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 193
... CGHAZ ( IC CGHAZ ) and unaltered CGHAZ ( UA CGHAZ ) were primary and secondary LBZs of this steel , respectively . It was also interesting to note that the brittle crack initiated at LBZs only at cryogenic temperature such as LNG ...
... CGHAZ ( IC CGHAZ ) and unaltered CGHAZ ( UA CGHAZ ) were primary and secondary LBZs of this steel , respectively . It was also interesting to note that the brittle crack initiated at LBZs only at cryogenic temperature such as LNG ...
Page 202
... ( CGHAZ ) . To simulate each region of CGHAZs , peak temperature of the second thermal cycle , Tp2 , was changed from ... CGHAZ , is reheated at different peak temperatures depending on its distance from the fusion line of the second bead ...
... ( CGHAZ ) . To simulate each region of CGHAZs , peak temperature of the second thermal cycle , Tp2 , was changed from ... CGHAZ , is reheated at different peak temperatures depending on its distance from the fusion line of the second bead ...
Page 203
reheated above Ac3 and below about 1473K , and an unaltered CGHAZ ( UA CGHAZ ) , the zone that is not reheated or reheated above 1473K . Among them , SCR CGHAZ is also called FGHAZ ( Fine Grained HAZ ) because the second thermal cycle ...
reheated above Ac3 and below about 1473K , and an unaltered CGHAZ ( UA CGHAZ ) , the zone that is not reheated or reheated above 1473K . Among them , SCR CGHAZ is also called FGHAZ ( Fine Grained HAZ ) because the second thermal cycle ...
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