API 594 class 150LB cast iron wafer type double disc swing check valve for water treatment Body Material:Cast Iron GG25 or Ductile Iron GGG40;Stainless steel304/316;Size Range:DN40-DN800 Main Features : Dual Flap Wafer Check Valve is designed to operate with the minimum of flow ...
Wafer Check Valves: API 594, API 6D, Dual Plate, Alloy, Stainless, Carbon Steel, Integral Structure, ANSI Class 150 - 2500, 2 - 48 Inch, or as required. Standards: Design & Manufacture API 594, API 6D Face to Face API 594, API 6D; DIN 3202 Pressure-temperature Ratings ASME ...