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GB‑Standard Pneumatic Normally‑Closed Diaphragm Valve

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GB‑Standard Pneumatic Normally‑Closed Diaphragm Valve

Product Overview The GB‑Standard Pneumatic Normally‑Closed Diaphragm Valve manufactured by Zhewu is a safe‑oriented Diaphragm Valve designed in compliance with Chinese national standards. This robust Industrial Diaphragm Valve can also be customized as a Sanitary Diaphragm Valve or ANSI Diaphragm Valve for cross‑standard project requirements. Powered by pneumatic actuator with solid and reliable mechanical structure, this normally‑closed diaphragm valve will automatically close once power or air supply is interrupted to protect the whole pipeline system. It is widely adopted for domestic industrial automation systems in chemical, electric power, water‑treatment and other critical industrial sectors. Material Configuration List Valve Body HT200 Lining NR / EPDM / NBR, etc. Diaphragm NR / EPDM / NBR, etc. Disc HT200 Stem 2Cr13 Handwheel HT200 Stem Nut QT450 Bolt A3 Nut A3 Cylinder Cover HT200 / WCB / CF8, etc. Three‑unit Accessories Solenoid valve, feedback signal…