◎ Reliable seat seal
Design and Manufacture: Cast steel check valve to BS1868,
ASME B16.34 and API 6D;
Forged steel check valve to API 602.
Inspection and Test: API 598.
End flange dimension: ASME B16.5Јfor NPSЎ24ЈЈ
ASME B 16.47 series B, ASME B16.47 series A,
MSS SP-44Јfor NPSЈ24Ј.
BW end dimension: ASME B16.25.
Socket-weld dimension: ASME B16.11.
Face to face and end to end: ASME B16.10.
Pressure-temperature ratings: ASME B16.34.