Our range of cast steel and forged steel check valves conform to the following quality standards:
End to End standard - EN 558, API 6D / ASME B16.10 / DIN 3202.
Design standards - BS 1868 / API 6D / ASME B16.34 / API 602 / API 594 / ISO15761
Testing standards - DIN3230 / API 598 / API 6D
Ends Connection standards - ASME B16.25 / ASME B16.5 / ASME B16.47 / DIN3239 / DIN2533 / DIN2501