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JB/T 9741.2-2015Internal combustion engines - Valve tappets - Specification - Part 2: Hydraulic tappets (English PDF)

内燃机气门挺柱技术条件第2部分：液压式挺柱

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

April 30, 2015

Implementation date

October 1, 2015

Scope

JB/T 9741.2-2015 is the English-translated version of 内燃机气门挺柱技术条件第2部分：液压式挺柱.

JB/T 9741.2-2015 is a recommended standard of the Chinese machinery industry for the valve tappets of internal combustion engines, its second part covering hydraulic tappets.

It sets the structural types of the tappet, the technical requirements, the inspection methods, the inspection rules and the provisions for marking, packaging, transport and storage.

It applies to hydraulic valve tappets for reciprocating internal combustion engines with a cylinder bore of not more than 200 mm. Among the standards it quotes are GB/T 230.1, GB/T 699, GB/T 1222, GB/T 1800.1, GB/T 3077, GB/T 9450, GB/T 18254, JB/T 9744 and YB/T 5311. It is classified J93 in the Chinese system.

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Document preview — JB/T 9741.2-2015

National Standard of the People's Republic of China

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 9741.2-2015 was issued by MIIT on 30 April 2015 and has been in force since 1 October 2015.

It is one of 3 parts of the JB/T 9741 series.

2 Scope

This standard is a recommended standard of the Chinese machinery industry for the valve tappets of internal combustion engines, its second part covering hydraulic tappets. It sets the structural types of the tappet, the technical requirements, the inspection methods, the inspection rules and the provisions for marking, packaging, transport and storage. It applies to hydraulic valve tappets for reciprocating internal combustion engines with a cylinder bore of not more than 200 mm. Among the standards it quotes are GB/T 230.1, GB/T 699, GB/T 1222, GB/T 1800.1, GB/T 3077, GB/T 9450, GB/T 18254, JB/T 9744 and YB/T 5311. It is classified J93 in the Chinese system.

3 Normative references

JB/T 9741.2-2015 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 230.1

GB/T 699

GB/T 700

GB/T 1222

GB/T 1800.1

GB/T 1958

GB/T 2828.1

GB/T 3077

GB/T 3177

GB/T 3821

GB/T 4340.1

GB/T 5617

GB/T 6060.2

GB/T 9450

GB/T 18254

GB/T 25744

JB/T 9744

YB/T 5311

4 About this standard

Issued by: MIIT

English translation: about 15 pages

5 Related standards

Other parts of this standard:

JB/T 9741-1999 — Technical requirements

JB/T 9741.1-2011 — Tappets - Specification - Part 1: Mechanical tappets

6 Classification and status

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

Similar standards

JB/T 9741.1-2011|GB/T 12773-2021|GB/T 8243.9-2012|GB/T 8243.14-2020|GB/T 8243.5-2018|JB/T 9755.4-2018

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