JB/T 9938-2011Power-assisted machine vices - Technical requirements (English PDF)
增力机用虎钳 技术条件
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
May 18, 2011
Implementation date
August 1, 2011
Scope
JB/T 9938-2011 is the English-translated version of 增力机用虎钳 技术条件.
JB/T 9938-2011 is a recommended Chinese machinery industry standard carrying the technical requirements for power-assisted machine vices. It fixes the requirements for the power-assisted machine vice and the test methods for them, the inspection rules, and the provisions for marking and packaging.
The standard applies to the manual hydraulic booster machine vice. It was issued by the Ministry of Industry and Information Technology and supersedes the earlier edition JB/T 9938-1999.
The document is recorded under J52 in the Chinese classification and under 25.060.20 in the international classification. Among the standards it quotes are GB/T 191-2008, GB/T 699-1999, GB/T 3077-1999, GB/T 9439-2010, JB/T 2326-2005 and JB/T 2329-2011.
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Document preview — JB/T 9938-2011
National Standard of the People's Republic of China
- ICS
- 25.060.20
- Replacing
- JB/T 9938-1999
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 9938-2011 was issued by MIIT on 18 May 2011 and has been in force since 1 August 2011.
It replaces the earlier edition JB/T 9938-1999.
2 Scope
This standard is a recommended Chinese machinery industry standard carrying the technical requirements for power-assisted machine vices. It fixes the requirements for the power-assisted machine vice and the test methods for them, the inspection rules, and the provisions for marking and packaging. The standard applies to the manual hydraulic booster machine vice. It was issued by the Ministry of Industry and Information Technology and supersedes the earlier edition JB/T 9938-1999. The document is recorded under J52 in the Chinese classification and under 25.060.20 in the international classification. Among the standards it quotes are GB/T 191-2008, GB/T 699-1999, GB/T 3077-1999, GB/T 9439-2010, JB/T 2326-2005 and JB/T 2329-2011.
3 Normative references
JB/T 9938-2011 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 191-2008
GB/T 699-1999
GB/T 3077-1999
GB/T 9439-2010
JB/T 2326-2005 — Machine tool accessories - Type designation method
JB/T 2329-2011 — Machine vices
JB/T 3207-2005 — Machine tool accessories - General technical requirements for product packaging
JB/T 9935-2011 — Machine tool accessories - Preparation of accompanying technical documents
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Related standards
Other editions:
JB/T 9938-1999 (earlier edition)
6 Classification and status
International classification (ICS): 25.060.20
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
Similar standards
Editions of JB/T 9938
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 9938-2011 | Power-assisted machine vices - Technical requirements | current edition | Current |
| JB/T 9938-1999 | Power-assisted machine vices - Technical requirements | previous edition | Superseded |
This page sells the current edition, JB/T 9938-2011. Earlier editions are listed for reference only.
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Related Standards
JB/T 2326-2005 — Machine tool accessories - Type designation method
JB/T 2329-2011 — Machine vices
JB/T 3207-2005 — Machine tool accessories - General technical requirements for product packaging
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