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Publications of ISO/TC 161/WG 5

ISO 23555-1 2022-01 Standards Gas pressure safety and control devices for use in gas transmission, distribution and installations for inlet pressures up to and including 10 MPa - Part 1: General requirements More  Order from DIN Media
ISO 23555-2 2022-01 Standards Gas pressure safety and control devices for use in gas transmission, distribution and installations for inlet pressures up to and including 10 MPa - Part 2: Gas pressure regulator More  Order from DIN Media
ISO 23555-3 2024-06 Standards Gas pressure safety and control devices for use in gas transmission, distribution and installations for inlet pressures up to and including 10 MPa - Part 3: Safety shut-off devices More  Order from DIN Media

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