JB/T 7293.2-2025Internal combustion engine - Bolts and nuts - Part 2: Connecting rod bolt - Technical Specifications (English PDF)
内燃机 螺栓与螺母 第2部分：连杆螺栓 技术规范
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Issued by
Ministry of Industry and Information Technology
Level / Type
Industry · Recommended
Issue date
May 9, 2025
Implementation date
November 1, 2025
Scope
JB/T 7293.2-2025 is the English-translated version of 内燃机 螺栓与螺母 第2部分：连杆螺栓 技术规范.
JB/T 7293.2-2025 is the Chinese industry standard "Internal combustion engine - Bolts and nuts - Part 2: Connecting rod bolt - Technical Specifications". It was issued on May 9, 2025 by the Ministry of Industry and Information Technology, and took effect on November 1, 2025. It is in force and replaces JB/T 7293.2-2010.
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Document preview — JB/T 7293.2-2025
National Standard of the People's Republic of China
Issued by: Ministry of Industry and Information Technology
Contents
- Document data
1 Document data
Sector: Machinery (industry standard).
Issuing body: Ministry of Industry and Information Technology.
Date of issue: 2025-05-09.
Date of implementation: 2025-11-01.
Status: valid, replaces JB/T 7293.2-2010.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
Editions of JB/T 7293.2
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 7293.2-2025 | Internal combustion engine - Bolts and nuts - Part 2: Connecting rod bolt - Technical Specifications | — | Valid |
| JB/T 7293.2-2010 | Internal combustion engines. Bolts and nuts. Part 2: Connecting rod bolts. Specification | — | Obsolete |
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Related Standards
JB/T 7293.3-2014 — Internal combustion engines - Bolts and nuts - Part 3: Connecting rod bolts - Metallographic examination
JB/T 7293.1-2018 — Internal combustion engines - Bolts and nuts - Part 1: Main bearing lid bolts and nuts - Specification
JB/T 7293.4-2025 — Internal combustion engine - Bolts and nuts - Part 4: Connecting rod bolt - Magnetic Particle Testing
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JB/T 7293.2-2025
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