作者: C.T. Sun , Z.-H. Jin
DOI: 10.1016/B978-0-12-385001-0.00007-9
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摘要: This chapter describes various fracture criteria for predicting crack growth in materials undergoing plastic deformations near the tip. Two approaches commonly included linear elastic chapters are first introduced as prevail at tip, i.e., Irwin's adjusted stress intensity factor approach and resistance curve based on factor. The subsequently introduces discusses used elastic-plastic criteria, J -integral criterion, opening displacement (COD) tip angle (CTOA) criterion.