JB/T 6402-1992Large low-alloy steel castings (English PDF)
大型低合金钢铸件
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
July 14, 1992
Implementation date
July 1, 1993
Scope
JB/T 6402-1992 is the English-translated version of 大型低合金钢铸件.
JB/T 6402-1992 is the Chinese standard "Large low-alloy steel castings".
Its scope clause reads: This standard specifies the order requirements, manufacturing processes, technical requirements, inspection rules and test methods, quality certificates, markings and packaging for general heavy low-alloy steel castings (hereinafter referred to as castings).
This standard applies to castings as casted in sand molds or molds with similar thermal conductivity to sand molds. Its clauses include order requirements; manufacturing process; technical requirements; inspection rules and test methods; certificate of quality; marking and packaging.
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Document preview — JB/T 6402-1992
National Standard of the People's Republic of China
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 1 Scope
- 2 Normative references
- 3 Order requirements
- 4 Manufacturing process
- 4.1 Smelting
- 4.2 Casting
- 4.3 Heat treatment
- 4.4 Repair welding
- 4.5 Correction
- 5 Technical requirements
- 5.1 Chemical composition
- 5.2 Mechanical properties
- 5.3 Nondestructive testing
- 5.4 Surface quality of casting
- 5.5 Shape and dimensional tolerances
- 6 Inspection rules and test methods
- 6.1 Analysis of chemical composition
- 6.2 Mechanical property test
- 6.3 Nondestructive testing
- 6.4 Surface roughness
- 6.5 Retesting
- 6.6 Reheat treatment
- 7 Certificate of quality
- 8 Marking and packaging
1 Foreword
JB/T 6402-1992 was issued by Ministry of Industry and Information Technology of the People's Republic of China on 14 July 1992 and has been in force since 1 July 1993.
The JB/T prefix marks a recommended standard. It is not law in itself: it becomes binding when a contract names it, when a regulation or a mandatory standard refers to it, or when a producer declares conformity with it.
The document runs to 15 pages in English translation.
2 Scope Preview
JB/T 6402-1992 carries no ICS number and no Chinese Standard Classification code.
This catalogue holds 21,922 other JB/T standards.
Of the 5,298 JB/T standards that do carry an ICS number, 1,460 (28%) fall under ICS 25, in the field of manufacturing engineering.
3 About this standard
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
English translation: about 15 pages
4 Related standards
Other editions:
JB/T 6402-2018 (later edition)
JB/T 6402-2006 (later edition)
5 Classification and status
Chinese Standard Classification (CCS): J 31
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
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