Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 3; Volume 7, Part 3American Society of Mechanical Engineers, 1988 - Arctic regions |
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Page 199
... treatment on the heat affected zone fracture toughness of two nor- malised C - Mn - Ni- ( Cu ) -Nb type steels has been studied using crack tip opening displacement ( CTOD ) and Charpy V tests . This work was supported by detailed metal ...
... treatment on the heat affected zone fracture toughness of two nor- malised C - Mn - Ni- ( Cu ) -Nb type steels has been studied using crack tip opening displacement ( CTOD ) and Charpy V tests . This work was supported by detailed metal ...
Page 204
... treatment produced no change to the hardness of the SCGCHAZ in either steel A or steel B. However , the ICGCHAZ , in both steels , softened significantly . In the as welded fracture toughness tests , initiation was in either the SCGCHAZ ...
... treatment produced no change to the hardness of the SCGCHAZ in either steel A or steel B. However , the ICGCHAZ , in both steels , softened significantly . In the as welded fracture toughness tests , initiation was in either the SCGCHAZ ...
Page 206
... treated conditions . The change in fracture mode explains the deterioration in toughness observed in the post weld heat treated simulated GCHAZ . A similar change in fracture mode on post weld heat treatment ( at 600 ° C ) in simulated ...
... treated conditions . The change in fracture mode explains the deterioration in toughness observed in the post weld heat treated simulated GCHAZ . A similar change in fracture mode on post weld heat treatment ( at 600 ° C ) in simulated ...
Contents
ADVANCED COMPOSITES | 1 |
PAS2tm | 9 |
OFFSHORE TECHNOLOGY GEOTECHNICAL ENGINEERING | 24 |
Copyright | |
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abrasion accelerated cooled analysis as-welded assessment austenite axial boron brace brittle fracture CGHAZ Charpy Charpy-V chemical composition chord coarse grained concrete Conference on Offshore crack tip CTOD tests CTOD values curves defect dislocations effect energy fabrication ferrite fiber Figure finite element fracture mechanics fracture toughness fusion line grain coarsened HAZ HAZ toughness heat affected zone heat input hydrogen cracking ICCGHAZ impact increase intercritically kJ/mm layup loading low carbon martensite maximum mechanical properties Mechanics and Arctic mid-thickness niobium notch Offshore Mechanics offshore structures Oseberg parameters plastic post weld heat preheat pressure PWHT regions residual stresses sampled solidification cracking specification specimens steel plates stiffeners strain stress concentration stress intensity factor submerged arc welding surface Table temperature tensile test results TMCP transverse tubular joints weld heat treatment weld metal weld toe weldability welded joints welding procedures weldment yield strength