Flange check valve

Design and Manufacture: Cast steel check valve to BS 1868, ASME B 16.34 and API 6D; Forged steel check valve to API 602. Inspection and Test: API598 or API 6DEnd flange dimension: ASME B16.5 (for NPS??24); AMSE B16.47 series B, API605 or ASME B B16.47 series A, MSS SP-44(for NPS >24)BW end flange dimension: ASME B 16.25Socket-weld dimension: ASME B16.11Face to face and end to end: ASME B 16.10Pressure-temperature rating: ASME B16.34Wall thickness dimension: API600 and BS1868