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JB/T 11789-2014Internal combustion engines - Valve rotators - Specification (English PDF)

内燃机气门旋转机构技术条件

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

May 6, 2014

Implementation date

October 1, 2014

Scope

JB/T 11789-2014 is the English-translated version of 内燃机气门旋转机构技术条件.

The valve rotating mechanism of an internal combustion engine is what JB/T 11789-2014 standardises, within China's recommended machinery industry series.

It states the terms and definitions for the mechanism, its structural types, the technical requirements and the test methods, the inspection rules and the provisions on signs, packaging, transportation and storage.

The engines it is written for are those up to a stated upper limit. The Chinese classification is J93 and the international classification 27.020, and the Ministry of Industry and Information Technology issued it.

Among the standards it quotes are many parts of GB/T 223, including GB/T 223.11, GB/T 223.12 and GB/T 223.13.

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Document preview — JB/T 11789-2014

National Standard of the People's Republic of China

ICS: 27.020

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 11789-2014 was issued by MIIT on 6 May 2014 and has been in force since 1 October 2014.

2 Scope

The valve rotating mechanism of an internal combustion engine is what JB/T 11789-2014 standardises, within China's recommended machinery industry series. It states the terms and definitions for the mechanism, its structural types, the technical requirements and the test methods, the inspection rules and the provisions on signs, packaging, transportation and storage. The engines it is written for are those up to a stated upper limit. The Chinese classification is J93 and the international classification 27.020, and the Ministry of Industry and Information Technology issued it. Among the standards it quotes are many parts of GB/T 223, including GB/T 223.11, GB/T 223.12 and GB/T 223.13.

3 Normative references

JB/T 11789-2014 cites a number of standards, which apply in full or in part through the references made to them in its clauses. Those listed below are the ones the catalogue record shows; the record cuts the list short, so it may not be complete.

GB/T 223.11

GB/T 223.12

GB/T 223.13

GB/T 223.14

GB/T 223.16

GB/T 223.17

GB/T 223.18

GB/T 223.19

GB/T 223.20

GB/T 223.21

GB/T 223.22

GB/T 223.23

GB/T 223.25

GB/T 223.26

GB/T 223.28

GB/T 223.29

GB/T 223.30

GB/T 223.31

GB/T 223.3

GB/T 223.

4 About this standard

Issued by: MIIT

English translation: about 15 pages

5 Classification and status

International classification (ICS): 27.020

Prefix JB/T: recommended standard.

......
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 223.16 · GB/T 223.

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