english name:cold-rolled narrow steel strip for heat-treatment - technical delivery conditions - part 4: spring steels and other applications;
简体中文标题:热处理用冷轧钢窄带材。交货技术条件。第4部分:弹簧钢和其它用途钢。
the reduction rule of cold rolled narrow steel strip by usual method, it「s rolled energy consumtion isn」t the least usually.
按一般方法设计的冷轧窄带钢压下规程,轧制能耗不一定是最小的。
english name:cold-rolled narrow steel strip for heat-treatment - technical delivery conditions - part 1: general;
简体中文标题:热处理用冷轧窄钢带材。交货技术条件。第1部分:总则。