Stainless Steel Double Disc Wafer Type Check Valve

API/DIN Standard Stainless Steel Dual Plate Wafer Type Check Valve Dual Plate Wafer type Check valve, sometimes people also call them as door valve, its shape like a door. There are two parts of disc, they combine with a spring, when fluid come, they will open in two direction like a door. So spring is a very important part for wafer type check valve. Wafer type check valve, could prevent reverse of fluid of medium. But generally speaking, wafer type check valve can not bear very high pressure, PN16~PN40 is ok. Wafer type check valve is a kind of automatic valve, no need to use handle or gear to control open and close. It is a kind of one way valve, fluid only could flow in one direction. There are three types of wafer check valve, one is swing type, lift type and butterfly type. Specifications:   Product Name Stainless Steel Double Disc Wafer Type Check Valve…