1) reduction of cross sectional area
断面压缩率
2) area reduction,percentage of
断面缩率
3) shrinkage on cross section
断面收缩率
1.
According to the testing and studying,ultimate strength,elongation and shrinkage on cross section of two kinds of steel bar were determined.
通过测试研究还得到两种钢筋的极限强度、延伸率和断面收缩率等其他高温力学性能参数。
4) reduction of area
断面收缩率
1.
The brittleness temperature I of Q235G was 1300℃ to melting point and the brittleness temperature III 750~850℃, the range of brittleness temperature III was narrow, and the minimum reduction of area about 48%.
测试结果表明,Q235G钢铸坯的高温强度较小,600℃时抗拉强度约164MPa,屈服强度和抗拉强度均随测试温度降低而增大;铸坯具有良好的塑性,脆性区温度范围较窄,第I脆性温度范围为1300℃至熔点,第III脆性温度范围为750~850℃,在850~1250℃内,该钢种连铸坯的断面收缩率均大于85%。
5) area reduction
断面收缩率
1.
By analyzing the states of two samples and smelting and rolling process, it was found out that the essential reason resulting in area reduction disqualification of Steel 45 was flake.
通过对45钢两种试样状态及冶炼、轧制工艺的分析,找出了白点是导致45钢断面收缩率不合的根本原因,钢中氢含量高是内因,轧后冷速过快是外因。
6) large area reduction
大断面收缩率
1.
Effect of process parameters on axial parts with super large area reduction during twice cross wedge rolling;
工艺参数对楔横轧二次楔轧制超大断面收缩率轴类件的影响
2.
The axial part with large area reduction was numerically simulated by three-dimensional software named DEFORM-3,which was based on three-dimensional rigid plastic theory.
利用有限元软件DEFORM-3D,基于三维刚塑性的有限元理论,对大断面收缩率轴类零件成形过程成功地进行了楔横轧二次楔轧制成形的数值模拟,模拟所得的轧件形状与实际零件基本相同,给出了楔横轧二次楔轧制过程的应力应变分布等重要信息。
补充资料：断面收缩率
分子式：
分子量：
CAS号：
性质：材料的塑料性指标之一。材料受拉力断裂时断面缩小，断面缩小的面积与原面积之比值叫断面收缩率，以ψ表示。单位为%。
分子量：
CAS号：
性质：材料的塑料性指标之一。材料受拉力断裂时断面缩小，断面缩小的面积与原面积之比值叫断面收缩率，以ψ表示。单位为%。
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