Cast steel Check Valves are manufactured to the latest edition of BS1868 and tested to API Standard 598.

Applicable Standards:

– Check valve, BS1868

– Steel Valves, ASME B16.34

– Face to face ASME B16.10

– End Flanges ASME B16.5/ASME B16.47

– Buttwelding ends ASME B16.25

– Inspection and test API 598

Pressure Range:

– ASME CL, 150, 300, 600, 900, 1500, 2500

Tempreature Range:

– -50°C~650°C

Size Range:

– 2”~36”

Design Description:

– Outside Screw and York

– Bolted Bonnet and Pressure Seal

– Welding seat rings or Renewable seat rings

– Flange Ends

– Buttwelding Ends “