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。
With the strain aging temperature increasing, strength and hardness increases, plasticity and toughness decreases, yield ratio has the ascending trend, hardening index decreases.
随着应变时效温度升高,强度和硬度增加,塑性和韧性下降,屈强比呈升高的趋势,形变强化指数降低。
Compared with the strip produced by conventional austenite rolling, the yield strength of the ferrite rolled strip was lower by about 20%, with same elongation and strain hardening exponent.
相对于常规奥氏体轧制,铁素体轧制薄板的屈服强度下降了20%左右,伸长率及应变硬化指数与之相当。
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。
Considering the linear strain-hardening effect of materials, this paper proposes a computation method for the stresses and strength of autofrettaged cylinders.
本文主要讨论了在材料线性应变硬化效应的情况下,自紧管应力与强度的计算公式的推导。
Raising the testing strain rate, the strength and yield ratio increased the plasticity slightly decreased, but the strain rate hardening index kept constant.
应变率增加,材料强度提高,屈强比增大,塑性略有降低,但流变阶段应变率强化系数基本不变。
Due to the effect of strain hardening, higher amount of cold deformation resulted in superior room temperature strength and inferior torsion ductility.
由于加工硬化效应的影响,随着冷拔变形量的增加,合金丝材的室温强度增加,扭转塑性下降。
Strain-hardening are mainly determined by strength, elongation and strength yield ratio of virgin steel, among which the strength yield ratio is the most important influence factor.
板材冷作硬化效应主要取决于母材的强度、伸长率和强屈比,其中强屈比对型钢的冷作硬化效应影响最大;
Yield strength and ultimate tensile strength, work hardening exponent and normal anisotropy of plastic strain ratio decrease but planner anisotropy of plastic strain ratio increases.
屈服强度、抗拉强度、加工硬化指数和塑性应变比厚向各向异性降低,塑性应变比平面各向异性增大;
Yield strength and ultimate tensile strength, work hardening exponent and normal anisotropy of plastic strain ratio decrease but planner anisotropy of plastic strain ratio increases.
屈服强度、抗拉强度、加工硬化指数和塑性应变比厚向各向异性降低,塑性应变比平面各向异性增大;
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