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JB/T 11487-2025Sealing steel gate valve of corrugated pipe (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 11487-2025 (Sealing steel gate valve of corrugated pipe) is available as an English-translated PDF.

JB/T 11487-2025 — Sealing steel gate valve of corrugated pipe

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Document preview — JB/T 11487-2025

National Standard of the People's Republic of China

ICS: 23.060.30
Classification: J 16
Replacing: JB/T 11487-2013

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

This standard specifies the structural types, technical requirements, and material requirements for bellows-sealed steel gate valves, describes the corresponding test methods, and specifies inspection rules, marking, and supply requirements. This standard applies to the manufacture of bellows-sealed steel gate valves with nominal sizes of DN15�DN800 and nominal pressures of PN16�PN250 or nominal sizes of NPS1/2�NPS32 and nominal pressures of Class150°Class1500.

Document data

International classification (ICS): 23.060.30.

Chinese classification (CCS): J16.

Estimated length of the Chinese original: 32,383 words.

Supersedes the earlier edition JB/T 11487-2013.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 21 pages — is available in the English PDF.

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