凸面砧在近压力机极限能力下大型锻件拔长中的应用

The Application of Convex Anvil in Huge Forgings Stretching under Bearing Capacity of Press Crankshaft

通过对自由锻造新技术的研究,对锻造拔长方法进行改进和组合应用,提高锻件产品的内部质量,进而提高探伤合格率。

According to the research of the new technology of free forging, the stretching of forging method was improved The internal properties and qualification rate of flaw detection was improved.