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DUCTILE CRACK INITIATION AND STEADY-STATE PROPAGATION OF HIGH STRENGTH STRUCTURAL STEEL

CHEN Huangpu DENG Zengjie Xi'an Jiaotong University , Xi'an , China CHEN Huangpu , Lectuer , Research Institute for Strength of Metals , Xi'an Jiaotong University , Xi'an 710049 , China

金属学报(英文版)

The resistance to crack propagation at earlier stage for a high strength structural steel with certain ductility and its correlation to microstructures,stress states,deformation history and strain characteristics have been investigated.The resistance to crack propagation is mainly de- termined by th...

关键词: high strength structural steel , null , null , null

RESIDUAL STRESS CONCENTRATION AND ITS EFFECTS ON FATIGUE LIMIT AND SHORT CRACK GROWTH

HE Jiawen HU Naisai ZHANG Dingquan Xi'an Jiaotong University , Xi'an , China Professor , Research Institute for Strength of Metals , Xi'an Jiaotong University , Xi'an 710049 , China

金属学报(英文版)

Residual stress concentration at a notch depends on both notch geometry and yield strength of the material.It varies through the depth,and its magnitude may be higher than the theoretical one.Compressive residual.stress concentration at the notch of shot-peened specimen of soft material is easily to...

关键词: residual stress , null , null

材料期刊网

DUCTILE CRACK INITIATION AND STEADY-STATE PROPAGATION OF HIGH STRENGTH STRUCTURAL STEEL

RESIDUAL STRESS CONCENTRATION AND ITS EFFECTS ON FATIGUE LIMIT AND SHORT CRACK GROWTH

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