JB/T 7344-2010Star wheel speed reducers with perpendicular output shaft (English PDF)
垂直出轴星轮减速器
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
May 14, 2010
Implementation date
October 1, 2010
Scope
JB/T 7344-2010 is the English-translated version of 垂直出轴星轮减速器.
This recommended machinery industry standard, JB/T 7344-2010, concerns star wheel speed reducers with a perpendicular output shaft. It specifies the product categories, the basic parameters, the technical requirements, the test methods and inspection rules, and the signs, packaging, transport and storage.
Its scope names metallurgy, mining, lifting, transport, construction, chemical and petroleum equipment, heavy duty precision reducer drives, and other devices with star wheel drive transmission characteristics.
The document carries Chinese classification J19 and international classification 21.120.99, was issued by the Ministry of Industry and Information Technology, and replaces JB/T 7344-1994.
Among the standards it quotes are GB/T 1357, GB 5903-1995, GB/T 10095.1, GB/Z 18620.3 and JB/T 7929-1999.
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Document preview — JB/T 7344-2010
National Standard of the People's Republic of China
- ICS
- 21.120.99
- Replacing
- JB/T 7344-1994
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 1 Scope
- 2 Normative references
1 Foreword
JB/T 7344-2010 was issued by MIIT on 14 May 2010 and has been in force since 1 October 2010.
It replaces the earlier edition JB/T 7344-1994.
2 Scope
This recommended machinery industry standard, JB/T 7344-2010, concerns star wheel speed reducers with a perpendicular output shaft. It specifies the product categories, the basic parameters, the technical requirements, the test methods and inspection rules, and the signs, packaging, transport and storage. Its scope names metallurgy, mining, lifting, transport, construction, chemical and petroleum equipment, heavy duty precision reducer drives, and other devices with star wheel drive transmission characteristics. The document carries Chinese classification J19 and international classification 21.120.99, was issued by the Ministry of Industry and Information Technology, and replaces JB/T 7344-1994. Among the standards it quotes are GB/T 1357, GB 5903-1995, GB/T 10095.1, GB/Z 18620.3 and JB/T 7929-1999.
3 Normative references
JB/T 7344-2010 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 699
GB/T 1357
GB/T 3077-1999
GB 5903-1995
GB/T 6404.2
GB/T 9439-1988
GB/T 10095.1
GB/T 10095.2
GB/T 11365-1989
GB/Z 18620.3
JB/T 7929-1999 — Cleanliness of gear drive units
4 About this standard
Issued by: MIIT
English translation: about 16 pages
5 Related standards
Other editions:
JB/T 7344-1994 (earlier edition)
6 Classification and status
International classification (ICS): 21.120.99
Prefix JB/T: recommended standard.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 16 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 699Quality carbon structure steels
- GB/T 1357Cylindrical gears for general engineering and for heavy engineering -- Modules
- GB/T 3077-1999Alloy Structure Steels
- GB 5903-1995Gear oils for industrial enclosed gear system
- GB/T 6404.2Acceptance code for gear units -- Part 2: Determination of mechanical vibrations of gear units during acceptance testing
- GB/T 9439-1988Grey iron castings
Similar standards
Editions of JB/T 7344
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 7344-2010 | Star wheel speed reducers with perpendicular output shaft | current edition | Current |
| JB/T 7344-1994 | Star wheel speed reducers with perpendicular output shaft | previous edition | Superseded |
This page sells the current edition, JB/T 7344-2010. Earlier editions are listed for reference only.
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Related Standards
GB/T 10095.1-2022 — Cylindrical gears - ISO system of flank tolerance classification - Part 1: Definitions and allowable values of deviations relevant to flanks of gear teeth
GB/T 10095.2-2023 — Cylindrical gears - ISO system of flank tolerance classification - Part 2: Definitions and allowable values of double flank radial composite deviations
GB/T 1357-2008 — Cylindrical gears for general engineering and for heavy engineering -- Modules
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