JB/T 9926.2-2014Internal Thread Grinding Machines - Part 2: Specifications (English PDF)
内螺纹磨床 第2部分：技术条件
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
July 9, 2014
Implementation date
November 1, 2014
Scope
JB/T 9926.2-2014 is the English-translated version of 内螺纹磨床 第2部分：技术条件.
JB/T 9926.2-2014 is a recommended machinery industry standard of China covering the specifications of internal thread grinding machines. It states the requirements for manufacturing and inspection that machines of this type have to meet.
The part is written for normal-accuracy internal thread grinders with a maximum grinding diameter between 200 mm and 400 mm. It cites JB/T 9926.1 and GB/T 1031, GB 5226.1, GB/T 9061, GB 15760, GB/T 16769, GB/T 23572, GB/T 23574, GB/T 25372, GB/T 25373, GB/T 25374 and GB/T 25376.
It takes the place of JB/T 9926.2-1999. Issued on 9 July 2014, it has applied since 1 November 2014.
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Document preview — JB/T 9926.2-2014
National Standard of the People's Republic of China
- ICS
- 25.080.99
- Replacing
- JB/T 9926.2-1999
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 9926.2-2014 was issued by MIIT on 9 July 2014 and has been in force since 1 November 2014.
It replaces the earlier edition JB/T 9926.2-1999.
It is one of 2 parts of the JB/T 9926 series.
2 Scope
This standard is a recommended machinery industry standard of China covering the specifications of internal thread grinding machines. It states the requirements for manufacturing and inspection that machines of this type have to meet. The part is written for normal-accuracy internal thread grinders with a maximum grinding diameter between 200 mm and 400 mm. It cites JB/T 9926.1 and GB/T 1031, GB 5226.1, GB/T 9061, GB 15760, GB/T 16769, GB/T 23572, GB/T 23574, GB/T 25372, GB/T 25373, GB/T 25374 and GB/T 25376. It takes the place of JB/T 9926.2-1999.
3 Normative references
JB/T 9926.2-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 1031-2009 — Geometrical product specifications(GPS) - Surface texture: Profile method - Surface roughness parameters and their values
GB 5226.1-2008
GB/T 9061-2006
GB 15760-2004
GB/T 16769-2008 — Metal-cutting machine tools -- Measurement method of sound pressure level
GB/T 23572-2009 — Hydraulic system general specifications for metel-cutting machine tools
GB/T 23574-2009 — Metal cutting machine tools - Determination method of oil mist concentration
GB/T 25372-2010 — Metal-cutting machine tools - Accuracy grade
GB/T 25373-2010 — Metal-cutting machine tools - General specifications of assembling
GB/T 25374-2010 — Metal-cutting machine tools - Measuring method of cleanliness
GB/T 25376-2010 — Metal-cutting machine tools - General specifications of machining parts
JB/T 9926.1
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Related standards
Other parts of this standard:
JB/T 9926.1-2019 — Internal thread grinding machines - Part 1: Testing of the accuracy
Other editions:
JB/T 9926.2-1999 (earlier edition)
6 Classification and status
International classification (ICS): 25.080.99
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 1031-2009Geometrical product specifications(GPS) - Surface texture: Profile method - Surface roughness parameters and their values
- GB/T 9061-2006Metal-cutting machine tools - General specifications
- GB 15760-2004Metal cutting machines - General specifications for safeguarding
- GB/T 16769-2008Metal-cutting machine tools -- Measurement method of sound pressure level
- GB/T 23572-2009Hydraulic system general specifications for metel-cutting machine tools
- GB/T 23574-2009Metal cutting machine tools - Determination method of oil mist concentration
GB 5226.1-2008
Similar standards
Editions of JB/T 9926.2
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 9926.2-2014 | Internal Thread Grinding Machines - Part 2: Specifications | current edition | Current |
| JB/T 9926.2-1999 | Internal Thread Grinding Machines - Part 2: Specifications | previous edition | Superseded |
This page sells the current edition, JB/T 9926.2-2014. Earlier editions are listed for reference only.
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Related Standards
GB/T 1031-2009 — Geometrical product specifications(GPS) - Surface texture: Profile method - Surface roughness parameters and their values
GB/T 16769-2008 — Metal-cutting machine tools -- Measurement method of sound pressure level
GB/T 23572-2009 — Hydraulic system general specifications for metel-cutting machine tools
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JB/T 9926.2-2014
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