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 161
... metal behavior is usually difficult , because the arc brightness is too high compared to that of molten metal . The temperature of molten metal is about 1800K to 3000K , and then the peak wavelength of thermal radiation from molten metal ...
... metal behavior is usually difficult , because the arc brightness is too high compared to that of molten metal . The temperature of molten metal is about 1800K to 3000K , and then the peak wavelength of thermal radiation from molten metal ...
Page 228
... metal , base metal and HAZ for the same maximum indentation depth . The true stress - strain behaviors were obtained from each indentation point . Generally , the higher yield strengths were evaluated for weld metal and base metal than ...
... metal , base metal and HAZ for the same maximum indentation depth . The true stress - strain behaviors were obtained from each indentation point . Generally , the higher yield strengths were evaluated for weld metal and base metal than ...
Page 323
weld metal at -0.4 and -2V . The LT base metal at -0.4V showed large dimples , which were typical ductile fracture mode . Also the weld metal at -0.4V appeared to have a ductile fracture mode , but the size of dimples was smaller than ...
weld metal at -0.4 and -2V . The LT base metal at -0.4V showed large dimples , which were typical ductile fracture mode . Also the weld metal at -0.4V appeared to have a ductile fracture mode , but the size of dimples was smaller than ...
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