GB/T 46656-2025

Active

Valves for cryogenic vessels

低温容器用阀门

Standard Type
GBT
ICS
23.020.40
CCS
J 74
Status
Active
Issue Date
2025-10-31
Implementation
2026-05-01
Centralized Committee
国家标准委
Issuing Authority
国家市场监督管理总局 国家标准化管理委员会

Application Summary AI generated

GB/T 46656-2025 specifies technical requirements, testing methods, and acceptance criteria for valves designed for cryogenic vessels operating at temperatures below -40°C. It applies to valves used in storage tanks, transport tanks, and piping systems for liquefied gases such as LNG, liquid nitrogen, and liquid oxygen. This standard ensures safe and reliable performance in industrial cryogenic fluid handling, including leak tightness, material suitability, and thermal cycling resistance.

Related Standards

Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.