ASTM A216 WCB Check Valve Maker: API 1868 Check Valve with RF Flange, Full Opening, ASTM A216 WCB, 20 Inch, 1/2-48 Inch, Class 600 LB, Test API 598.
Cast Iron Wafer Check Valve Supplier in China: Cast Iron Wafer Check Valve, 1-48 Inch, DN40-DN1200, PN10, PN16, Class 125, 150 LB, API 594, CF8, CF8M, WCB.
Design, Manufacture according to: API 598, DIN 3356, BS 7350.
Face to Face according to: ASME B16.10.
Flange Dimensions according to: ASME B16.5.
Pressure, Temperature according to: ASME B16.34.
Test, Inspection according to: API 6D, API 598.
Visual Inspection according to: MSS SP-55.
Marking according to: MSS SP-25.
Media: Crude Oil, Natural Gas, etc.
Nominal diameter: 1/2 Inch-48 Inch (DN15-DN1200).
Pressure range: Class 150-2500 LB (PN16-PN420).
Body Materials: Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel.
Trim (Disc, Stem): Carbon Steel, Stainless Steel, Duplex Steel, Alloy Steel.
End Connection: RF, RTJ, BW.
Working temperature: -196℃ - +560℃.
Suitable Medium: Water, Steam, Oil and natural gas, etc. (Different raw material for different medium) Cryogenic, soft seat insert design is available for tight shut off where required.