Fatigue crack propagation analysis for multiple weld toe cracks in cut-out fatigue test specimens from a girth welded pipe
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- 作者：John H.L. Panga ; b ; Hsin Jen Hoha ; b ; hjhoh@ntu.edu.sg" class="auth_mail" title="E-mail the corresponding author ; Kin Shun Tsanga ; b ; Jason Lowc ; Shawn Caleb Kongc ; Wen Guo Yuanc
- 关键词：Crack closure ; Fatigue ; Multiple cracks ; Recharacterization ; Welded structures
- 刊名：International Journal of Fatigue
- 出版年：2017
- 出版时间：January 2017
- 年：2017
- 卷：94
- 期：part_P1
- 页码：158-165
- 全文大小：6532 K
文摘
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Fatigue crack propagation analysis for multiple weld toe cracks was developed.
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Incorporates crack coalescence and crack closure for fatigue life prediction.
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Verified by four-point fatigue specimens cut-out from girth welded pipe.
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Crack shape development and coalescence of multiple cracks can be determined.