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JB/T 13274-2017Multi-directional precision die forgings of valve bodies - Principles of process design (English PDF)

阀门阀体多向精密模锻件工艺编制原则

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

November 7, 2017

Implementation date

April 1, 2018

Scope

JB/T 13274-2017 is the English-translated version of 阀门阀体多向精密模锻件工艺编制原则.

JB/T 13274-2017 is a recommended Chinese machinery industry standard on how the forming process for multi-directional precision die forgings of valve bodies is to be drawn up.

It sets out the general rules of process preparation and the way the main process parameters are determined, then moves on to the preparation of the blank and the heating of the billet.

It also covers the choice of the dies and of the forging equipment used to make these parts. Among the standards it quotes are GB/T 702, GB/T 908, GB/T 1800.1-2009 and GB/T 8541.

It is filed under the Chinese classification J32 and the international classification 77.140.85, and it was issued by the Ministry of Industry and Information Technology.

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Document preview — JB/T 13274-2017

National Standard of the People's Republic of China

ICS: 77.140.85

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 13274-2017 was issued by MIIT on 7 November 2017 and has been in force since 1 April 2018.

2 Scope

This standard is a recommended Chinese machinery industry standard on how the forming process for multi-directional precision die forgings of valve bodies is to be drawn up. It sets out the general rules of process preparation and the way the main process parameters are determined, then moves on to the preparation of the blank and the heating of the billet. It also covers the choice of the dies and of the forging equipment used to make these parts. Among the standards it quotes are GB/T 702, GB/T 908, GB/T 1800.1-2009 and GB/T 8541. It is filed under the Chinese classification J32 and the international classification 77.140.85, and

3 Normative references

JB/T 13274-2017 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 702

GB/T 908

GB/T 1800.1-2009

GB/T 8541

4 About this standard

Issued by: MIIT

English translation: about 15 pages

5 Classification and status

International classification (ICS): 77.140.85

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

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