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JB/T 8126.1-2025Internal combustion engine - Cooling water pump - Part 1: Assembly - Technical Specifications (English PDF)

内燃机冷却水泵第1部分：总成技术规范

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

May 9, 2025

Implementation date

May 9, 2025

Scope

JB/T 8126.1-2025 is the English-translated version of 内燃机冷却水泵第1部分：总成技术规范.

JB/T 8126.1-2025 is the Chinese standard "Internal combustion engine - Cooling water pump - Part 1: Assembly - Technical Specifications". Issued on 2025-05-09.

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Document preview — JB/T 8126.1-2025

Foreword
About this standard
Related standards
Classification and status

1 Foreword

JB/T 8126.1-2025 was issued by MIIT on 9 May 2025.

It replaces the earlier edition JB/T 8126.1-2010, JB/T 8126.1-1999.

It is one of 10 parts of the JB/T 8126 series.

2 About this standard

Sector: Machinery

Standard type: recommended

Issued by: MIIT

English translation: about 15 pages (approximate)

3 Related standards

Other parts of this standard:

JB/T 8126.2-1999 — Internal combustion engines - Cooling water pumps - Performance test methods

JB/T 8126.2-2010 — Internal combustion engines - Cooling water pumps - Part 2: Assemblies - Test methods

JB/T 8126.2-2025 — Part 2: Assembly - Test Methods

JB/T 8126.3-2011 — Internal combustion engines - Cooling water pumps - Part 3: Assemblies - Bench reliability assessment

JB/T 8126.4-2014 — Internal combustion engines - Cooling water pumps - Part 4: Water seals - Specification

JB/T 8126.5-2014 — Internal Combustion Engines - Cooling Water Pumps - Part 5: Seals - Test Method

JB/T 8126.6-2010 — Internal combustion engines - Cooling water pumps - Part 6: Grooved pulleys for V-belts - Specification

JB/T 8126.8-2017 — Internal combustion engines - Cooling water pumps - Part 8: Variable flow cooling water pumps

JB/T 8126.9-2017 — Internal combustion engines - Cooling water pumps - Part 9: Electrically driven cooling water pumps

Other editions:

JB/T 8126.1-2010 (earlier edition)

JB/T 8126.1-1999 (earlier edition)

4 Classification and status

Prefix JB/T: recommended standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Cited by

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