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JB/T 12998-2017Integral frame straight-sided single and double point presses - Testing of accuracy (English PDF)

整体框架式闭式单、双点压力机精度

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

January 9, 2017

Implementation date

July 1, 2017

Scope

JB/T 12998-2017 is the English-translated version of 整体框架式闭式单、双点压力机精度.

JB/T 12998-2017 is a recommended Chinese machinery industry standard on the accuracy of entire-frame straight side single-point and two-point presses. It sets out the accuracy requirements, the tolerances allowed and the inspection methods used to verify them.

Its field is the closed entire-frame single-point and two-point press whose main transmission is built around a crankshaft, referred to in the text simply as the press.

The document is filed under Chinese classification J62 and international classification 25.120.10, and it was issued by the Ministry of Industry and Information Technology.

Among the standards it quotes are GB/T 1219, GB/T 6092-2004, GB/T 6093-2001, GB/T 8170, GB/T 10923, GB/T 16455-2008 and GB/T 24760-2009.

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Document preview — JB/T 12998-2017

National Standard of the People's Republic of China

ICS: 25.120.10

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

Foreword
Scope
Normative references
About this standard
Classification and status

1 Foreword

JB/T 12998-2017 was issued by MIIT on 9 January 2017 and has been in force since 1 July 2017.

2 Scope

This standard is a recommended Chinese machinery industry standard on the accuracy of entire-frame straight side single-point and two-point presses. It sets out the accuracy requirements, the tolerances allowed and the inspection methods used to verify them. Its field is the closed entire-frame single-point and two-point press whose main transmission is built around a crankshaft, referred to in the text simply as the press. The document is filed under Chinese classification J62 and international classification 25.120.10, and it was issued by the Ministry of Industry and Information Technology. Among the standards it quotes are GB/T 1219, GB/T 6092-2004, GB/T 6093-2001, GB/T 8170, GB/T 10923, GB/T 16455-2008 and GB/T 24760-2009.

3 Normative references

JB/T 12998-2017 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 1219

GB/T 6092-2004

GB/T 6093-2001 — Geometrical product specifications (GPS) -- Length STANDARDs -- Gauge blocks

GB/T 8170

GB/T 10923

GB/T 16455-2008 — Bar and frame level meter

GB/T 24760-2009 — Cast iron straight edges

4 About this standard

Issued by: MIIT

English translation: about 15 pages

5 Classification and status

International classification (ICS): 25.120.10

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

JB/T 12999-2017Integral frame straight-sided single-point and double-point presses - Technical requirements

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GB/T 10924-2025|JB/T 13427.2-2018|JB/T 5200-2012|GB/T 39960-2021|JB/T 13427.1-2018|GB/T 35091-2018

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