Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 3American Society of Mechanical Engineers, 2001 - Arctic regions |
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Page 88
... specimen ( c ) Micrographs of the sectioned specimens near the center of specimen at two loading levels curve corresponding to those in ( a ) and ( b ) . Fig . 4 Ductile crack initiation behavior of R2 specimen in virgin steel . Fig . 7 ...
... specimen ( c ) Micrographs of the sectioned specimens near the center of specimen at two loading levels curve corresponding to those in ( a ) and ( b ) . Fig . 4 Ductile crack initiation behavior of R2 specimen in virgin steel . Fig . 7 ...
Page 89
... specimen Surface 0.1 0.2 Ductile crack initiation from specimen Center 1 2 ∞ ( Smooth ) Radius of notch root , R ( mm ) Fig . 6 Effect of radius of pre - notch root R on ductile crack initiation strain ( eave . ) , in virgin steel ...
... specimen Surface 0.1 0.2 Ductile crack initiation from specimen Center 1 2 ∞ ( Smooth ) Radius of notch root , R ( mm ) Fig . 6 Effect of radius of pre - notch root R on ductile crack initiation strain ( eave . ) , in virgin steel ...
Page 217
... specimen testing techniques , notched specimen technique is studied to overcome the difficulties in introducing fatigue precrack to small fracture toughness specimen . It was noted that stress triaxiality and plastic constraint ahead of ...
... specimen testing techniques , notched specimen technique is studied to overcome the difficulties in introducing fatigue precrack to small fracture toughness specimen . It was noted that stress triaxiality and plastic constraint ahead of ...
Contents
Fatigue Capacity | 1 |
OMAE2001MAT3011 | 11 |
OMAE2001MAT3013 | 17 |
Copyright | |
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analysis applied Arctic Engineering assessment axial base metal bending brittle buckling calculated CGHAZ Charpy impact Charpy impact test components compressive Conference on Offshore crack arrest crack growth criterion CTOD test cycle defined deformation developed discrete displacement distribution DQEM ductile crack initiation dynamic effect elastic equation evaluated failure fatigue cracks ferrite Figure finite element flexible pipe FPSO Fracture Mechanics fracture toughness function fusion line hot spot hull indentation linepipe loading material maximum mechanical properties Mechanics and Arctic method microstructure node notch obtained Offshore Mechanics offshore structures parameters performed pipeline predicted pressure region Rio de Janeiro riser S-N curves shown in Fig shows simulated specimens steel plates stress concentration stress intensity factor surface cracks surface layer Table temperature tensile strength thermal thickness underwater underwater welding virgin steel Weibull distribution weld metal weld toe welded joints weldment yield strength