Synthetical effect of material inhomogeneity and welding defects on fatigue behavior of 2205 duplex stainless steel cruciform welded Joints: Experiments and Life-prediction model
International Journal of Fatigue（2022）
Abstract
•>Synthetical effect of material inhomogeneity and welding defect on fatigue behavior.•>New structure strain method including heterogeneous plasticity and stress singularity.•>Evolution of fatigue mode with geometric configurations and cyclic amplitudes.•>A damage tolerance-based fatigue design concept to guide manufacture of welded joints.
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Key words
Material inhomogeneity,Welding defects,Cruciform welded joints,Life prediction,Damage tolerance
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