stress-activative flow

Effect of Relative Grain Size on the Flow Stress of Polycrystalline FCC Sheets in Simple Tension Test

晶粒相对尺寸对FCC多晶体板材单向拉伸流动应力的影响

The flow stress features of 2519 aluminum alloy during plastic deformation at elevated temperature were studied by the isothermal compression test using Gleeble-1500 hot simulator.

采用Gleeble-1500热模拟机进行高温等温压缩试验，研究了2519铝合金在高温塑性变形时的流变应力特征。

On basis of the actual transferring route of the stress flow inside pile caps measured in experiment and theory analysis, the transfer model of equilateral thick pile caps-'Dome Model with Tension Bar' is presented.

根据试验测得的传力路径和理论分析，提出了等边厚承台的传力模式&弯顶拉杆模型。

Wax deposition of Xinjiang crude oil is investigated on a test loop and the following conclusion can be derived: the deposit coefficient decreases as the shear stress at the pipe wall increases incurred by the change of the temperature or velocity of tile flow.

通过对新疆的几种油样进行试验研究，结果表明，当温度或流速发生变化从而引起管壁剪切应力变化时，沉积系数随着管壁剪切应力的增大而减小。

This thesis studies particularly the medium flow field in a quenching tank and its relationship with the temperature field, the microstructure field and the internal stress field of a shaft-type test-piece, by using computer simulation and experiment examination.

针对上述问题本文用计算机模拟与试验研究相结合的方法，着重研究了淬火槽中介质的流场以及介质流场与轴类试件的温度场、显微组织场和内应力场的关系。