锻造用钢材,就其截面形状讲,使用最多的是圆钢,其次为方钢;就其生产方法讲,使用最多的是轧材,其次为锻材。现将其商品知识简介于下。一、钢材按下一步加工方法不同的分类 1.分类钢材,人们习惯按其化学成分、截面形状或用途分类。但作为机器制造厂使用最广泛的 Forging steel, in terms of its cross-sectional shape, the most used is round steel, followed by square steel; on its production methods, the most used is rolled, followed by forging. Now its product knowledge below. First, the steel according to the next step different processing methods 1. Classification Steel, people used to their chemical composition, shape or use of cross-sectional classification. But it is the most widely used machine builder