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JB/T 8791-2012Expanding head bore dial indicator (English PDF)

涨簧式内径指示表

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

May 24, 2012

Implementation date

November 1, 2012

Scope

JB/T 8791-2012 is the English-translated version of 涨簧式内径指示表.

The expanding head bore dial indicator, the internal diameter indicator that works on a spring expanding head, is covered by JB/T 8791-2012, a recommended standard of the Chinese machinery industry.

It gives the terms and definitions, the types and the basic parameters of the instrument, then its requirements, its test conditions and its test methods, and finally marking and packaging.

The instruments in its field have a graduation value of 0.01 mm or 0.001 mm. Among the standards it quotes are GB/T 1219-2008, GB/T 17163-2008 and GB/T 17164-2008.

It replaces JB/T 8791-1998; Chinese classification J42, international classification 17.040.30.

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Document preview — JB/T 8791-2012

National Standard of the People's Republic of China

ICS: 17.040.30
Replacing: JB/T 8791-1998

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

1 Scope
2 Normative references

1 Foreword

JB/T 8791-2012 was issued by MIIT on 24 May 2012 and has been in force since 1 November 2012.

It replaces the earlier edition JB/T 8791-1998.

2 Scope

The expanding head bore dial indicator, the internal diameter indicator that works on a spring expanding head, is covered by JB/T 8791-2012, a recommended standard of the Chinese machinery industry. It gives the terms and definitions, the types and the basic parameters of the instrument, then its requirements, its test conditions and its test methods, and finally marking and packaging. The instruments in its field have a graduation value of 0.01 mm or 0.001 mm. Among the standards it quotes are GB/T 1219-2008, GB/T 17163-2008 and GB/T 17164-2008. It replaces JB/T 8791-1998; Chinese classification J42, international classification 17.040.30.

3 Normative references

JB/T 8791-2012 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 1219-2008 — Dial gauges

GB/T 17163-2008

GB/T 17164-2008

4 About this standard

Issued by: MIIT

English translation: about 15 pages

5 Related standards

Other editions:

JB/T 8791-1998 (earlier edition)

6 Classification and status

International classification (ICS): 17.040.30

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

Cited by

Similar standards

GB/T 8122-2024|JB/T 8790-2012|GB/T 18761-2007

Editions of JB/T 8791

Edition	Title	Revision	Status
JB/T 8791-2012	Expanding head bore dial indicator	current edition	Current
JB/T 8791-1998	Expanding head bore dial indicator	previous edition	Superseded

This page sells the current edition, JB/T 8791-2012. Earlier editions are listed for reference only.

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