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 114
... Hardness Mean weld HV5 *** metal hardness HV5 HAZ Cracking / No Cracking , C / NC Travel Speed , mm / min Arc Energy , kJ / mm t8 / 5 * 100 * sec sec Proportion of Faces Cracked From a Total of Six W134 340 0.80 2.7 29 396-336 277 6/6 ...
... Hardness Mean weld HV5 *** metal hardness HV5 HAZ Cracking / No Cracking , C / NC Travel Speed , mm / min Arc Energy , kJ / mm t8 / 5 * 100 * sec sec Proportion of Faces Cracked From a Total of Six W134 340 0.80 2.7 29 396-336 277 6/6 ...
Page 117
Critical Hardness Fig.7 Critical Hardness Fig.8 180 488 468 448 428 20 400 388 368 348. Bailey's original nomograms of ( a ) critical hardness and ( b ) hardenability data for cooling conditions to avoid the critical hardness and hence ...
Critical Hardness Fig.7 Critical Hardness Fig.8 180 488 468 448 428 20 400 388 368 348. Bailey's original nomograms of ( a ) critical hardness and ( b ) hardenability data for cooling conditions to avoid the critical hardness and hence ...
Page 119
... hardness is believed to be a major factor affecting critical hardness there is another aspect of decreasing carbon and carbon equivalent which needs consideration . Cracking arises because the HAZ experiences stress which is developed ...
... hardness is believed to be a major factor affecting critical hardness there is another aspect of decreasing carbon and carbon equivalent which needs consideration . Cracking arises because the HAZ experiences stress which is developed ...
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