elastic reverse prestrain method 弹性逆预变法
torsional prestrain 扭转预变形
prestrain heat 预应变淬火
rolled prestrain 辊压预应变
critical prestrain 临界预应变
prestrain reinforced method 预应变加筋法
prestrain value under long-term load 长期强度预应变值
When the predeformation is 2%,BH and BHT value could reach an average of 80;when prestrain beyond 7%,the increase of BH value and BHT value tends to be slow.4.
当预变形为2%时,BH值和BHT值平均都达到80左右;当预应变超过7%后,BH值和BHT值的增加趋于平缓。
参考来源 - 热轧烘烤硬化钢板的开发The effects of dynamic loading and prestrain which are the main characteristics of earthquake loading on the mechanical properties and fracture behavior of welded joints of structural steel (Q235B and 16Mn steel) were investigated by tests.
首次全面系统地研究了地震载荷的两大重要特征:动载和预应变对典型建筑结构用钢Q235B 和16Mn 两种材料焊接接头的基本力学性能和断裂行为的影响。
参考来源 - 钢结构刚性梁柱节点抗震性能的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
A mean strain or prestrain, as in FIG. 83, can under certain conditions reduce the subsequent fatigue life.
一个如图83所示的平均应变或预应变，在某种情况下，能够缩短以后的疲劳寿命。
The results show that low cycle fatigue life is reduced and cyclic stress is raised by torsional prestrain raising.
结果表明，扭转预应变降低低周疲劳寿命，循环应力随扭转预应变的增大而增大。
The experimental method for determine the subsequent yield condition of a sheet with plastic prestrain is introduced.
本文介绍了确定具有塑性予应变板材后继屈服条件的实验方法。
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