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Author:

许适群 (许适群.) | 姚希梦 (姚希梦.)

Abstract:

WOL(Wedge—Opening—Loading)试样是一种缦弹性K判据断裂力学试样。将其运用于中低强钢(σ_y≤70Kg/mm~2)的应力腐蚀试验时,为了得到K_(1scc)或K_(1xscc),必须加上一个超出线弹性范围的初始载荷(即超载)。为此,本文提出了超载是必要而可行的观点,进行了分析和讨论,分析了K_(1xscc)的工程价值,提供了几种中低强钢抗涅H_2S应力腐蚀开裂能力的试验结果。

Keyword:

弹性柔度 位移曲线 弹性位移 线弹性 弹塑性 塑性位移 门限值 平面应变 应力强度因子

Author Community:

  • [ 1 ] 兰州石油机械研究所
  • [ 2 ] 北京工业大学

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Source :

材料保护

Year: 1981

Issue: 01

Page: 19-28

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 4

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