JB/T 7512.2-2014Circle-arc Toothed Synchronous Belt Drives - Part 2: Pulleys (English PDF)
圆弧齿同步带传动 第2部分：带轮
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
May 6, 2014
Implementation date
October 1, 2014
Scope
JB/T 7512.2-2014 is the English-translated version of 圆弧齿同步带传动 第2部分：带轮.
JB/T 7512.2-2014 belongs to the Chinese machinery industry series on circle-arc toothed synchronous belt drives and is the recommended part covering the pulleys.
It gives the pulley models and their designation, the tooth dimensions, the overall dimensions of the pulley and the geometric tolerances to be held. These provisions apply to pulleys for circle-arc toothed synchronous belt drives used in general transmission work.
GB/T 11357 is its normative reference. The 2014 edition takes over from JB/T 7512.2-1994, whose dimensional data it revises. Issued on 6 May 2014, it has applied since 1 October 2014.
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Document preview — JB/T 7512.2-2014
National Standard of the People's Republic of China
- ICS
- 21.220.10
- Replacing
- JB/T 7512.2-1994
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 7512.2-2014 was issued by MIIT on 6 May 2014 and has been in force since 1 October 2014.
It replaces the earlier edition JB/T 7512.2-1994.
It is one of 5 parts of the JB/T 7512 series.
2 Scope
JB/T 7512.2-2014 belongs to the Chinese machinery industry series on circle-arc toothed synchronous belt drives and is the recommended part covering the pulleys. It gives the pulley models and their designation, the tooth dimensions, the overall dimensions of the pulley and the geometric tolerances to be held. These provisions apply to pulleys for circle-arc toothed synchronous belt drives used in general transmission work. GB/T 11357 is its normative reference. The 2014 edition takes over from JB/T 7512.2-1994, whose dimensional data it revises.
3 Normative references
JB/T 7512.2-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 11357
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Related standards
Other parts of this standard:
JB/T 7512.1-1994 — Circular arc tooth synchronous belt drives - Belts
JB/T 7512.1-2014 — Part 1: Belts
JB/T 7512.3-1994 — Circular arc tooth synchronous belt drives - Design method
JB/T 7512.3-2014 — Circle-Arc Toothed Synchronous Belt Drives - Part 3: Design Method
Other editions:
JB/T 7512.2-1994 (earlier edition)
6 Classification and status
International classification (ICS): 21.220.10
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
Similar standards
Editions of JB/T 7512.2
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 7512.2-2014 | Circle-arc Toothed Synchronous Belt Drives - Part 2: Pulleys | current edition | Current |
| JB/T 7512.2-1994 | Circle-arc Toothed Synchronous Belt Drives - Part 2: Pulleys | previous edition | Superseded |
This page sells the current edition, JB/T 7512.2-2014. Earlier editions are listed for reference only.
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Related Standards
GB/T 11357-2020 — Quality, roughness and balance of transmission pulleys
JB/T 7512.3-2014 — Circle-Arc Toothed Synchronous Belt Drives - Part 3: Design Method
JB/T 7512.1-1994 — Circular arc tooth synchronous belt drives - Belts
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JB/T 7512.2-2014
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