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Database: 189759 (19 Oct 2025)
JB/T 3999-2007 English PDF
JB/T 3999: Evolution and historical versions
Standard ID
Contents [version]
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Standard Title (Description)
Status
PDF
JB/T 3999-2007
English
519
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3 days [Need to translate]
Carburizing or carbonitriding, post-quenching and tempering of steel part
Obsolete
JB/T 3999-2007
JB/T 3999-1999
English
359
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3 days [Need to translate]
Carburizing or carbonitriding and post - quenching and tempering of steel part
Obsolete
JB/T 3999-1999
JB 3999-1985
English
319
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3 days [Need to translate]
(Throw carburizing steel carbonitriding hardening and tempering)
Obsolete
JB 3999-1985
PDF similar to JB/T 3999-2007
Standard similar to JB/T 3999-2007
JB/T 9204
GB/T 9450
GB/T 5617
JB/T 4393
JB/T 4392
JB/T 4202
Basic data
Standard ID
JB/T 3999-2007 (JB/T3999-2007)
Description (Translated English)
Carburizing or carbonitriding, post-quenching and tempering of steel part
Sector / Industry
Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard
J36
Classification of International Standard
25.200
Word Count Estimation
13,132
Date of Issue
2007-03-06
Date of Implementation
2007-09-01
Older Standard (superseded by this standard)
JB/T 3999-1999
Quoted Standard
GB/T 230.1; GB/T 699; GB/T 700; GB/T 3077; GB/T 4340.1; GB/T 4341; GB/T 5216; GB/T 9450; GB/T 9452; GB/T 12603; GB 15735; GB/T 15822.2; GB/T 15822.3; JB/T 9209; JB/T 9218; JB/T 10312
Adopted Standard
JIS B6914-2002, MOD
Regulation (derived from)
NDRC Notice No. 16 of 2007
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard specifies the workpiece carburizing and carbonitriding commonly used quenched and tempered steel, equipment, process, quality inspection, testing equipment, and safety and health requirements. This standard applies to steel carburizing carbonitriding hardening and tempering.