GB/T 25744-2010
ActiveMetallographic examination for carburizing quenching and tempering of steel parts
钢件渗碳淬火回火金相检验
Application Summary AI generated
This standard specifies the metallographic examination methods for evaluating the microstructure of steel parts after carburizing, quenching, and tempering heat treatment processes. It is applied in the manufacturing and quality control of mechanical components, such as gears, shafts, and bearings, to assess case depth, carbide distribution, and martensite/austenite grades. The standard ensures consistent heat treatment quality and performance reliability in industries like automotive, aerospace, and heavy machinery.
Related Standards
GB/T 8121-2002
The terminology of technological materials for heattreatment
GB/T 7232-1999
Terminology of metal heat treatment
GB/T 13324-1991
Terminology of heat treatment installation
GB/T 12603-1990
Classification and designation on metal heat treatment
GB/T 9451-2005
Determination of total or effective thickness of thin surface hardened layers of steel parts
GB/T 9450-2005
Steels-Determination and verification of the depth of carburized and hardened cases
GB/T 5617-2005
Determination of effective depth of hardening after induction or flame hardening of steel
GB/T 11354-2005
Determination of nitrided case depth and metallographic microstructure examination for steel iron parts
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.