This specification specifies the sample preparation, evaluation methods, structural characteristics and evaluation principles of the band-like segregation structure of carburized steel for automobiles. This specification specifies the evaluation of the pearlite and ferrite band structures in the equilibrium state of carburized steel for automobiles.
T/CSAE 57-2017 history
2017T/CSAE 57-2017 Specification for strip structure of carburized steel for automobiles