The higher initial strain hardening rate and higher strength of dual phase are attributed to rapid strain hardening in ferrite and the load transfer from the ferrite to martensite.
铁素体迅速应变硬化和铁素体到马氏体的载荷传递使双相钢具有较高的初始应变硬化速率和较高的强度。
The main factors such as pressure, the third invariant of stress tensor, strain hardening and softening, stain rate and tensile damage have been taken into account in the constitutive model.
该本构模型全面考虑了压力、应力第三不变量、变形的硬化和软化、应变率强化以及拉伸损伤等各个影响因素。
The PP with high grafting rate can improve the melt strength and the extensional viscosity of a PP system and the strain hardening.
接枝率高的PP，可提高PP体系的熔体强度和拉伸黏度及其应变硬化。
The results show that the granite has strain rate effect, hardening effect and jumping behaviors of stress-strain curve.
结论表明，在此应变率段花岗岩材料具有明显的应变率硬化效应，峰值应力前应力-应变曲线的跃进特性。
Further more, a damage softening constitutive model is set up in which the effect of fiber reinforcing and strain-rate hardening are considered.
并建立了一种包含纤维增强效应和应变率增强效应在内的损伤本构模型。
It takes into account the influences of geometrical nonlinearities due to large, deflection and material nonlinearities due to plasticity, strain-hardening and Strain-rate Sensitivity.
分析中考虑了大位移引起的几何非线性；塑性、应变强化及应变率效应引起的材料非线性的影响。
It takes into account the influences of geometrical nonlinearities due to large, deflection and material nonlinearities due to plasticity, strain-hardening and Strain-rate Sensitivity.
分析中考虑了大位移引起的几何非线性；塑性、应变强化及应变率效应引起的材料非线性的影响。
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