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Metallographic examination for carburizing quenching and tempering of steel parts
Standard in brief
Scope of Application：
This standard specifies methods of examination and evaluation level of metallographic microstructure for carburizing,quenching and tempering of steel parts,and the determination of effective hardening layer depth for carburizing and quenching of steel parts.
This standard is applicable to the workpieces with an effective hardening layer depth greater than 0.3 mm for carburizinging and quenching steel parts.
Basic information
Standard No：GB/T 25744-2010e
Standard Name：钢件渗碳淬火回火金相检验
English Name：Metallographic examination for carburizing quenching and tempering of steel parts
Standard Status：In force
Release Date：2010-12-23
Effective Date：2011-06-01
Language of Publication：English
Standard classifiction No
Standard ICS No：25.200
Chinese Standard Classifiction No：J36
Associated Standard
Quoted Standard：GB/T 7232,GB/T 9450,GB/T 13298
Publication Information
Number of pages：28
Number of words：37 K
Other Information
Standard Type：CN
Standard Attribute：GBE
Standard No：25744
Drafters：
Drafting Unit：
Technical Committees：SAC/TC 75 National Technical Committee on Heat Treatment of Standardization Adiministration of China.
Proposed Unit：SAC/TC 75 National Technical Committee on Heat Treatment of Standardization Adiministration of China.
Application Dept：General Administration of Quality Supervision,Inspection and Quarantine of the People's Republic of China and Standardization Administration of the People's Republic of China
