ASTM A350 LF2 Wafer Type Dual Plate Check Valve, API594 Check Valve

Design Standard: API 594
Valve Type: Dual Plate Check Valve 

Pressure Range: 300LBS
Diameter: 2 1/2 Inch

Body Material: ASTM A350LF2
Bonnet Material: ASTM A350LF2
End Connect: FLANGE RF
Material for valve parts:
Body: Cast Iron, Cast Steel, Stainless Steel, Chromium Nickel Molybdenum Titanium Steel

Plate:Cast Iron, Cast Steel, Stainless Steel, Chromium Nickel Molybdenum Titanium Steel

Stem:Carbon Steel, 2Cr13, Stainless Steel, Chromium Nickel Molybdenum Titanium Steel

Sealing Ring: Rubber, Stainless Steel, Alloy Steel

Spring:60Si2Mn、3Cr13、17-7PH、INCONEL