JB/T 7293.6-2015Internal combustion engines - Bolts and nuts - Part 6: Flywheel bolts - Specification (English PDF)
内燃机 螺栓与螺母 第6部分：飞轮螺栓 技术条件
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
April 30, 2015
Implementation date
October 1, 2015
Scope
JB/T 7293.6-2015 is the English-translated version of 内燃机 螺栓与螺母 第6部分：飞轮螺栓 技术条件.
JB/T 7293.6-2015 is part 6 of the recommended Chinese machinery industry standard on bolts and nuts for internal combustion engines, and its subject is the flywheel bolt.
It states the technical requirements for these bolts, the test methods used on them, the inspection rules, and the provisions for marking, packaging, transport and storage.
Its field of application is the flywheel bolts of reciprocating internal combustion engines with a cylinder bore of 200 mm or less. Among the standards it quotes are GB/T 90.1, GB/T 90.2, GB/T 197, GB/T 699-1999, GB/T 1184-1996, GB/T 3077-1999, GB/T 3098.1-2010, JB/T 7293.3, JB/T 7293.4 and JB/T 9151.1. It supersedes JB/T 9765.2-1999.
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Document preview — JB/T 7293.6-2015
National Standard of the People's Republic of China
- Replacing
- JB/T 9765.2-1999
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- Foreword
- Scope
- Normative references
- About this standard
- Related standards
- Classification and status
1 Foreword
JB/T 7293.6-2015 was issued by MIIT on 30 April 2015 and has been in force since 1 October 2015.
It is one of 10 parts of the JB/T 7293 series.
2 Scope
This standard is part 6 of the recommended Chinese machinery industry standard on bolts and nuts for internal combustion engines, and its subject is the flywheel bolt. It states the technical requirements for these bolts, the test methods used on them, the inspection rules, and the provisions for marking, packaging, transport and storage. Its field of application is the flywheel bolts of reciprocating internal combustion engines with a cylinder bore of 200 mm or less. Among the standards it quotes are GB/T 90.1, GB/T 90.2, GB/T 197, GB/T 699-1999, GB/T 1184-1996, GB/T 3077-1999, GB/T 3098.1-2010, JB/T 7293.3, JB/T 7293.4 and JB/T 9151.1. It supersedes JB/T 9765.2-1999.
3 Normative references
JB/T 7293.6-2015 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 90.1
GB/T 90.2
GB/T 197
GB/T 699-1999
GB/T 1184-1996 — Geometrical tolerancing. Geometrical tolerance for features without individual tolerance indications
GB/T 3077-1999
GB/T 3098.1-2010 — Mechanical properties of fasteners - Bolts, screws and studs
JB/T 7293.3
JB/T 7293.4
JB/T 9151.1
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Related standards
Other parts of this standard:
JB/T 7293-1994 — Main bearing cap bolts and nuts for internal combustion engines - Technical specifications
JB/T 7293-2007 — Main bearing cap bolts and nuts - Technical requirements
JB/T 7293.1-2018 — Part 1: Main bearing lid bolts and nuts - Specification
JB/T 7293.2-2010 — Internal combustion engines-bolts and nuts - Part 2: Connecting rod bolts - Specifications
JB/T 7293.3-2014 — Part 3: Connecting rod bolts - Metallographic examination
JB/T 7293.4-2010 — Part 4: Connecting rod bolts - Magnetic particle testing
JB/T 7293.5-2015 — Part 5: Cylinder head bolts - Specification
JB/T 7293.7-2015 — Part 7: Cylinder head and flywheel nuts - Specification
JB/T 7293.8-2010 — Part 8: Connecting rod nuts - Specification
6 Classification and status
Prefix JB/T: recommended standard.
......
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
Normative references
- GB/T 90.1Fasteners - Acceptance inspection
- GB/T 90.2Fasteners--Marking and packaging
- GB/T 197General purpose metric screw threads -- Tolerances
- GB/T 699-1999Quality carbon structure steels
- GB/T 1184-1996Geometrical tolerancing. Geometrical tolerance for features without individual tolerance indications
- GB/T 3077-1999Alloy Structure Steels
Similar standards
Editions of JB/T 7293.6
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 7293.6-2015 | Internal combustion engines - Bolts and nuts - Part 6: Flywheel bolts - Specification | current edition | Current |
| JB/T 9765.2-1999 | Internal combustion engines - Bolts and nuts - Part 6: Flywheel bolts - Specification | previous edition | Superseded |
This page sells the current edition, JB/T 7293.6-2015. Earlier editions are listed for reference only.
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Related Standards
GB/T 1184-1996 — Geometrical tolerancing. Geometrical tolerance for features without individual tolerance indications
GB/T 197-2018 — General purpose metric screw threads -- Tolerances
GB/T 3098.1-2010 — Mechanical properties of fasteners - Bolts, screws and studs
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JB/T 7293.6-2015
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