Description
Features of Forged Steel Piston Check Valves (Y type):
Oblique Y Type Body, Larger Flow Coefficient
Piston Disc Type
Bolted Bonnet, Welded Bonnet or Pressure Seal Bonnet
Socket Weld (SW), Butt Weld (BW), Threaded End Available
Applicable standards of Forged Steel Piston Check Valves (Y type):
a) Design & Manufacture: API 602, BS 5352, ASME B16.34
b) Face to Face: ASME B16.10, EN 558
c) Connection End: ASME B1.20.1, ASME B16.11, ASME B16.25, ASME B16.5, EN 1092
d) Test and Inspection : API598, EN 12266
Sizes: 1/2″ – 2″ or DN12 – DN50
Pressure Rating: Class 150 – Class 2500 or PN 16 – PN 420
Material of valve body: A105, LF2, F11, F22, F5, F304, F304L, F316, F316L, et