A uniform hydrogen degradation law for high strength steels
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- 作者：Haiyang Yua ; Jim Stian Olsena ; Antonio Alvarob ; Vigdis Oldenb ; Jianying Hea ; Zhiliang Zhanga ; zhiliang.zhang@ntnu.no" class="auth_mail" title="E-mail the corresponding author
- 关键词：Hydrogen embrittlement ; High strength steel ; Cohesive zone modeling ; Hydrogen degradation law ; Constant loading test
- 刊名：Engineering Fracture Mechanics
- 出版年：2016
- 出版时间：May 2016
- 年：2016
- 卷：157
- 期：Complete
- 页码：56-71
- 全文大小：1667 K
文摘
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A specimen geometry independent hydrogen degradation law is proposed.
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The calibration procedure based on conventional tensile tests is established.
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Hydrogen informed cohesive zone modeling is performed in constant loading scenarios.
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The effects of strain rate and cold creep on the hydrogen degradation law are discussed.