China professional check valves supplier offers stainless steel check valves.

Specifications:

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.

Design and Manufacture: BS 1868, ASME B16.34, API 6D.

Inspection and Test: API 598, API 600 or API 6D, DIN 3230.

End Flange Dimension: DIN 2543-2545, DIN 2501, ASME B16.5 (for NPS≤24, ASME B16.47 series B, API 605, ASME B16.47 A Series, MSS SP-44 (for NPS>24).

BW end Dimension: ASME B16.25.

Face to Face and End to End: ASME B16.10, MSS SP-71 DIN 3202 F1, BS 4090, BS 5153.

Pressure-temperature ratings: ASME B16.34.

Wall Thickness Dimension: API 600, BS 1868.