The formation of bulges at the surface of matrixsteel resulted from hydrogen permeation into the steel during electroplating.
在电镀过程中，由于氢原子的渗入引起基材表层起泡。
2
The microstructure and morphology of matrixsteel (6422) cutter with continuous cooling and isothermal cooling heat treatment were studied.
分析了基体钢(6422钢)滚刀实体分别经连续冷却和等温冷却热处理后的显微组织和形貌。
3
The results of experiments showed that the Nb can raise the depth of diffusion zone, hardness, wear resistance, strength and toughness of the nitriding layer of the matrixsteel.