T/CGMA 0407-2022 Active Group standards

T/CGMA 0407-2022 Low-temperature hydrogen valve generic technical specification

Publish Date: 2022-09-10 Implement Date: 2022-11-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CGMA 0407-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Other valves

Publish Date: 2022-09-10

Implement Date: 2022-11-01

Scope

Scope: This document specifies the terms and definitions, structural types, technical requirements, inspection and testing items and requirements, factory inspection and type testing, marking, packaging, and storage and transportation requirements for low-temperature valves for hydrogen (hereinafter referred to as "valves"). This document applies to liquid hydrogen or cold hydrogen with a medium temperature not exceeding -196°C and not lower than the boiling point of hydrogen at standard atmospheric pressure, using welded or flanged connections, with a nominal pressure not exceeding PN160 and a pressure rating not exceeding Class900, including shut-off valves, check valves, ball valves, butterfly valves, pneumatic control valves, and emergency shut-off valves. Main technical content: This document specifies the terms and definitions, structural types, technical requirements, inspection and testing items and requirements, factory inspection and type testing, marking, packaging, and storage and transportation requirements for low-temperature valves for hydrogen (hereinafter referred to as "valves"). This document applies to liquid hydrogen or cold hydrogen with a medium temperature not exceeding -196°C and not lower than the boiling point of hydrogen at standard atmospheric pressure, using welded or flanged connections, with a nominal pressure not exceeding PN160 and a pressure rating not exceeding Class900, including shut-off valves, check valves, ball valves, butterfly valves, pneumatic control valves, and emergency shut-off valves.