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 HV5 *** Mean weld metal hardness HV5 HAZ Cracking / No Cracking , C / NC Proportion of Faces Cracked From a Total of Six W134 340 0.80 2.7 29 396-336 376 277 W133 295 0.95 3.5 31 391-358 266 33 6/6 C 3/6 378 W125 255 1.0 3.6 42 ...
... Hardness HV5 *** Mean weld metal hardness HV5 HAZ Cracking / No Cracking , C / NC Proportion of Faces Cracked From a Total of Six W134 340 0.80 2.7 29 396-336 376 277 W133 295 0.95 3.5 31 391-358 266 33 6/6 C 3/6 378 W125 255 1.0 3.6 42 ...
Page 117
Critical Hardness Fig.7 I @ 8 8 8 8 Critical Hardness Fig.8 488 468 410 448 428 400 360 348 328 300. Bailey's original nomograms of ( a ) critical hardness and ( b ) hardenability data for cooling conditions to avoid the critical ...
Critical Hardness Fig.7 I @ 8 8 8 8 Critical Hardness Fig.8 488 468 410 448 428 400 360 348 328 300. Bailey's original nomograms of ( a ) critical hardness and ( b ) hardenability data for cooling conditions to avoid the critical ...
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 |
PAS2m High Performance Prepreg and Composites | 9 |
OFFSHORE TECHNOLOGY GEOTECHNICAL ENGINEERING | 24 |
Copyright | |
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abrasion accelerated cooled analysis as-welded austenite axial boron brace brittle fracture CGHAZ Charpy Charpy-V chemical composition chord coarse grained concrete Conference on Offshore crack tip CSM CSM CTOD tests CTOD values curves defect dislocations effect electron beam welding 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 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 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