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Abstract:
采用ABAQUS有限元软件对高强钢氢致滞断裂行为进行仿真模拟,进行实验研究.结果表明,基于内聚力模型对高强钢试样的氢致滞断裂滞后时间的预测结果与实验结果吻合较好,且裂纹位置发生于缺口尖端附近,此处的应力集中和H浓度均较大.同时,当H浓度到达临界值时,随着应力集中系数和载荷的不断降低,致滞断裂的滞后时间将显著增大.
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铸造技术
ISSN: 1000-8365
Year: 2014
Issue: 9
Volume: 35
Page: 1964-1967
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 1
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