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JB/T 1308.1-2025PN2500 Ultra-high pressure valve and fitting - Part 1: Valve type and basic parameter (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 1308.1-2025 (PN2500 Ultra-high pressure valve and fitting - Part 1: Valve type and basic parameter) is available as an English-translated PDF.

JB/T 1308.1-2025 — This standard specifies the types and basic parameters of PN2500 ultra-high pressure valves.

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Document preview — JB/T 1308.1-2025

National Standard of the People's Republic of China

ICS: 23.060.99
Classification: J 16
Replacing: JB/T 1308.1-2011

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

This standard specifies the types and basic parameters of PN2500 ultra-high pressure valves. This standard applies to the manufacture of forged steel gate valves, throttle valves, and check valves with nominal sizes of DN3 to DN25 and nominal pressures of PN2500, operating temperatures of -29°C to 280°, and for non-corrosive media.

Document data

International classification (ICS): 23.060.99.

Chinese classification (CCS): J16.

Estimated length of the Chinese original: 9,954 words.

Supersedes the earlier edition JB/T 1308.1-2011.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 7 pages — is available in the English PDF.

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