International Standard For Cryogenic Valves

International Standard For Cryogenic Valves

BS 6364- Specification for valves for cryogenic service. This standards specifies the requirements for the design, manufacture, and testing of valves for cryogenic service. The temperature range by this standard is -50℃ to -196℃ , yet capable of operation at ambient condition to allow for start-up to run-down.

SPE 77/306- Production testing of valves in low temperature services. This specification covers the procedures for production of gate valves, globe valves, check valves, ball valves and butterfly valves on/off valves and control valves used in a low temperature service range from minus 30℃ down to minus 190℃. This specification is a supplement to BS 6364.

This is from China Ball Valves