1) Strain hardening exponent
应变硬化指数
1.
For the steel containing high content martensite,strain hardening exponent n and strain hardening rate significantly increase in the stage of uniform deformation with the increase of martensite.
利用扫描电子显微镜对不同马氏体含量的试样的断口和断口侧面分析,发现在高马氏体含量下,双相钢变形和断裂与马氏体含量和组织形态有关,且其均匀变形阶段的应变硬化指数n值及应变硬化速率也会随着马氏体含量的增加而显著升高。
2.
The results showed that the strain hardening exponent,determined by the Crussard-Jaoul analysis,was affected by dislocation density and twin volume fraction,especially,it was increased greatly with twin.
基于Crussard-Jaoul分析法所得的高锰钢应变硬化指数值的变化主要受位错密度和孪晶体积分数的影响,尤其随着形变孪晶量的增加,应变硬化指数获得迅速提高。
3.
With the indication ball indentation technique ( IBIT),the indentation hardness,young\'s modulus,yield strength,ultimate tensile strength,strain hardening exponent and surface residual stress of the tested joint were simultaneously measured.
焊接接头是一个组织与性能的不均匀体,为了对接头力学性能作出有效评价,采用示值球形压痕技术(IBIT),以步进电动机为动力,用载荷传感器、位移传感器连续获取载荷、位移数据;以触摸屏为操作界面,用PLC进行运动控制和数据处理,研制出压痕性能测试系统,获得被测接头的压痕硬度、弹性模量、屈服强度、抗拉强度、应变硬化指数及表面残余应力。
2) strain hardening index
应变硬化指数
1.
It was found that the stress-based FLSD differs from the conventional strain-based FLD,and the reasons for the disagreement between them were discussed,the influence of strain hardening index and wall thickness on FLSD was also analyzed.
发现并讨论了FLSD与传统成形极限图FLD之间存在的差别,分析了应变硬化指数n和壁厚t值对FLSD的影响。
2.
Based on the state equation that stress is a function of strain and strain-rate, the differential constitutive equation during superplastic tensile deformation is deduced, and then the mechanical meaning of the strain hardening index in the equation is interpreted.
从应力为应变和应变速率函数的状态方程出发,导出了超塑性拉伸变形的微分本构方程,从而解释了方程中应变硬化指数的力学涵义。
3.
The physical meaning and several determination methods of strain hardening index and thick anisotropy index r are introduced.
介绍了应变硬化指数ｎ值和厚向异性指ｒ值的物理意义和几种不同的测定方法，具有一定的实践指导意义。
3) Strain hardening exponent(n)
拉伸应变硬化指数n值
5) Hardening exponential determined by hardness method
硬度法测定应变硬化指数
6) strain hardening exponents
形变硬化指数
1.
The strain hardening exponents of the martensite,bainite,ferrite,plus austenite fibrous multiphase structure obtained in structural steel and the relation between strain hardening exponents and microstructure were studied.
对结构钢中获得的纤维状马氏体＋贝氏体＋铁素体＋奥氏体多相复合组织的形变硬化指数及其与显微组织的关系进行了研究。
补充资料：应变硬化指数
strainhardeningindex：表示应变硬化的程度，即其值愈大，应变硬化的程度的也愈大。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条