3057\u307e\u3059\u3002\u30c9\u30a4\u30c4\u3067\u306f\u3001, <a href=\"https:\/\/www.dinmedia.de\/en\/standard\/din-28403\/1306945\" target=\"_blank\" rel=\"noopener\">DIN 28403<\/a> \u3053\u306e\u898f\u683c\u306f\u3001\u7c97\u771f\u7a7a\u3001\u4e2d\u771f\u7a7a\u3001\u9ad8\u771f\u7a7a\u7528\u306e\u30af\u30e9\u30f3\u30d7\u5f0f\u30af\u30a4\u30c3\u30af\u30ea\u30ea\u30fc\u30b9\u30ab\u30c3\u30d7\u30ea\u30f3\u30b0\u3092\u7db2\u7f85\u3057\u3066\u3044\u307e\u3059\u3002\u5b9f\u969b\u306b\u306f\u3001\u3053\u308c\u30892\u3064\u306e\u898f\u683c\u306f\u4e92\u3044\u306b\u6574\u5408\u3057\u3066\u304a\u308a\u3001\u3044\u305a\u308c\u304b\u306e\u898f\u683c\u306b\u57fa\u3065\u3044\u3066\u52a0\u5de5\u3055\u308c\u305f\u30d5\u30e9\u30f3\u30b8\u306f\u3001\u3082\u3046\u4e00\u65b9\u306e\u898f\u683c\u306e\u30d5\u30e9\u30f3\u30b8\u3068\u3082\u5d4c\u5408\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u771f\u7a7a\u5206\u91ce\u3067\u306f\u30e1\u30fc\u30ab\u30fc\u3092\u554f\u308f\u305a\u4e92\u63db\u6027\u304c\u5f53\u7136\u306e\u3053\u3068\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u898f\u5b9a\u3057\u3066\u3044\u308b\u306e\u306f\u30e1\u30fc\u30ab\u30fc\u3067\u306f\u306a\u304f\u3001\u898f\u683c\u305d\u306e\u3082\u306e\u3060\u304b\u3089\u3067\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u767a\u6ce8\u66f8\u306b\u306f\u4f55\u3092\u8a18\u8f09\u3059\u3079\u304d\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u304c\u4f7f\u7528\u3059\u308b\u5f62\u5f0f\u3067\u30b5\u30a4\u30ba\u3092\u4e00\u5ea6\u8a18\u8f09\u3057\u3001\u3055\u3089\u306b\u300cISO-KF\u300d\u3068\u3044\u3046\u8aac\u660e\u6587\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u300cNW50 (ISO-KF \/ KF50) \u30af\u30e9\u30f3\u30d7\u30d5\u30e9\u30f3\u30b8\u300d\u306e\u3088\u3046\u306a\u8868\u8a18\u306b\u3059\u308c\u3070\u3001\u307b\u3093\u306e\u6570\u6587\u5b57\u3092\u8ffd\u52a0\u3059\u308b\u3060\u3051\u3067\u3001\u8aa4\u89e3\u306e\u4f59\u5730\u3092\u5b8c\u5168\u306b\u6392\u9664\u3067\u304d\u307e\u3059\u3002 \u300cDN50\u300d\u3068\u3060\u3051\u8a18\u8f09\u3059\u308b\u306e\u306f\u907f\u3051\u308b\u3079\u304d\u3067\u3059\u3002\u306a\u305c\u306a\u3089\u3001ISO-KF\u3068\u3044\u3046\u4fee\u98fe\u8a9e\u306e\u306a\u3044DN50\u306f\u3001\u6c34\u3084\u84b8\u6c17\u7528\u306e\u30dc\u30eb\u30c8\u7de0\u3081\u5f0f\u30d1\u30a4\u30d7\u30d5\u30e9\u30f3\u30b8\u3092\u610f\u5473\u3059\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u3001\u3053\u308c\u306f\u5168\u304f\u5225\u306e\u90e8\u54c1\u3060\u304b\u3089\u3067\u3059\u3002\u5f53\u793e\u3067\u306f\u3001\u81ea\u793e\u306e\u771f\u7a7a\u88fd\u54c1\u306b\u4e21\u65b9\u306e\u6307\u5b9a\u3092\u4f75\u8a18\u3057\u3066\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u5f53\u793e\u306e <a href=\"https:\/\/ballvalves.tw\/ja\/%e8%a3%bd%e5%93%81\/%e7%a9%ba%e5%9c%a7%e5%bc%8f%e3%83%9c%e3%83%bc%e3%83%ab%e3%83%90%e3%83%ab%e3%83%96-nw50-kf\/\">NW50\uff08ISO-KF\uff09\u30af\u30e9\u30f3\u30d7\u30a8\u30f3\u30c9\u4ed5\u69d8\u306e\u7a7a\u5727\u5f0f\u30dc\u30fc\u30eb\u30d0\u30eb\u30d6<\/a>, \u3001\u307e\u3055\u306b\u305d\u308c\u306b\u3088\u3063\u3066\u3001\u53d7\u6ce8\u62c5\u5f53\u3068\u88fd\u9020\u73fe\u5834\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u540c\u3058\u5185\u5bb9\u3092\u78ba\u8a8d\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u3067\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">KF\u30d5\u30e9\u30f3\u30b8\u30b7\u30fc\u30eb\u306f\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">KF\u63a5\u7d9a\u306f\u30013\u3064\u306e\u90e8\u54c1\u306b\u3088\u3063\u3066\u5bc6\u9589\u3055\u308c\u307e\u3059\u3002\u3059\u306a\u308f\u3061\u30012\u3064\u306e\u540c\u4e00\u306e\u30d5\u30e9\u30f3\u30b8\u9762\u3001\u91d1\u5c5e\u88fd\u30bb\u30f3\u30bf\u30ea\u30f3\u30b0\u30ea\u30f3\u30b0\u306b\u88c5\u7740\u3055\u308c\u305f1\u3064\u306e\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u88fdO\u30ea\u30f3\u30b0\u3001\u305d\u3057\u3066\u30d5\u30e9\u30f3\u30b8\u9762\u3092\u62bc\u3057\u5408\u308f\u305b\u308b1\u3064\u306e\u30af\u30e9\u30f3\u30d7\u3067\u3059\u3002 \u30af\u30e9\u30f3\u30d7\u306e\u8776\u30ca\u30c3\u30c8\u3092\u624b\u3067\u7de0\u3081\u308b\u3060\u3051\u3067\u63a5\u5408\u90e8\u306f\u771f\u7a7a\u5bc6\u9589\u72b6\u614b\u3068\u306a\u308a\u3001\u7de9\u3081\u308c\u3070\u6570\u79d2\u3067\u914d\u7ba1\u304c\u5916\u308c\u307e\u3059\u3002\u3053\u306e\u5de5\u5177\u4e0d\u8981\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6027\u3053\u305d\u304c\u3001\u3053\u306e\u8a2d\u8a08\u304c\u6570\u5341\u5e74\u306b\u308f\u305f\u308a\u5c0f\u53e3\u5f84\u306e\u771f\u7a7a\u914d\u7ba1\u5206\u91ce\u3067\u4e3b\u6d41\u3067\u3042\u308a\u7d9a\u3051\u3066\u3044\u308b\u7406\u7531\u3067\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30bb\u30f3\u30bf\u30ea\u30f3\u30b0\u30ea\u30f3\u30b0\u3068O\u30ea\u30f3\u30b0<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bb\u30f3\u30bf\u30ea\u30f3\u30b0\u30ea\u30f3\u30b0\u306f\u3001O\u30ea\u30f3\u30b0\u3092\u30b7\u30fc\u30eb\u8ef8\u4e0a\u306b\u6b63\u78ba\u306b\u4f4d\u7f6e\u6c7a\u3081\u3057\u3001\u30af\u30e9\u30f3\u30d7\u304c\u9589\u3058\u308b\u969b\u306bO\u30ea\u30f3\u30b0\u304c\u62bc\u3057\u3064\u3076\u3055\u308c\u305f\u308a\u62bc\u3057\u51fa\u3055\u308c\u305f\u308a\u3059\u308b\u3053\u3068\u3092\u9632\u304e\u307e\u3059\u3002\u4e21\u65b9\u306e\u30d5\u30e9\u30f3\u30b8\u9762\u306f\u30b8\u30a7\u30f3\u30c0\u30fc\u30ec\u30b9\uff08\u30aa\u30b9\u5074\u30fb\u30e1\u30b9\u5074\u306e\u533a\u5225\u304c\u306a\u3044\uff09\u3067\u3042\u308b\u305f\u3081\u3001\u540c\u3058\u30b5\u30a4\u30ba\u306eKF\u90e8\u54c1\u3067\u3042\u308c\u3070\u3001\u3069\u306e\u3088\u3046\u306a\u5411\u304d\u3067\u3082\u63a5\u5408\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u30ea\u30f3\u30b0\u306b\u306f\u3055\u307e\u3056\u307e\u306a\u672c\u4f53\u6750\u8cea\u3084\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u8150\u98df\u3084\u983b\u7e41\u306a\u6d17\u6d44\u304c\u61f8\u5ff5\u3055\u308c\u308b\u5834\u5408\u306f\u3001\u30b9\u30c6\u30f3\u30ec\u30b9\u88fd\u306e\u30ad\u30e3\u30ea\u30a2\u304c\u6a19\u6e96\u7684\u306a\u9078\u629e\u80a2\u3068\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u304c\u3001\u5f53\u793e\u72ec\u81ea\u306e <a href=\"https:\/\/ballvalves.tw\/ja\/%e8%a3%bd%e5%93%81\/kf-nw-%e7%9c%9f%e7%a9%ba%e3%82%bb%e3%83%b3%e3%82%bf%e3%83%aa%e3%83%b3%e3%82%b0%e3%83%aa%e3%83%b3%e3%82%b0\/\">KF\/NW\u30bb\u30f3\u30bf\u30ea\u30f3\u30b0\u30ea\u30f3\u30b0\uff08KF16\uff5eKF50\uff09<\/a> \u672c\u4f53\u306b\u306fSS304\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3044\u3066\u3001O\u30ea\u30f3\u30b0\u306f\u6d88\u8017\u54c1\u3067\u3059\u3002\u7d99\u624b\u3092\u958b\u3051\u308b\u305f\u3073\u306b\u70b9\u691c\u3057\u3001\u5e73\u5766\u5316\u3084\u3072\u3073\u5272\u308c\u306e\u5146\u5019\u304c\u898b\u3089\u308c\u305f\u3089\u76f4\u3061\u306b\u4ea4\u63db\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30af\u30e9\u30f3\u30d7<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u88fd\u306e\u30d2\u30f3\u30b8\u4ed8\u304d\u30af\u30e9\u30f3\u30d7\u304c\u6a5f\u68b0\u7684\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u9589\u3058\u308b\u3053\u3068\u3067\u30012\u3064\u306e\u30d5\u30e9\u30f3\u30b8\u306e\u9762\u53d6\u308a\u90e8\u5206\u304c\u4e92\u3044\u306b\u62bc\u3057\u4ed8\u3051\u3089\u308c\u3001O\u30ea\u30f3\u30b0\u304c\u6240\u5b9a\u306e\u91cf\u3060\u3051\u5727\u7e2e\u3055\u308c\u307e\u3059\u3002 \u624b\u3067\u7de0\u3081\u308b\u306e\u304c\u9069\u5207\u306a\u30c8\u30eb\u30af\u3067\u3059\u3002\u9069\u5207\u306a\u5727\u7e2e\u72b6\u614b\u306b\u306a\u308b\u3068\u69cb\u9020\u4e0a\u3001\u30af\u30e9\u30f3\u30d7\u304c\u5e95\u4ed8\u304d\u3059\u308b\u305f\u3081\u3001\u30ec\u30f3\u30c1\u3092\u4f7f\u3046\u3068\u30af\u30e9\u30f3\u30d7\u304c\u5909\u5f62\u3059\u308b\u4ee5\u5916\u306f\u4f55\u306e\u30e1\u30ea\u30c3\u30c8\u3082\u3042\u308a\u307e\u305b\u3093\u3002KF10\u304b\u3089KF50\u307e\u3067\u306e\u30b5\u30a4\u30ba\u3067\u3042\u308c\u3070\u7247\u624b\u3067\u5341\u5206\u3067\u3042\u308a\u3001\u3053\u308c\u306f\u30dd\u30f3\u30d7\u30ab\u30fc\u30c8\u3092\u518d\u69cb\u6210\u3057\u305f\u308a\u3001\u72ed\u3044\u5de5\u5177\u53ce\u7d0d\u30b9\u30da\u30fc\u30b9\u3067\u30b2\u30fc\u30b8\u3092\u4ea4\u63db\u3057\u305f\u308a\u3059\u308b\u969b\u306b\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">KF\u63a5\u7d9a\u306f\u3001\u3069\u306e\u7a0b\u5ea6\u306e\u771f\u7a7a\u5ea6\u306b\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a19\u6e96\u7684\u306a\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u88fd\u30b7\u30fc\u30eb\u3092\u7528\u3044\u305fKF\u63a5\u7d9a\u306f\u3001\u5927\u6c17\u5727\u304b\u3089\u7d041 \u00d7 10\u207b\u2078 hPa\u307e\u3067\u306e\u7bc4\u56f2\u3067\u4f7f\u7528\u53ef\u80fd\u3067\u3042\u308a\u3001\u307e\u305f\u3001\u540c\u8cc7\u6599\u306b\u3088\u308c\u3070\u3001\u7d76\u5bfe\u5727\u3067\u7d041,500 hPa\u307e\u3067\u306e\u9069\u5ea6\u306a\u904e\u5727\u306b\u3082\u8010\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002 <a href=\"https:\/\/www.pfeiffer-vacuum.com\/global\/en\/knowledge\/vacuum-technology\/knowledge-book\/3-mechanical-components-in-vacuum\/3_3_connections\/\" target=\"_blank\" rel=\"noopener\">Pfeiffer Vacuum\u793e\u306b\u3088\u308b\u771f\u7a7a\u63a5\u7d9a\u306b\u95a2\u3059\u308b\u77e5\u8b58\u96c6<\/a>. \u7279\u6b8a\u306a\u91d1\u5c5e\u88fd\u30b7\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u6e2c\u5b9a\u7bc4\u56f2\u306f 1 \u00d7 10\u207b\u2079 hPa \u672a\u6e80\u307e\u3067\u5e83\u304c\u308a\u307e\u3059\u3002\u30d5\u30a1\u30a4\u30d5\u30a1\u30fc\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u305f\u3061\u306f\u3001\u5f15\u7528\u3059\u308b\u4fa1\u5024\u306e\u3042\u308b\u6ce8\u610f\u70b9\u3092\u6319\u3052\u3066\u3044\u307e\u3059\u3002\u305d\u308c\u306f\u3001\u7740\u8131\u53ef\u80fd\u306a\u7d99\u624b\u306f\u6eb6\u63a5\u7d99\u624b\u306b\u6bd4\u3079\u3066\u6f0f\u308c\u306e\u767a\u751f\u6e90\u3068\u306a\u308b\u53ef\u80fd\u6027\u304c\u306f\u308b\u304b\u306b\u9ad8\u3044\u305f\u3081\u3001\u9069\u5207\u306b\u8a2d\u8a08\u3055\u308c\u305f\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u5fc5\u8981\u6700\u4f4e\u9650\u306e\u7740\u8131\u53ef\u80fd\u306a\u63a5\u7d9a\u90e8\u306b\u3068\u3069\u3081\u308b\u3079\u304d\u3060\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002 \u5b9f\u969b\u306b\u306f\u3001\u3053\u308c\u306f\u6b21\u306e\u3088\u3046\u306a\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30d0\u30eb\u30d6\u3001\u30b2\u30fc\u30b8\u3001\u30c8\u30e9\u30c3\u30d7\u3001\u30dd\u30f3\u30d7\u30dd\u30fc\u30c8\u306a\u3069\u3001\u672c\u5f53\u306b\u914d\u7ba1\u3092\u958b\u304f\u5fc5\u8981\u304c\u3042\u308b\u7b87\u6240\u306b\u306fKF\u30b8\u30e7\u30a4\u30f3\u30c8\u3092\u30af\u30e9\u30f3\u30d7\u3067\u56fa\u5b9a\u3057\u3001\u305d\u308c\u4ee5\u5916\u306e\u7b87\u6240\u306f\u6eb6\u63a5\u3067\u63a5\u7d9a\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">KF\u30d5\u30e9\u30f3\u30b8\u30b5\u30a4\u30ba\u8868\uff1aKF10\uff5eKF50<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">KF\u30d5\u30e9\u30f3\u30b8\u306e\u30b5\u30a4\u30ba\u3092\u7279\u5b9a\u3059\u308b\u6700\u3082\u624b\u3063\u53d6\u308a\u65e9\u3044\u65b9\u6cd5\u306f\u3001\u30ce\u30ae\u30b9\u3092\u4f7f\u3063\u3066\u30d5\u30e9\u30f3\u30b8\u306e\u5916\u5f84\u3092\u6e2c\u5b9a\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u5404\u30b5\u30a4\u30ba\u306b\u306f\u56fa\u6709\u306e\u5916\u5f84\u304c\u3042\u308a\u307e\u3059\u304c\u3001KF10\u3068KF16\u306f\u5916\u5f84\u304c\u3068\u3082\u306b30 mm\u3067\u3042\u308a\u3001\u5185\u5f84\u306e\u9055\u3044\u306b\u3088\u3063\u3066\u533a\u5225\u3055\u308c\u307e\u3059\u3002 \u4ee5\u4e0b\u306e\u8868\u306f\u3001ISO 2861\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b5\u3064\u306e\u6a19\u6e96\u30b5\u30a4\u30ba\u3092\u7db2\u7f85\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u540d\u79f0<\/th><th>\u540c\u7fa9\u8a9e<\/th><th>\u516c\u79f0\u53e3\u5f84\uff08DN\u3001mm\uff09<\/th><th>\u30d5\u30e9\u30f3\u30b8\u5916\u5f84\uff08mm\uff09<\/th><th>\u304a\u304a\u3088\u305d\u306e\u9069\u5408\u30c1\u30e5\u30fc\u30d6\u30b5\u30a4\u30ba<\/th><\/tr><\/thead><tbody><tr><td>KF10<\/td><td>NW10\u3001QF10\u3001DN10 ISO-KF<\/td><td>10<\/td><td>30<\/td><td>\u7d04 1\/2 \u30a4\u30f3\u30c1<\/td><\/tr><tr><td>KF16<\/td><td>NW16\u3001QF16\u3001DN16 ISO-KF<\/td><td>16<\/td><td>30<\/td><td>\u7d04 3\/4 \u30a4\u30f3\u30c1<\/td><\/tr><tr><td>KF25<\/td><td>NW25\u3001QF25\u3001DN25 ISO-KF<\/td><td>25<\/td><td>40<\/td><td>\u7d04 1 \u30a4\u30f3\u30c1<\/td><\/tr><tr><td>KF40<\/td><td>NW40\u3001QF40\u3001DN40 ISO-KF<\/td><td>40<\/td><td>55<\/td><td>\u7d04 1-1\/2 \u30a4\u30f3\u30c1<\/td><\/tr><tr><td>KF50<\/td><td>NW50\u3001QF50\u3001DN50 ISO-KF<\/td><td>50<\/td><td>75<\/td><td>\u7d04 2 \u30a4\u30f3\u30c1<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/kf-flange-size-chart-1024x576.webp\" alt=\"KF10\u304b\u3089KF50\u307e\u3067\u306e\u771f\u7a7a\u30d5\u30e9\u30f3\u30b8\u3092\u30b5\u30a4\u30ba\u9806\u306b\u4e26\u3079\u305f\u3082\u306e\u3067\u3001\u30c7\u30b8\u30bf\u30eb\u30ce\u30ae\u30b9\u3067KF50\u30d5\u30e9\u30f3\u30b8\u306e\u5916\u5f84\u309275 mm\u3068\u6e2c\u5b9a\u3057\u3066\u3044\u308b\" class=\"wp-image-4679\" style=\"width:1157px;height:auto\" srcset=\"https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/kf-flange-size-chart-1024x576.webp 1024w, https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/kf-flange-size-chart-300x169.webp 300w, https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/kf-flange-size-chart-768x432.webp 768w, https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/kf-flange-size-chart-1536x864.webp 1536w, https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/kf-flange-size-chart-18x10.webp 18w, https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/kf-flange-size-chart-600x338.webp 600w, https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/kf-flange-size-chart.webp 1672w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ba1\u306e\u76f8\u5f53\u30b5\u30a4\u30ba\u306f\u516c\u79f0\u5024\u3067\u3059\u3002\u30a4\u30f3\u30c1\u5358\u4f4d\u3092\u63a1\u7528\u3059\u308b\u5de5\u5834\u3067\u306f\u30a4\u30f3\u30da\u30ea\u30a2\u30eb\u898f\u683c\u306e\u7ba1\u3092\u30d5\u30e9\u30f3\u30b8\u30b9\u30bf\u30d6\u306b\u6eb6\u63a5\u3057\u3001\u30e1\u30fc\u30c8\u30eb\u6cd5\u3092\u63a1\u7528\u3059\u308b\u5de5\u5834\u3067\u306f\u5bfe\u5fdc\u3059\u308bDN\u898f\u683c\u306e\u7ba1\u3092\u6eb6\u63a5\u3057\u307e\u3059\u304c\u3001\u3044\u305a\u308c\u306e\u5834\u5408\u3082\u4e92\u63db\u6027\u306e\u3042\u308b\u540c\u3058\u30d5\u30e9\u30f3\u30b8\u9762\u304c\u5f97\u3089\u308c\u307e\u3059\u3002 \u56f3\u9762\u306bDN20\u3084DN32\u3068\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u53e4\u3044\u30c9\u30a4\u30c4\u306e\u8cc7\u6599\u3092\u53c2\u7167\u3057\u3066\u3044\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u4e2d\u9593\u30b5\u30a4\u30ba\u306f\u4e00\u90e8\u306e\u898f\u683c\u7248\u306b\u306f\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u5728\u5eab\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u306f\u307b\u3068\u3093\u3069\u306a\u304f\u3001\u307b\u3068\u3093\u3069\u306e\u30b7\u30b9\u30c6\u30e0\u3067\u306fKF16\u304b\u3089KF25\u3078\u3001\u305d\u3057\u3066KF25\u304b\u3089KF40\u3078\u3068\u76f4\u63a5\u79fb\u884c\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u73fe\u5834\u3067\u672a\u77e5\u306e\u30d5\u30e9\u30f3\u30b8\u3092\u3069\u306e\u3088\u3046\u306b\u7279\u5b9a\u3059\u308c\u3070\u3088\u3044\u3067\u3057\u3087\u3046\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305a\u5916\u5f84\u3092\u6e2c\u5b9a\u3057\u3001\u6b21\u306b\u5185\u5f84\u3092\u6e2c\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5916\u5f84\u304c40 mm\u306e\u5834\u5408\u306fKF25\u306e\u307f\u300175 mm\u306e\u5834\u5408\u306fKF50\u306e\u307f\u3068\u306a\u308a\u307e\u3059\u300230 mm\u306e\u30c4\u30a4\u30f3\u304c2\u3064\u3042\u308b\u5834\u5408\u3001\u5185\u5f84\u304c\u7d0410 mm\u306a\u3089KF10\u3001\u7d0417 mm\u306a\u3089KF16\u3068\u306a\u308a\u307e\u3059\u3002 \u30d5\u30e9\u30f3\u30b8\u306e\u5f8c\u308d\u306b\u6eb6\u63a5\u3055\u308c\u305f\u30d1\u30a4\u30d7\u3060\u3051\u3067\u5224\u65ad\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u30ec\u30c7\u30e5\u30fc\u30b5\u30fc\u3084\u30a2\u30c0\u30d7\u30bf\u30fc\u304c\u53d6\u308a\u4ed8\u3051\u3089\u308c\u3066\u3044\u308b\u3068\u3001\u30d1\u30a4\u30d7\u306e\u76f4\u5f84\u306f\u4fe1\u983c\u3067\u304d\u308b\u6307\u6a19\u3068\u306f\u306a\u308a\u307e\u305b\u3093\u3002\u30ce\u30ae\u30b9\u30672\u5206\u6e2c\u308b\u3060\u3051\u3067\u3001\u8fd4\u54c1\u624b\u7d9a\u304d\u306b\u5348\u5f8c\u3092\u8cbb\u3084\u3059\u624b\u9593\u3092\u7701\u3051\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u306a\u305c\u307f\u3093\u306aKF25\u3068KF50\u3092\u8cb7\u3044\u3060\u3081\u3057\u3066\u3044\u308b\u306e\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3068\u3044\u3046\u306e\u3082\u3001\u3053\u308c\u30892\u3064\u306e\u30b5\u30a4\u30ba\u304c\u3001\u307b\u3068\u3093\u3069\u306e\u5c0f\u578b\u771f\u7a7a\u30b7\u30b9\u30c6\u30e0\u306e\u6d41\u91cf\u30cb\u30fc\u30ba\u3092\u7db2\u7f85\u3057\u3066\u3044\u308b\u304b\u3089\u3067\u3059\u3002 KF16\u3068KF25\u306f\u30b2\u30fc\u30b8\u30dd\u30fc\u30c8\u3084\u8a08\u5668\u63a5\u7d9a\u3067\u4e3b\u6d41\u3092\u5360\u3081\u3066\u304a\u308a\u3001\u4e00\u65b9\u3001KF40\u3068KF50\u306f\u30c1\u30e3\u30f3\u30d0\u30fc\u3068\u30dd\u30f3\u30d7\u9593\u306e\u30d5\u30a9\u30a2\u30e9\u30a4\u30f3\u306e\u6d41\u91cf\u3092\u62c5\u3063\u3066\u3044\u307e\u3059\u3002\u5f53\u793e\u306e\u8ca9\u58f2\u30c7\u30fc\u30bf\u3082\u540c\u69d8\u306e\u50be\u5411\u3092\u793a\u3057\u3066\u304a\u308a\u3001KF25\u3068NW50\u306e\u90e8\u54c1\u306e\u58f2\u4e0a\u306f\u4ed6\u306e\u30b5\u30a4\u30ba\u3092\u3059\u3079\u3066\u5408\u308f\u305b\u305f\u58f2\u4e0a\u3092\u4e0a\u56de\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u304c\u3001\u5f53\u793e\u306e3\u30d4\u30fc\u30b9\u5f0f <a href=\"https:\/\/ballvalves.tw\/ja\/%e8%a3%bd%e5%93%81\/%e6%89%8b%e5%8b%95%e7%9c%9f%e7%a9%ba%e3%83%90%e3%83%ab%e3%83%96\/\">\u624b\u52d5\u771f\u7a7a\u30d0\u30eb\u30d6<\/a> 1\u3064\u306e\u30dc\u30c7\u30a3\u8a2d\u8a08\u3067NW16\u3001NW25\u3001NW40\u3001NW50\u3092\u30ab\u30d0\u30fc\u3057\u307e\u3059\u3002\u30c4\u30fc\u30eb\u4e0a\u306e\u3059\u3079\u3066\u306e\u30dd\u30fc\u30c8\u306b1\u3064\u306e\u30d0\u30eb\u30d6\u30d5\u30a1\u30df\u30ea\u30fc\u3092\u63c3\u3048\u308b\u65b9\u304c\u3001\u30b5\u30a4\u30ba\u3054\u3068\u306b\u7570\u306a\u308b\u30d6\u30e9\u30f3\u30c9\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3088\u308a\u3082\u7c21\u5358\u3067\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">KF\u30b3\u30cd\u30af\u30bf\u30fc\u306f\u5b9f\u969b\u306b\u306f\u3069\u3053\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">KF\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306f\u3001\u771f\u7a7a\u30b7\u30b9\u30c6\u30e0\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u305f\u3081\u306b\u5206\u89e3\u304c\u5fc5\u8981\u306a\u7b87\u6240\u3001\u3059\u306a\u308f\u3061\u30dd\u30f3\u30d7\u306e\u4f9b\u7d66\u30e9\u30a4\u30f3\u3001\u30b2\u30fc\u30b8\u30dd\u30fc\u30c8\u3001\u30d9\u30f3\u30c8\u304a\u3088\u3073\u30d1\u30fc\u30b8\u30e9\u30a4\u30f3\u3001\u305d\u3057\u3066\u30d7\u30ed\u30bb\u30b9\u30c1\u30e3\u30f3\u30d0\u30fc\u306e\u8a08\u5668\u5074\u306a\u3069\u3001\u3042\u3089\u3086\u308b\u5834\u6240\u306b\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u696d\u754c\u3092\u554f\u308f\u305a\u3001\u3053\u306e\u50be\u5411\u306f\u4e00\u8cab\u3057\u3066\u3044\u307e\u3059\u3002\u30c1\u30e3\u30f3\u30d0\u30fc\u672c\u4f53\u306b\u306f\u3088\u308a\u5927\u578b\u306eISO\u3084CF\u30d5\u30e9\u30f3\u30b8\u304c\u4f7f\u7528\u3055\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u305d\u306e\u5468\u56f2\u306e\u914d\u7ba1\u306b\u306fKF\u304c\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u6280\u8853\u8005\u304c\u3053\u308c\u3089\u306e\u914d\u7ba1\u3092\u65e5\u5e38\u7684\u306b\u958b\u3051\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3067\u3059\u3002.<\/p>\n\n\n\n<p 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href=\"https:\/\/www.lesker.com\/newweb\/flanges\/flanges_technicalnotes_overview_1.cfm\" target=\"_blank\" rel=\"noopener\">\u30d5\u30e9\u30f3\u30b8\u30d5\u30a1\u30df\u30ea\u30fc\u306e\u6bd4\u8f03<\/a> \u524d\u8ff0\u306e\u901a\u308a\u3067\u3059\u3002\u4f4e\u6e29\u5074\u306b\u3064\u3044\u3066\u306f\u3001\u5f53\u793e\u306e\u7a7a\u6c17\u5727\u5f0fNW50\u30d0\u30eb\u30d6\u306f\u3001\u30a2\u30bb\u30f3\u30d6\u30ea\u5168\u4f53\u3068\u3057\u3066-20\u00b0C\uff5e80\u00b0C\u306e\u5b9a\u683c\u3068\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u3054\u7559\u610f\u304f\u3060\u3055\u3044\u3002 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class=\"wp-block-paragraph\">\u6b63\u3057\u3044\u7d44\u307f\u7acb\u3066\u306b\u306f1\u5206\u3082\u304b\u304b\u308a\u307e\u305b\u3093\u3002\u70b9\u691c\u3001\u4f4d\u7f6e\u5408\u308f\u305b\u3001\u30af\u30e9\u30f3\u30d7\u3001\u624b\u7de0\u3081\u3092\u884c\u3046\u3060\u3051\u3067\u3059\u3002\u73fe\u5834\u3067\u306e\u6f0f\u308c\u306e\u307b\u3068\u3093\u3069\u306f\u3001\u6700\u521d\u306e\u30b9\u30c6\u30c3\u30d7\u3092\u7701\u7565\u3057\u305f\u3053\u3068\u304c\u539f\u56e0\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u70b9\u691c\u306f\u4efb\u610f\u306e\u8ffd\u52a0\u4f5c\u696d\u3067\u306f\u306a\u304f\u3001\u624b\u9806\u306e\u4e00\u90e8\u3068\u3057\u3066\u6271\u3063\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7d44\u307f\u7acb\u3066\u306e\u624b\u9806<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7cf8\u304f\u305a\u306e\u51fa\u306a\u3044\u5e03\u3067\u4e21\u65b9\u306e\u30d5\u30e9\u30f3\u30b8\u9762\u3092\u62ed\u304d\u53d6\u3063\u3066\u304f\u3060\u3055\u3044\u3002\u30b7\u30fc\u30eb\u9762\u306b\u7e4a\u7dad\u3001\u524a\u308a\u304f\u305a\u3001\u307e\u305f\u306f\u53e4\u3044\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u306e\u7834\u7247\u304c\u4ed8\u7740\u3057\u3066\u3044\u308b\u3068\u3001\u305d\u308c\u3089\u304c\u6f0f\u308c\u306e\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002.<\/li>\n\n\n\n<li>\u30bb\u30f3\u30bf\u30ea\u30f3\u30b0\u30ea\u30f3\u30b0\u4e0a\u306eO\u30ea\u30f3\u30b0\u3092\u70b9\u691c\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5e73\u3089\u306a\u90e8\u5206\u3001\u50b7\u3001\u3072\u3073\u5272\u308c\u3001\u307e\u305f\u306f\u5149\u6ca2\u306e\u3042\u308b\u5727\u7e2e\u5909\u5f62\u304c\u898b\u3089\u308c\u308b\u5834\u5408\u306f\u3001\u4ea4\u63db\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u30ea\u30f3\u30b0\u306f\u3001\u3053\u306e\u30b8\u30e7\u30a4\u30f3\u30c8\u306b\u304a\u3044\u3066\u552f\u4e00\u306e\u6469\u8017\u90e8\u54c1\u3067\u3059\u3002.<\/li>\n\n\n\n<li>\u30bb\u30f3\u30bf\u30ea\u30f3\u30b0\u30ea\u30f3\u30b0\u3092\u7247\u65b9\u306e\u30d5\u30e9\u30f3\u30b8\u306e\u51f9\u90e8\u306b\u5d4c\u3081\u8fbc\u307f\u307e\u3059\u3002\u7121\u7406\u306b\u529b\u3092\u5165\u308c\u306a\u304f\u3066\u3082\u3001\u540c\u5fc3\u5186\u72b6\u306b\u53ce\u307e\u308b\u306f\u305a\u3067\u3059\u3002.<\/li>\n\n\n\n<li>2\u3064\u76ee\u306e\u30d5\u30e9\u30f3\u30b8\u9762\u3092\u30ea\u30f3\u30b0\u306b\u5bfe\u3057\u3066\u76f4\u89d2\u306b\u306a\u308b\u3088\u3046\u306b\u5408\u308f\u305b\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u63a5\u5408\u90e8\u306f\u6027\u5225\u304c\u306a\u3044\u305f\u3081\u3001\u5411\u304d\u306f\u554f\u3044\u307e\u305b\u3093\u3002.<\/li>\n\n\n\n<li>\u30d2\u30f3\u30b8\u4ed8\u304d\u30af\u30e9\u30f3\u30d7\u3092\u4e21\u65b9\u306e\u30d5\u30e9\u30f3\u30b8\u306e\u9762\u53d6\u308a\u90e8\u5206\u306b\u7de0\u3081\u4ed8\u3051\u3001\u30a6\u30a3\u30f3\u30b0\u30ca\u30c3\u30c8\u3092\u6307\u3067\u7de0\u307e\u308b\u7a0b\u5ea6\u307e\u3067\u56de\u3057\u3066\u56fa\u5b9a\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u4f5c\u696d\u3092\u7d42\u4e86\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30d5\u30e9\u30f3\u30b8\u306e\u5f62\u72b6\u306b\u3088\u308a\u3001O\u30ea\u30f3\u30b0\u306e\u5727\u7e2e\u306f\u8a2d\u8a08\u5024\u306b\u5236\u9650\u3055\u308c\u307e\u3059\u3002.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">\u305d\u306e\u5f8c\u3001\u63a5\u5408\u90e8\u306e\u6c17\u5bc6\u691c\u67fb\u306f\u3069\u306e\u3088\u3046\u306b\u884c\u3044\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u65e5\u5e38\u4f5c\u696d\u3067\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30dd\u30f3\u30d7\u30c0\u30a6\u30f3\u66f2\u7dda\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u63a5\u5408\u90e8\u304b\u3089\u306e\u6f0f\u308c\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u65e2\u77e5\u306e\u30d9\u30fc\u30b9\u5727\u529b\u3088\u308a\u3082\u306f\u308b\u304b\u306b\u9ad8\u3044\u5727\u529b\u5e95\u5024\u3068\u3057\u3066\u73fe\u308c\u307e\u3059\u3002\u8a3a\u65ad\u3092\u884c\u3046\u306b\u306f\u3001\u30b2\u30fc\u30b8\u3084\u30ea\u30fc\u30af\u691c\u51fa\u5668\u3092\u6ce8\u8996\u3057\u306a\u304c\u3089\u3001\u7591\u308f\u3057\u3044\u30af\u30e9\u30f3\u30d7\u306e\u5468\u56f2\u306b\u5c11\u91cf\u306e\u30a4\u30bd\u30d7\u30ed\u30d4\u30eb\u30a2\u30eb\u30b3\u30fc\u30eb\u307e\u305f\u306f\u30d8\u30ea\u30a6\u30e0\u3092\u5674\u9727\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u53cd\u5fdc\u3059\u308b\u4fe1\u53f7\u304c\u3042\u308c\u3070\u3001\u305d\u306e\u7b87\u6240\u304c\u6545\u969c\u7b87\u6240\u3068\u306a\u308a\u307e\u3059\u3002 10\u56de\u4e2d9\u56de\u306f\u3001\u65b0\u3057\u3044\u30d5\u30e9\u30f3\u30b8\u3067\u306f\u306a\u304f\u3001\u65b0\u3057\u3044\u30bb\u30f3\u30bf\u30ea\u30f3\u30b0\u30ea\u30f3\u30b0\u3092\u53d6\u308a\u4ed8\u3051\u308b\u3060\u3051\u3067\u89e3\u6c7a\u3057\u307e\u3059\u3002\u30ea\u30f3\u30b0\u3092\u4ea4\u63db\u3057\u3066\u3082\u7d99\u624b\u304c\u5f15\u304d\u7d9a\u304d\u6545\u969c\u3059\u308b\u5834\u5408\u306f\u3001\u843d\u4e0b\u3057\u305f\u90e8\u54c1\u3084\u3066\u3053\u3068\u3057\u3066\u4f7f\u308f\u308c\u305f\u30c9\u30e9\u30a4\u30d0\u30fc\u306b\u3088\u308b\u534a\u5f84\u65b9\u5411\u306e\u50b7\u304c\u30d5\u30e9\u30f3\u30b8\u9762\u306b\u306a\u3044\u304b\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30d5\u30e9\u30f3\u30b8\u9762\u306b\u50b7\u304c\u3042\u308b\u5834\u5408\u306e\u307f\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u4ea4\u63db\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">KF50\u306e\u6b21\u306f\uff1f ISO-K\u3001ISO-F\u3001\u305d\u3057\u3066CF<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DN50\u3092\u8d85\u3048\u308b\u3068\u3001\u30af\u30e9\u30f3\u30d7\u30fbO\u30ea\u30f3\u30b0\u65b9\u5f0f\u306f\u9069\u7528\u7bc4\u56f2\u5916\u3068\u306a\u308a\u3001\u771f\u7a7a\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3088\u308a\u5927\u578b\u306e\u30d5\u30e9\u30f3\u30b8\u30d5\u30a1\u30df\u30ea\u30fc\u304c\u63a1\u7528\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u6bd4\u8f03\u8868\u306f\u3001\u5404\u30d5\u30e9\u30f3\u30b8\u30d5\u30a1\u30df\u30ea\u30fc\u304c\u3069\u306e\u7528\u9014\u306b\u9069\u3057\u3066\u3044\u308b\u304b\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002 <a href=\"https:\/\/www.lesker.com\/newweb\/flanges\/flanges_technicalnotes_overview_1.cfm\" target=\"_blank\" rel=\"noopener\">\u30ec\u30b9\u30ab\u30fc\u30fb\u30d5\u30e9\u30f3\u30b8\u30fb\u30b7\u30b9\u30c6\u30e0\u306e\u6982\u8981<\/a> \u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u3092\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b\u5834\u5408\u3001\u3053\u308c\u306f\u8a73\u3057\u304f\u6398\u308a\u4e0b\u3052\u308b\u306e\u306b\u9069\u3057\u305f\u8cc7\u6599\u3067\u3059\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30d5\u30e9\u30f3\u30b8\u30d5\u30a1\u30df\u30ea\u30fc<\/th><th>\u4e00\u822c\u7684\u306a\u30b5\u30a4\u30ba\u7bc4\u56f2<\/th><th>\u30b7\u30fc\u30eb<\/th><th>\u9589\u9396<\/th><th>\u4ee3\u8868\u7684\u306a\u30b5\u30fc\u30d3\u30b9<\/th><\/tr><\/thead><tbody><tr><td>ISO-KF (KF\/NW)<\/td><td>DN10\uff5eDN50<\/td><td>\u30bb\u30f3\u30bf\u30ea\u30f3\u30b0\u30ea\u30f3\u30b0\u4e0a\u306e\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u88fdO\u30ea\u30f3\u30b0<\/td><td>\u624b\u3067\u7de0\u3081\u308b\u30a6\u30a3\u30f3\u30b0\u30ca\u30c3\u30c8\u5f0f\u30af\u30e9\u30f3\u30d7<\/td><td>\u7c97\u771f\u7a7a\uff5e\u9ad8\u771f\u7a7a\u30e9\u30a4\u30f3\u3001\u771f\u7a7a\u8a08\u3001\u524d\u6bb5\u30e9\u30a4\u30f3<\/td><\/tr><tr><td>ISO-K \/ ISO-F<\/td><td>DN63\u4ee5\u4e0a<\/td><td>\u30bb\u30f3\u30bf\u30ea\u30f3\u30b0\u30ea\u30f3\u30b0\u4e0a\u306e\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u88fdO\u30ea\u30f3\u30b0<\/td><td>\u30af\u30ed\u30fc\u30af\u30e9\u30f3\u30d7\uff08ISO-K\uff09\u307e\u305f\u306f\u30dc\u30eb\u30c8\u7de0\u3081\u30ab\u30e9\u30fc\uff08ISO-F\uff09<\/td><td>\u5927\u304d\u306a\u30c1\u30e3\u30f3\u30d0\u30fc\u30dd\u30fc\u30c8\u3001\u592a\u3044\u8352\u52a0\u5de5\u30e9\u30a4\u30f3<\/td><\/tr><tr><td>CF\uff08ConFlat\uff09<\/td><td>DN16\uff5eDN250<\/td><td>\u9285\u88fd\u30ac\u30b9\u30b1\u30c3\u30c8\u3001\u30ca\u30a4\u30d5\u30a8\u30c3\u30b8\u578b<\/td><td>\u30dc\u30eb\u30c8\u6b62\u3081<\/td><td>\u8d85\u9ad8\u771f\u7a7a\u30fb\u30d9\u30fc\u30af\u5bfe\u5fdc\u30b7\u30b9\u30c6\u30e0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9f\u7528\u7684\u306a\u30dd\u30a4\u30f3\u30c8\uff1aKF\u306f\u6bce\u9031\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3092\u884c\u3046\u63a5\u7d9a\u3001ISO-K\u306f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3054\u3068\u306b\u958b\u304f\u63a5\u7d9a\u3001CF\u306f\u5e74\u306b1\u56de\u958b\u304f\u3053\u3068\u3092\u76ee\u6307\u3059\u63a5\u7d9a\u3067\u3059\u3002 ISO-K\u306e\u30b7\u30fc\u30eb\u539f\u7406\u306fKF\u3068\u5168\u304f\u540c\u3058\u3067\u3059\u2015\u2015\u30ad\u30e3\u30ea\u30a2\u4e0a\u306eO\u30ea\u30f3\u30b0\u3068\u3044\u3046\u57fa\u672c\u6982\u5ff5\u306f\u5171\u901a\u3067\u3001\u76f4\u5f84\u304c\u5927\u304d\u304f\u3001\u5358\u4e00\u306e\u30d0\u30f3\u30c9\u306e\u4ee3\u308f\u308a\u306b\u30af\u30ed\u30fc\u30af\u30e9\u30f3\u30d7\u304c\u63a1\u7528\u3055\u308c\u3066\u3044\u308b\u2015\u2015\u305f\u3081\u3001\u7fd2\u5f97\u3057\u305f\u30b9\u30ad\u30eb\u306f\u305d\u306e\u307e\u307e\u5fdc\u7528\u3067\u304d\u307e\u3059\u3002\u5f53\u793e\u306f\u3001\u4ee5\u4e0b\u306e\u3082\u306e\u3092\u542b\u3081\u3001\u4e21\u65b9\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u5bfe\u5fdc\u3057\u305f\u30d0\u30eb\u30d6\u3092\u88fd\u9020\u3057\u3066\u3044\u307e\u3059\u3002 <a href=\"https:\/\/ballvalves.tw\/ja\/%e8%a3%bd%e5%93%81\/%e6%89%8b%e5%8b%95%e5%bc%8f%e7%9c%9f%e7%a9%ba%e3%83%9c%e3%83%bc%e3%83%ab%e3%83%90%e3%83%ab%e3%83%96\/\">ISO100 \u624b\u52d5\u5f0f\u771f\u7a7a\u30dc\u30fc\u30eb\u30d0\u30eb\u30d6<\/a> ISO-K\u5074\u3067\u306f\u3001\u6df7\u5408\u30d5\u30e9\u30f3\u30b8\u30b7\u30b9\u30c6\u30e0\u3067\u3082\u3001\u30b5\u30a4\u30ba\u3092\u554f\u308f\u305a1\u793e\u306e\u30d0\u30eb\u30d6\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u3067\u7d71\u4e00\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">KF\u30e9\u30a4\u30f3\u7528\u306e\u30d0\u30eb\u30d6\u3084\u7d99\u624b\u306f\u3069\u306e\u3088\u3046\u306b\u9078\u3079\u3070\u3088\u3044\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/814E574F-7FCA-4135-A9FD-EEF677B2E848.webp\" alt=\"\u4e21\u7aef\u306bKF\uff08ISO-KF\uff09\u30af\u30e9\u30f3\u30d7\u30d5\u30e9\u30f3\u30b8\u3092\u5099\u3048\u305f316\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u88fd\u7a7a\u6c17\u5727\u5f0f\u30dc\u30fc\u30eb\u30d0\u30eb\u30d6\" class=\"wp-image-4688\" style=\"width:1157px;height:auto\" srcset=\"https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/814E574F-7FCA-4135-A9FD-EEF677B2E848.webp 800w, https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/814E574F-7FCA-4135-A9FD-EEF677B2E848-300x300.webp 300w, https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/814E574F-7FCA-4135-A9FD-EEF677B2E848-150x150.webp 150w, https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/814E574F-7FCA-4135-A9FD-EEF677B2E848-768x768.webp 768w, https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/814E574F-7FCA-4135-A9FD-EEF677B2E848-12x12.webp 12w, https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/814E574F-7FCA-4135-A9FD-EEF677B2E848-600x600.webp 600w, https:\/\/ballvalves.tw\/wp-content\/uploads\/2026\/07\/814E574F-7FCA-4135-A9FD-EEF677B2E848-100x100.webp 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u306e3\u3064\u306e\u8cea\u554f\u306b\u9806\u756a\u306b\u7b54\u3048\u3066\u9078\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30d0\u30eb\u30d6\u306e\u958b\u9589\u30b5\u30a4\u30af\u30eb\u6570\u3001\u6545\u969c\u6642\u306b\u5b89\u5168\u306a\u4f4d\u7f6e\u306b\u623b\u308b\u5fc5\u8981\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3001\u305d\u3057\u3066\u30d7\u30ed\u30bb\u30b9\u30ac\u30b9\u304c\u30b7\u30fc\u30eb\u6750\u306b\u6c42\u3081\u308b\u8981\u4ef6\u306f\u4f55\u304b\u3001\u3068\u3044\u30463\u70b9\u3067\u3059\u3002\u30b5\u30a4\u30ba\u306f\u914d\u7ba1\u81ea\u4f53\u306b\u3088\u3063\u3066\u3059\u3067\u306b\u6c7a\u307e\u3063\u3066\u3044\u307e\u3059\uff08KF25\u306e\u914d\u7ba1\u306b\u306fKF25\u306e\u30d0\u30eb\u30d6\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\uff09\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u9078\u5b9a\u306e\u30dd\u30a4\u30f3\u30c8\u306f\u5b9f\u8cea\u7684\u306b\u99c6\u52d5\u65b9\u5f0f\u3068\u6750\u8cea\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u624b\u52d5\u304b\u3001\u305d\u308c\u3068\u3082\u7a7a\u5727\u5f0f\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u624b\u52d5\u5f0f\u306e\u30af\u30a9\u30fc\u30bf\u30fc\u30bf\u30fc\u30f3\u30d0\u30eb\u30d6\u306f\u30011\u65e5\u306b\u6570\u56de\u4ee5\u4e0b\u3057\u304b\u72b6\u614b\u304c\u5909\u5316\u3057\u306a\u3044\u906e\u65ad\u30dd\u30a4\u30f3\u30c8\uff08\u30dd\u30f3\u30d7\u306e\u30b5\u30fc\u30d3\u30b9\u30dd\u30fc\u30c8\u3001\u30d9\u30f3\u30c8\u30e9\u30a4\u30f3\u3001\u30b2\u30fc\u30b8\u306e\u906e\u65ad\u306a\u3069\uff09\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u5229\u70b9\u306f\u3001\u7a7a\u6c17\u3084\u914d\u7dda\u3068\u3044\u3063\u305f\u88dc\u52a9\u8a2d\u5099\u304c\u4e00\u5207\u4e0d\u8981\u3067\u3042\u308b\u3053\u3068\u3067\u3059\u3002\u30b7\u30d5\u30c8\u3054\u3068\u306b\u30d0\u30eb\u30d6\u306e\u958b\u9589\u56de\u6570\u304c\u591a\u304f\u306a\u308b\u5834\u5408\u3084\u3001\u30a4\u30f3\u30bf\u30fc\u30ed\u30c3\u30af\u306e\u5bfe\u8c61\u3068\u306a\u308b\u5834\u5408\u306f\u3001\u30e9\u30c3\u30af\u30fb\u30a2\u30f3\u30c9\u30fb\u30d4\u30cb\u30aa\u30f3\u5f0f\u306e\u7a7a\u5727\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u3092\u5c0e\u5165\u3059\u308b\u4fa1\u5024\u304c\u3042\u308a\u307e\u3059\u3002 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href=\"https:\/\/ballvalves.tw\/ja\/%e8%a3%bd%e5%93%81\/3%e6%96%b9%e5%90%91%e7%9c%9f%e7%a9%ba%e3%83%9c%e3%83%bc%e3%83%ab%e3%83%90%e3%83%ab%e3%83%96\/\">L\u30dd\u30fc\u30c8\u307e\u305f\u306fT\u30dd\u30fc\u30c8\u4ed8\u304d3\u65b9\u5411\u771f\u7a7a\u30dc\u30fc\u30eb\u30d0\u30eb\u30d6<\/a> 2\u3064\u306e2\u65b9\u5411\u5f01\u3068T\u5b57\u7ba11\u500b\u306b\u4ee3\u308f\u308b\u3082\u306e\u3067\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6d41\u8def\u306b\u304a\u3044\u3066\u3001\u3069\u306e\u3088\u3046\u306a\u6750\u6599\u304c\u91cd\u8981\u306a\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u4f53\u3068\u30b7\u30fc\u30eb\u3002\u5f53\u793e\u306e\u771f\u7a7a\u30d0\u30eb\u30d6\u306f\u3001ASTM 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class=\"wp-block-heading\">\u30cf\u30f3\u30c9\u30db\u30a4\u30fc\u30eb\u3092\u8d85\u3048\u3066\uff1a\u30d0\u30c3\u30c6\u30ea\u30fc\u99c6\u52d5\u306e\u81ea\u52d5\u5316\u6a5f\u80fd\u306e\u8ffd\u52a0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u624b\u52d5\u5f0f\u306eKF\u30d0\u30eb\u30d6\u306f\u3001\u771f\u7a7a\u30e9\u30a4\u30f3\u306b\u624b\u3092\u52a0\u3048\u308b\u3053\u3068\u306a\u304f\u9060\u9694\u64cd\u4f5c\u4ed5\u69d8\u306b\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u53ef\u80fd\u3067\u3059\u3002\u30d0\u30eb\u30d6\u672c\u4f53\u306f\u305d\u306e\u307e\u307e\u4f7f\u7528\u3057\u3001\u30ec\u30d0\u30fc\u3092\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306b\u4ea4\u63db\u3059\u308b\u3060\u3051\u3067\u3059\u3002\u30d0\u30eb\u30d6\u306e\u8a2d\u7f6e\u5834\u6240\u3067\u5727\u7e2e\u7a7a\u6c17\u304c\u5229\u7528\u3067\u304d\u306a\u3044\u73fe\u5834\u3067\u306f\u3001\u5f53\u793e\u306e <a href=\"https:\/\/ballvalves.tw\/ja\/%e8%a3%bd%e5%93%81\/%e3%83%90%e3%83%83%e3%83%86%e3%83%aa%e3%83%bc%e3%83%90%e3%83%83%e3%82%af%e3%82%a2%e3%83%83%e3%83%97%e5%bc%8f%e9%9b%bb%e5%8b%95%e3%82%a2%e3%82%af%e3%83%81%e3%83%a5%e3%82%a8%e3%83%bc%e3%82%bf\/\">\u30d0\u30c3\u30c6\u30ea\u30fc\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u5f0f\u96fb\u52d5\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf<\/a> 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<a href=\"https:\/\/ballvalves.tw\/ja\/%e3%83%90%e3%83%ab%e3%83%96%e3%82%a2%e3%82%af%e3%83%81%e3%83%a5%e3%82%a8%e3%83%bc%e3%82%bf%e9%81%b8%e5%ae%9a%e3%82%ac%e3%82%a4%e3%83%89\/\">\u30d0\u30eb\u30d6\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u9078\u5b9a\u30ac\u30a4\u30c9<\/a> \u610f\u601d\u6c7a\u5b9a\u306e\u57fa\u6e96\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">NW50\u3068KF50\u306f\u540c\u3058\u3082\u306e\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u306f\u3044\u3001NW50\u3068KF50\u306f\u540c\u3058\u30d5\u30e9\u30f3\u30b8\u3067\u3059\u3002\u5916\u5f8475 mm\u306eDN50 ISO-KF\u30af\u30a4\u30c3\u30af\u30ea\u30ea\u30fc\u30b9\u30ab\u30c3\u30d7\u30ea\u30f3\u30b0\u3067\u3059\u3002NW\u306f\u30c9\u30a4\u30c4\u8a9e\u306e\u300cNennweite\uff08\u516c\u79f0\u5e45\uff09\u300d\u306e\u7565\u8a9e\u3067\u3042\u308a\u3001KF\u306f\u300cKlein Flansch\uff08\u5c0f\u578b\u30d5\u30e9\u30f3\u30b8\uff09\u300d\u306e\u7565\u8a9e\u3067\u3059\u3002 NW50\u3001KF50\u3001QF50\u3001\u307e\u305f\u306fDN50 ISO-KF\u3068\u8868\u8a18\u3055\u308c\u305f\u90e8\u54c1\u306f\u3001\u3059\u3079\u3066\u540c\u3058\u30bb\u30f3\u30bf\u30ea\u30f3\u30b0\u30ea\u30f3\u30b0\u3068\u30af\u30e9\u30f3\u30d7\u3092\u4f7f\u7528\u3057\u3066\u76f4\u63a5\u7de0\u3081\u4ed8\u3051\u3089\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d5\u30e9\u30f3\u30b8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u300cKF\u300d\u3068\u306f\u4f55\u306e\u7565\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">KF\u306f\u300cKlein Flansch\u300d\u306e\u7565\u3067\u3001\u30c9\u30a4\u30c4\u8a9e\u3067\u300c\u5c0f\u3055\u306a\u30d5\u30e9\u30f3\u30b8\u300d\u3092\u610f\u5473\u3057\u307e\u3059\u3002 \u3053\u306e\u547c\u79f0\u306f\u3001ISO 2861\u304a\u3088\u3073DIN 28403\u3067\u6a19\u6e96\u5316\u3055\u308c\u305f\u30af\u30e9\u30f3\u30d7\u5f0f\u30af\u30a4\u30c3\u30af\u30ea\u30ea\u30fc\u30b9\u771f\u7a7a\u30ab\u30c3\u30d7\u30ea\u30f3\u30b0\u306b\u3064\u3044\u3066\u3001ISO\u3001DIN\u3001\u304a\u3088\u3073Pneurop\u306b\u3088\u3063\u3066\u63a1\u7528\u3055\u308c\u307e\u3057\u305f\u3002\u3053\u306e\u30d5\u30e9\u30f3\u30b8\u306f\u3001\u30e1\u30fc\u30ab\u30fc\u306b\u3088\u3063\u3066\u30ab\u30bf\u30ed\u30b0\u4e0a\u3067QF\uff08Quick Flange\uff09\u3001NW\u3001\u307e\u305f\u306fDN\u3068\u3082\u8868\u8a18\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">KF\u30d5\u30e9\u30f3\u30b8\u306f\u3069\u306e\u7a0b\u5ea6\u306e\u771f\u7a7a\u5ea6\u306b\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pfeiffer Vacuum\u793e\u306e\u6280\u8853\u8cc7\u6599\u306b\u3088\u308b\u3068\u3001\u6a19\u6e96\u7684\u306a\u30a8\u30e9\u30b9\u30c8\u30de\u30fc\u88fdO\u30ea\u30f3\u30b0\u30b7\u30fc\u30eb\u3092\u7528\u3044\u305fKF\u63a5\u7d9a\u306f\u3001\u5927\u6c17\u5727\u304b\u3089\u7d041 \u00d7 10\u207b\u2078 hPa\u307e\u3067\u306e\u7bc4\u56f2\u3067\u4f7f\u7528\u53ef\u80fd\u3067\u3059\u3002 \u7279\u6b8a\u306a\u91d1\u5c5e\u30b7\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u30011 \u00d7 10\u207b\u2079 hPa\u4ee5\u4e0b\u306e\u7bc4\u56f2\u307e\u3067\u5bfe\u5fdc\u7bc4\u56f2\u3092\u5e83\u3052\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u308c\u4ee5\u4e0a\u306e\u8d85\u9ad8\u771f\u7a7a\u3067\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306f\u9285\u30ac\u30b9\u30b1\u30c3\u30c8\u5f0f\u306eCF\u30d5\u30e9\u30f3\u30b8\u306b\u5207\u308a\u66ff\u308f\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">KF\u63a5\u7d9a\u306f\u6b63\u5727\u306b\u8010\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3042\u308b\u7a0b\u5ea6\u3067\u3059\u3002\u30d5\u30a1\u30a4\u30d5\u30a1\u30fc\u306e\u6280\u8853\u8cc7\u6599\u306b\u3088\u308b\u3068\u3001KF\u30bf\u30a4\u30d7\u306e\u30af\u30e9\u30f3\u30d7\u63a5\u7d9a\u306f\u3001\u7d76\u5bfe\u5727\u3067\u6700\u5927\u7d041,500 hPa\uff08\u5927\u6c17\u5727\u3088\u308a\u7d040.5 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class=\"wp-block-paragraph\">\u3044\u3044\u3048\u3002KF\u30b8\u30e7\u30a4\u30f3\u30c8\u306f\u624b\u4f5c\u696d\u3067\u7d44\u307f\u7acb\u3066\u307e\u3059\u3002O\u30ea\u30f3\u30b0\u4ed8\u304d\u306e\u30bb\u30f3\u30bf\u30ea\u30f3\u30b0\u30ea\u30f3\u30b0\u30922\u3064\u306e\u30d5\u30e9\u30f3\u30b8\u9762\u306e\u9593\u306b\u306f\u3055\u307f\u3001\u30d2\u30f3\u30b8\u5f0f\u30af\u30e9\u30f3\u30d7\u3092\u9589\u3058\u3001\u30a6\u30a3\u30f3\u30b0\u30ca\u30c3\u30c8\u3092\u6307\u3067\u7de0\u3081\u308b\u7a0b\u5ea6\u306b\u7de0\u3081\u4ed8\u3051\u307e\u3059\u3002\u30d5\u30e9\u30f3\u30b8\u306e\u5f62\u72b6\u306b\u3088\u3063\u3066O\u30ea\u30f3\u30b0\u306e\u9069\u5207\u306a\u5727\u7e2e\u304c\u81ea\u52d5\u7684\u306b\u78ba\u4fdd\u3055\u308c\u308b\u305f\u3081\u3001\u30ec\u30f3\u30c1\u3092\u4f7f\u3063\u3066\u7de0\u3081\u4ed8\u3051\u308b\u5fc5\u8981\u306f\u306a\u304f\u3001\u3080\u3057\u308d\u9006\u52b9\u679c\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081\uff1a1\u3064\u306e\u30d5\u30e9\u30f3\u30b8\u3001\u3055\u307e\u3056\u307e\u306a\u540d\u79f0\u3001\u30b7\u30f3\u30d7\u30eb\u306a\u30eb\u30fc\u30eb<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u591a\u304f\u306e\u8aad\u8005\u304c\u3053\u306e\u30da\u30fc\u30b8\u3092\u8a2a\u308c\u308b\u304d\u3063\u304b\u3051\u3068\u306a\u3063\u3066\u3044\u308bKF\u30d5\u30e9\u30f3\u30b8\u306b\u95a2\u3059\u308b\u7591\u554f\u3078\u306e\u7b54\u3048\u306f\u3001\u305f\u3063\u305f\u4e00\u884c\u3067\u6e08\u307f\u307e\u3059\u3002KF\u3001NW\u3001QF\u3001\u304a\u3088\u3073DN ISO-KF\u306f\u3059\u3079\u3066\u540c\u4e00\u306e\u898f\u683c\u3067\u3042\u308b\u305f\u3081\u3001\u516c\u79f0\u30b5\u30a4\u30ba\u306b\u57fa\u3065\u3044\u3066\u8cfc\u5165\u3059\u308c\u3070\u3001\u3059\u3079\u3066\u4e92\u63db\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u3053\u304b\u3089\u5148\u306e\u624b\u9806\u306f\u7c21\u5358\u3067\u3059\u3002 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2026\u5e74\u73fe\u5728\u3001\u5f53\u793e\u304c\u51fa\u8377\u3059\u308b\u3059\u3079\u3066\u306e\u771f\u7a7a\u30d0\u30eb\u30d6\uff08NW16\u624b\u52d5\u30d0\u30eb\u30d6\u304b\u3089ISO100\u30d5\u30e9\u30f3\u30b8\u4ed8\u304d\u30dc\u30fc\u30eb\u30d0\u30eb\u30d6\u307e\u3067\uff09\u306f\u3001\u3053\u308c\u3089\u3068\u540c\u3058\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u6e96\u62e0\u3057\u3066\u304a\u308a\u3001316\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3067\u6a5f\u68b0\u52a0\u5de5\u3055\u308c\u3001\u51fa\u8377\u524d\u306b\u8a66\u9a13\u6e08\u307f\u3067\u3059\u3002KF\u30e9\u30a4\u30f3\u306e\u69cb\u7bc9\u3084\u4fee\u7406\u3092\u884c\u3046\u5834\u5408\u306f\u3001\u307e\u305a\u5f53\u793e\u306e <a href=\"https:\/\/ballvalves.tw\/ja\/%e5%95%86%e5%93%81%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa%e3%83%bc\/%e9%85%8d%e7%ae%a1%e7%b6%99%e6%89%8b\/\">\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u88fd\u914d\u7ba1\u7d99\u624b\u306e\u30e9\u30a4\u30f3\u30ca\u30c3\u30d7<\/a>, \u3001\u3053\u308c\u306b\u306f\u30b7\u30b9\u30c6\u30e0\u5185\u306e\u3059\u3079\u3066\u306e\u63a5\u5408\u90e8\u304c\u4f9d\u5b58\u3057\u3066\u3044\u308bKF\/NW\u30bb\u30f3\u30bf\u30ea\u30f3\u30b0\u30ea\u30f3\u30b0\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u4ee5\u4e0b\u306e\u30da\u30fc\u30b8\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/ballvalves.tw\/ja\/%e5%95%86%e5%93%81%e3%82%ab%e3%83%86%e3%82%b4%e3%83%aa%e3%83%bc\/%e7%9c%9f%e7%a9%ba%e5%bc%81\/\">\u771f\u7a7a\u30d0\u30eb\u30d6\u306e\u5206\u985e<\/a> \u5bfe\u5fdc\u3059\u308b\u9694\u96e2\u7528\u91d1\u5177\u306b\u3064\u3044\u3066\u3002\u30dd\u30fc\u30c8\u30ea\u30b9\u30c8\u3092\u304a\u9001\u308a\u3044\u305f\u3060\u3051\u308c\u3070\u3001\u3054\u6ce8\u6587\u524d\u306b\u3053\u306e\u8868\u306b\u57fa\u3065\u3044\u3066\u30b5\u30a4\u30ba\u3092\u78ba\u8a8d\u3044\u305f\u3057\u307e\u3059\u3002.<\/p>","protected":false},"excerpt":{"rendered":"<p>By the Yzng Trong International engineering team \u2014 we design and manufacture 316 stainless steel vacuum ball valves and KF-flanged components in Taiwan, and we answer these sizing questions from buyers every week. Last updated: 2026-07-03 Key Takeaways What Is a KF Flange? A KF flange is a quick-release vacuum flange that seals with an elastomer O-ring and a hand-tightened clamp instead of bolts. If you have ever specified a fitting as NW25, QF40, or DN50 ISO-KF, you were describing the same family of parts: the naming is different, the hardware is not. The letters KF come from the German Klein Flansch, meaning &#8220;small flange&#8221;. According to the Kurt J. [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":4678,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[48],"tags":[],"class_list":["post-4674","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-how-to-guides-tutorials"],"_links":{"self":[{"href":"https:\/\/ballvalves.tw\/ja\/wp-json\/wp\/v2\/posts\/4674","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ballvalves.tw\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ballvalves.tw\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ballvalves.tw\/ja\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/ballvalves.tw\/ja\/wp-json\/wp\/v2\/comments?post=4674"}],"version-history":[{"count":3,"href":"https:\/\/ballvalves.tw\/ja\/wp-json\/wp\/v2\/posts\/4674\/revisions"}],"predecessor-version":[{"id":4689,"href":"https:\/\/ballvalves.tw\/ja\/wp-json\/wp\/v2\/posts\/4674\/revisions\/4689"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ballvalves.tw\/ja\/wp-json\/wp\/v2\/media\/4678"}],"wp:attachment":[{"href":"https:\/\/ballvalves.tw\/ja\/wp-json\/wp\/v2\/media?parent=4674"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ballvalves.tw\/ja\/wp-json\/wp\/v2\/categories?post=4674"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ballvalves.tw\/ja\/wp-json\/wp\/v2\/tags?post=4674"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}