加工硬化指数

挤压态合金的加工硬化指数n为0.256，明显低于纯铜。

Its strain hardening exponent n is 0.256 , which is obviously lower than that of pure copper .

提出了一种利用X射线应力分析技术和应变电测法测量附着膜的等效应力&等效单轴应变、屈服强度和加工硬化指数的方法。

A new method is presented to measure the equivalent stress-equivalent uniaxial strain curve , yield strength and strain-hardening exponent of a polycrystalline film on substrate using X-ray stress analysis and strain gauge techniques .

如何选模由加工硬化指数和平均应变比例所决定。

How sell the metal forms will be governed by the strain-hardening exponent and average strain ratio .

抗大变形管线钢就是基于应变设计的方法得到的具有连续屈服、较低的屈强比、较高的加工硬化指数以及均匀塑性变形延伸率等特性的管线钢。

The pipeline steel with strain-based design is usually characterized by high initial work hardening rate , good ductility , and low yield stress to tensile strength ratio .

加工硬化指数是产生底部凸包现象相关性最大的因素，上凸的高度随加工硬化指数、板厚和加工步长的增加而增加，随成形角的增加而减小。

The hardening exponent appeared as the most influential parameter for the development of bulge . The bulge height showed increase with increase in hardening exponent , sheet thickness and step size and decrease with increase in wall angle .

薄板加工硬化各向异性指数X值的分析

The Investigations of Sheet Metal Strain - Hardening Anisotropic Parameter X

对工具头半径、板厚、加工步长、成形角、屈服应力和加工硬化指数等参数对成形缺陷的影响程度做了计算。

The effect of relevant process parameters , namely tool radius , sheet thickness , step size , wall angle , yield stress and hardening exponent , upon their intensity was statistically analyzed .