T/CIEP 0411-2025 Active Group standards

T/CIEP 0411-2025 Low-temperature pipeline valve technology specifications for hydrogen gas usage

Publish Date: 2025-03-05 Implement Date: 2025-03-12 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/CIEP 0411-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: \nValve Comprehensive

Publish Date: 2025-03-05

Implement Date: 2025-03-12

Scope

Main technical content: This document specifies the basic requirements, technical requirements, test methods, inspection rules, marking and labeling, and packaging and storage requirements for pipeline valves used for low-temperature liquid hydrogen. This document is applicable to liquid hydrogen or cold hydrogen with a medium temperature not higher than -196°C and not lower than the boiling point of hydrogen at ambient atmospheric pressure. It is suitable for pipeline valves with welded or flanged connections, a nominal pressure not exceeding PN160, and a pressure rating not exceeding Class 900.