螺纹钢成材率指标的改善

Improvement of Yield Index of Screw Steel

通过对影响螺纹成材率的各项金属组成、负偏差进行分析,并对各项指标改善的方法进行了探讨,使螺纹成材率得到提高。

In this paper,through the analysis of metal composition and negative deviation that affect the yield of screw thread,the method of improving the index is discussed to improve the yield of thread.