Life Assessment of Dynamically Loaded Materials and Structures, Volume 1L. O. Faria |
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Page 181
L. O. Faria. DEFECT TOLERANCE ANALYSIS OF CRUCIFORM WELDED JOINTS SUBJECTED TO FATIGUE LOADING J.A. FERREIRA * , C.M.BRANCO ** and J.C.RADON *** Defect tolerance curves for non - load carrying cruciform welded joints subjected to fatigue ...
L. O. Faria. DEFECT TOLERANCE ANALYSIS OF CRUCIFORM WELDED JOINTS SUBJECTED TO FATIGUE LOADING J.A. FERREIRA * , C.M.BRANCO ** and J.C.RADON *** Defect tolerance curves for non - load carrying cruciform welded joints subjected to fatigue ...
Page 241
... loading . Using the test device , temperature dependence of the dynamic fracture toughness of two structural steels , ASTM A533B steel and JIS SK4 steel , under K of about 1x10 MPa / m / s was investigated in the range of 20 to -100 C ...
... loading . Using the test device , temperature dependence of the dynamic fracture toughness of two structural steels , ASTM A533B steel and JIS SK4 steel , under K of about 1x10 MPa / m / s was investigated in the range of 20 to -100 C ...
Page 245
... loading decreased gently as the temperature decreased while that under the quasi - static loading decreased steeply . In Fig.13 , the results of A533B steel are compared with those under the slow loading rate and the rapid and quasi ...
... loading decreased gently as the temperature decreased while that under the quasi - static loading decreased steeply . In Fig.13 , the results of A533B steel are compared with those under the slow loading rate and the rapid and quasi ...
Contents
Short fatigue cracks and crack closure A PINEAU | 3 |
Fatigue in welded constructions H P LIEURADE | 19 |
Analysis and prediction of fatigue crack propagation | 49 |
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alloy analysis applied ASTM backing bars base metal behaviour bending butt welds calculated crack closure crack depth crack growth rate crack length crack propagation crack tip criterion cycle fatigue cyclic da/dN defects deformation displacement ductile effect elastic equation failure fatigue crack growth fatigue crack propagation fatigue limit fatigue strength fatigue tests ferrite Figure fillet welded forging fracture mechanics fracture surface fracture toughness fretting fatigue function geometry grain groove inclusions increase influence loading martensite material maximum mean stress measured microcracks microstructure notch factor notched specimens number of cycles observed obtained oxygen parameters plane strain plastic zone plate thickness prediction quenched residual stresses S-N curve short cracks shot peening shown in Fig shows solutions steel strain range stress concentration stress corrosion cracks stress intensity factor stress range stress ratio structures Table temperature tensile values weld metal weld toe welded joints weldment yield strength yield stress