Finally, the slight crackle fissures along the direction of undissolved carbide and crystal boundary, and .
裂纹沿未溶碳化物和晶界走向开裂,说明未溶碳化物降低了晶界处结合强度。
The relation of the microstructures and the properties in aspect of retained austenite(Ar) , undissolved carbide(Cr) and martonsite tempered content has been analyzed.
并从残余奥氏体、未溶碳化物和马氏体回火程度几个方面分析了组织和性能之间的关系。
The effect laws of amount of undissolved ferrite has been gained.
得出了未溶铁素体含量的影响规律,弄清了未溶铁素体的作用机理。