JB/T 5944-2018Construction machinery - General technical requirements for heat treated parts (English PDF)
工程机械 热处理件通用技术条件
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
July 4, 2018
Implementation date
May 1, 2019
Scope
JB/T 5944-2018 is the English-translated version of 工程机械 热处理件通用技术条件.
JB/T 5944-2018 is a recommended standard of the Chinese machinery industry dealing with heat treatment in construction machinery products.
It lays down terms and definitions, a classification, the technical requirements, the test methods, the inspection rules and the provisions for marking, packaging, transportation and storage of heat-treated parts.
Its subject is parts made of carbon structural steel and of alloy structural steel that have been heat treated. It quotes GB/T 224, GB/T 228.1, GB/T 230.1, GB/T 231.1, GB/T 4340.1, GB/T 9450, GB/T 9451, GB/T 12603 and GB/T 16923-2008, among the other GB/T methods it quotes.
This edition replaces JB/T 5944-1991. It is filed under Chinese classification P97 and international classification 53.100.
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Document preview — JB/T 5944-2018
National Standard of the People's Republic of China
- ICS
- 53.100
- Replacing
- JB/T 5944-1991
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
JB/T 5944-2018 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 224
GB/T 228.1
GB/T 230.1
GB/T 231.1
GB/T 1979
GB/T 2828.1
GB/T 4340.1
GB/T 4341.1
GB/T 5617
GB/T 6394
GB/T 7232
GB/T 8121
GB/T 9450
GB/T 9451
GB/T 11354
GB/T 12603
GB/T 13299
GB/T 13324
GB/T 15822.1
GB/T 15822.2
GB/T 16923-2008
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 35 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 224Determination of the depth of decarburization of steels
- GB/T 228.1Metallic Materials — Tensile Testing — Part 1: Method of Test at Room Temperature
- GB/T 230.1Metallic materials - Rockwell hardness test - Part 1: Test method
- GB/T 231.1Metallic materials - Brinell hardness test - Part 1: Test method
- GB/T 1979Evaluation of macrostructural defects in structural steels - Acid etching method and ultrasonic testing method
- GB/T 2828.1Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
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- JB/T 13003-2017Tyred vehicles for underground mines - Drive axles
- JB/T 8436-2015Tyred mining truck for underground mines
- JB/T 11993-2014Slewing reducers
- JB/T 2984-2014Crawler Dozers and Hydraulic Excavators - Carrier Rollers
- JB/T 11308-2013Overrunning Clutches for Wheel Loader - Technical Specification
- JB/T 6041-2013Drive axles of wheeled construction machinery - Final drive gear pairs - Technical requirements
Similar standards
Editions of JB/T 5944
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 5944-2018 | Construction machinery - General technical requirements for heat treated parts | current edition | Current |
| JB/T 5944-1991 | Construction machinery - General technical requirements for heat treated parts | previous edition | Superseded |
This page sells the current edition, JB/T 5944-2018. Earlier editions are listed for reference only.
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Related Standards
GB/T 11354-2025 — Determination of nitriding hardness depth and metallographic examination for steel
GB/T 12603-2005 — Classifications and designations for metal heat treatment
GB/T 13299-2022 — Determination of free cementite, pearlite and Widmanstaten structure in steel
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