论文部分内容阅读
日本神户制铁所发明了冷锻性与冷锻钢相同、切削性与易切削钢相同的 KMH 钢,该钢的生产及其特点如下:1.生产方法:KMH 钢由60吨转炉冶
Japan’s Kobe Steel invented cold forging and cold forging steel the same cutting and cutting steel the same KMH steel, the steel production and its characteristics are as follows: 1. Production methods: KMH steel from 60 tons converter