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JB/T 9993-2011Keyway broaches with side cutting teeth (English PDF)

带侧面齿键槽拉刀

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

December 20, 2011

Implementation date

April 1, 2012

Scope

JB/T 9993-2011 is the English-translated version of 带侧面齿键槽拉刀.

JB/T 9993-2011 is a recommended Chinese machinery industry standard for keyway broaches with side cutting teeth. It fixes the types and the dimensions of these broaches, their basic and technical requirements, and the provisions for marking and packaging.

It applies to broaches of that kind used to cut hub keyways to GB/T 1095 with widths from 6 mm to 40 mm, in the tolerance zones P9, JS9 and D10, and to a surface roughness of Ra 2.5 µm.

The document carries the Chinese classification J41 and the international classification 25.100, and was issued by the Ministry of Industry and Information Technology. It quotes GB/T 1095 and GB/T 3832, and supersedes JB/T 9993-1999.

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Document preview — JB/T 9993-2011

National Standard of the People's Republic of China

ICS: 25.100
Replacing: JB/T 9993-1999

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 9993-2011 was issued by MIIT on 20 December 2011 and has been in force since 1 April 2012.

It replaces the earlier edition JB/T 9993-1999.

2 Scope

This standard is a recommended Chinese machinery industry standard for keyway broaches with side cutting teeth. It fixes the types and the dimensions of these broaches, their basic and technical requirements, and the provisions for marking and packaging. It applies to broaches of that kind used to cut hub keyways to GB/T 1095 with widths from 6 mm to 40 mm, in the tolerance zones P9, JS9 and D10, and to a surface roughness of Ra 2.5 µm. The document carries the Chinese classification J41 and the international classification 25.100, and was issued by the Ministry of Industry and Information Technology. It quotes GB/T 1095 and GB/T 3832, and supersedes JB/T 9993-1999.

3 Normative references

JB/T 9993-2011 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 1095

GB/T 3832

4 About this standard

Issued by: MIIT

English translation: about 16 pages

5 Related standards

Other editions:

JB/T 9993-1999 (earlier edition)

6 Classification and status

International classification (ICS): 25.100

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

Similar standards

GB/T 14329-2008|GB/T 9062-2006

Editions of JB/T 9993

Edition	Title	Revision	Status
JB/T 9993-2011	Keyway broaches with side cutting teeth	current edition	Current
JB/T 9993-1999	Keyway broaches with side cutting teeth	previous edition	Superseded

This page sells the current edition, JB/T 9993-2011. Earlier editions are listed for reference only.

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