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JB/T 7962-2010Circular broaches - Technical specifications (English PDF)

圆拉刀技术条件

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

February 11, 2010

Implementation date

July 1, 2010

Scope

JB/T 7962-2010 is the English-translated version of 圆拉刀技术条件.

JB/T 7962-2010 is a recommended Chinese machinery industry standard that sets the technical specifications for circular broaches. The text covers the dimensions of the tool, its material and hardness, its appearance and surface roughness, and the basic requirements for marking and packaging.

It applies to round broaches used to machine smooth cylindrical holes worked to tolerance grades IT7, IT8 and IT9. The document quotes GB/T 3832. It supersedes the previous edition, JB/T 7962-1999, and carries the Ministry of Industry and Information Technology as its issuing agency.

In the mechanical and machinery sector it sits under Chinese classification J41, with international classification 25.100.25.

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Document preview — JB/T 7962-2010

National Standard of the People's Republic of China

ICS: 25.100.25
Replacing: JB/T 7962-1999

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

Foreword
Scope
Normative references
About this standard
Related standards
Classification and status

1 Foreword

JB/T 7962-2010 was issued by MIIT on 11 February 2010 and has been in force since 1 July 2010.

It replaces the earlier edition JB/T 7962-1999.

2 Scope

This standard is a recommended Chinese machinery industry standard that sets the technical specifications for circular broaches. The text covers the dimensions of the tool, its material and hardness, its appearance and surface roughness, and the basic requirements for marking and packaging. It applies to round broaches used to machine smooth cylindrical holes worked to tolerance grades IT7, IT8 and IT9. The document quotes GB/T 3832. It supersedes the previous edition, JB/T 7962-1999, and carries the Ministry of Industry and Information Technology as its issuing agency. In the mechanical and machinery sector it sits under Chinese classification J41, with international classification 25.100.25.

3 Normative references

JB/T 7962-2010 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 3832

4 About this standard

Issued by: MIIT

English translation: about 15 pages

5 Related standards

Other editions:

JB/T 7962-1999 (earlier edition)

6 Classification and status

International classification (ICS): 25.100.25

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

Normative references

GB/T 3832Broaches shanks

Editions of JB/T 7962

Edition	Title	Revision	Status
JB/T 7962-2010	Circular broaches - Technical specifications	current edition	Current
JB/T 7962-1999	Circular broaches - Technical specifications	previous edition	Superseded

This page sells the current edition, JB/T 7962-2010. Earlier editions are listed for reference only.

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