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JB/T 12739-2016Remanufactured internal combustion engines - Valve process specifications (English PDF)

再制造内燃机气门工艺规范

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

April 5, 2016

Implementation date

September 1, 2016

Scope

JB/T 12739-2016 is the English-translated version of 再制造内燃机气门工艺规范.

JB/T 12739-2016 is the recommended Chinese machinery industry standard for the remanufacturing of internal combustion engine valves.

The document sets the terms and definitions, the requirements on the remanufacturing process, the technical requirements for the remanufactured valve, the inspection methods and the inspection rules, and then marking, packaging, transport and storage.

It applies to the remanufacturing of valves for reciprocating internal combustion engines. Among the standards it quotes are GB/T 228.1, GB/T 1184-1996, GB/T 1804-2000, GB/T 3077, GB/T 4340.1, GB/T 11354-2005, GB/T 23337-2009, GB/T 28619 and JB/T 6012.2. Its Chinese classification is J93 and its ICS code 27.020.

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Document preview — JB/T 12739-2016

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

1 Scope
2 Normative references
3 Terms and definitions
4 Requirements on the remanufacturing process
5 Technical requirements of the remanufactured finished valve
6 Inspection methods
7 Inspection rules
8 Marking, packaging, transport and storage

What this standard covers

This standard specifies the terms and definitions of remanufacturing engine valves, reprocessing process requirements, remanufacturing finished valve technical requirements, inspection methods, inspection rules and marking, packaging, transportation and storage. This standard applies to the reciprocating internal combustion engine valve (hereinafter referred to as the valve) remanufacturing.

Document data

International classification (ICS): 27.020.

Chinese classification (CCS): J93.

Estimated length of the Chinese original: 10,177 words.

Standards quoted by this document

GB/T 228.1; GB/T 230.1; GB/T 1184-1996; GB/T 1804-2000; GB/T 1958-2004; GB/T 3077; GB/T 4340.1; GB/T 4955; GB/T 4956; GB/T 6394-2002; GB/T 6462; GB/T 9790; GB/T 11354-2005; GB/T 12773; GB/T 23337-2009; GB/T 28619; JB/T 3168.3; JB/T 6012.2; JB/T 6012.3

3 Terms and definitions

4 Requirements on the remanufacturing process

5 Technical requirements of the remanufactured finished valve

6 Inspection methods

7 Inspection rules

8 Marking, packaging, transport and storage

......
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 13326-2018|JB/T 13327-2018|JB/T 13339-2018|JB/T 13340-2018|JB/T 12732-2016|JB/T 12733-2016

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