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JB/T 11484-2025Technical Specification for Valves Used in High-Pressure Hydrogen Refueling Plant (English PDF)

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

July 2, 2025

Implementation date

February 1, 2026

Scope

JB/T 11484-2025 (Technical Specification for Valves Used in High-Pressure Hydrogen Refueling Plant) is available as an English-translated PDF.

JB/T 11484-2025 — This standard specifies the structural type, technical requirements, and material requirements for valves used in high-pressure hydrogenation units, describes the corresponding test methods, and specifies the inspection rules, marking, protection, and packaging.

This standard applies to nominal sizes DN15 to DN600 and nominal pressures PN100 to PN400 or nominal sizes NPS1/2 to NPS24.

This standard specifies the manufacture of valves (including gate valves, globe valves, and check valves) for hydrogen refining and hydrocracking units, etc., with nominal pressures ranging from Class 600 to Class 2500, applicable to media such as hydrogen (containing hydrogen sulfide), hydrogen fuel gas (containing hydrogen sulfide), and hydrogen fuel products (containing hydrogen sulfide).

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Document preview — JB/T 11484-2025

National Standard of the People's Republic of China

ICS: 23.060.99
Classification: J 16
Replacing: JB/T 11484-2013

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

This standard specifies the structural type, technical requirements, and material requirements for valves used in high-pressure hydrogenation units, describes the corresponding test methods, and specifies the inspection rules, marking, protection, and packaging. This standard applies to nominal sizes DN15 to DN600 and nominal pressures PN100 to PN400 or nominal sizes NPS1/2 to NPS24. This standard specifies the manufacture of valves (including gate valves, globe valves, and check valves) for hydrogen refining and hydrocracking units, etc., with nominal pressures ranging from Class 600 to Class 2500, applicable to media such as hydrogen (containing hydrogen sulfide), hydrogen fuel gas (containing hydrogen sulfide), and hydrogen fuel products (containing hydrogen sulfide). The manufacture of valves for other similar applications is subject to this standard.

Document data

International classification (ICS): 23.060.99.

Chinese classification (CCS): J16.

Estimated length of the Chinese original: 28,254 words.

Supersedes the earlier edition JB/T 11484-2013.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 19 pages — is available in the English PDF.

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