A highfrequencyinductionhardening machine for chain pin was researched and designed.
设计并制造了一台锯链链轴高频感应加热淬火机械装置。
2
The highfrequencyinductionhardening can't raise the surface microhardness of the cold precision forging spur gear.
高频感应淬火不能达到硬化冷精锻直齿圆柱齿轮齿面的目的。
3
The principle of this method was discussed, an effective method was found for controlling the distortion of a sleeve fork like produce after highfrequencyinductionhardening.