{"id":4293,"date":"2026-06-15T22:58:24","date_gmt":"2026-06-15T14:58:24","guid":{"rendered":"https:\/\/ballvalves.tw\/?post_type=product&#038;p=4293"},"modified":"2026-06-15T22:58:24","modified_gmt":"2026-06-15T14:58:24","slug":"pneumatic-ball-valve-nw50-kf","status":"publish","type":"product","link":"https:\/\/ballvalves.tw\/ru\/product\/pneumatic-ball-valve-nw50-kf\/","title":{"rendered":"\u041f\u043d\u0435\u0432\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0448\u0430\u0440\u043e\u0432\u043e\u0439 \u043a\u0440\u0430\u043d \u0438\u0437 \u043d\u0435\u0440\u0436\u0430\u0432\u0435\u044e\u0449\u0435\u0439 \u0441\u0442\u0430\u043b\u0438 \u043c\u0430\u0440\u043a\u0438 316 \u2014 \u0434\u0432\u0443\u0445\u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043d\u044b\u0439, \u0441 \u0437\u0430\u0436\u0438\u043c\u043d\u044b\u043c \u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0435\u043c NW50 (ISO-KF)"},"content":{"rendered":"<p>A two-piece 316 stainless steel ball valve fitted with a rack-and-pinion pneumatic actuator and<br \/>\n  terminated with NW50 (ISO-KF) quick-clamp flanges. The KF clamp ends connect and seal with a single<br \/>\n  clamp and centring ring \u2014 no bolts \u2014 so the valve installs and services quickly in vacuum and<br \/>\n  high-purity facility piping. PTFE seats give a tight, low-friction shut-off, and the actuator<br \/>\n  delivers fast quarter-turn open and close. Available with double-acting (DA) or spring-return (SR)<br \/>\n  actuators, and ready for solenoid valves and limit switches.<\/p>\n<h2>Specifications<\/h2>\n<table>\n<tbody>\n<tr>\n<th>Valve Body<\/th>\n<td>Two-Piece, ASTM 316 Stainless Steel<\/td>\n<\/tr>\n<tr>\n<th>Actuator<\/th>\n<td>Aluminum Alloy Cylinder (Rack &amp; Pinion), DA \/ SR available<\/td>\n<\/tr>\n<tr>\n<th>\u041f\u043e\u0434\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435<\/th>\n<td>NW50 (ISO-KF \/ KF50) Clamp Flange<\/td>\n<\/tr>\n<tr>\n<th>Bore<\/th>\n<td>Full Port<\/td>\n<\/tr>\n<tr>\n<th>Seat \/ Seal<\/th>\n<td>PTFE<\/td>\n<\/tr>\n<tr>\n<th>Working Temperature<\/th>\n<td>-20 ~ 80&deg;C<\/td>\n<\/tr>\n<tr>\n<th>Accessories<\/th>\n<td>Compatible with solenoid valves &amp; limit switches<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>Automated quarter-turn isolation for NW50 vacuum and high-purity lines \u2014 316 stainless, PTFE seats,<br \/>\n  ISO-KF clamp ends.<\/p>","protected":false},"featured_media":4294,"template":"","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":"default","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 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