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Overview EN ISO 28921-2:2017 (ISO 28921-2:2015) specifies type testing requirements for isolating valves for low‑temperature applications to verify valve performance from −50 °C down to −196 °C. It d…
Overview ISO 28921-2:2015 - Industrial valves - Isolating valves for low-temperature applications - Part 2: Type testing - specifies requirements for type testing isolating valves to verify performan…