Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 15, Part 3American Society of Mechanical Engineers, 1996 - Arctic regions |
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Page 103
... positions . Overhead welding is regarded as a difficult welding position . Not only the adverse operational pro- blems for the diver welder's work performance but also the achieved high amount of hydrogen contamination in this position ...
... positions . Overhead welding is regarded as a difficult welding position . Not only the adverse operational pro- blems for the diver welder's work performance but also the achieved high amount of hydrogen contamination in this position ...
Page 127
... position , cutting defects are created at comparatively low gas flow rates , and may even represent only dropping off by gravity . It should be mentioned , that in the 6h position , also negative rb values were found , for example , at ...
... position , cutting defects are created at comparatively low gas flow rates , and may even represent only dropping off by gravity . It should be mentioned , that in the 6h position , also negative rb values were found , for example , at ...
Page 387
... position in the HAZ the same formulae were used as for the notch position in the weld metal . Prediction . Figures 7 to 9 show the comparison between experimental results ( obtained from testing of base metal and original weld plate ) ...
... position in the HAZ the same formulae were used as for the notch position in the weld metal . Prediction . Figures 7 to 9 show the comparison between experimental results ( obtained from testing of base metal and original weld plate ) ...
Contents
CODES AND STANDARDS | 1 |
EFFECT OF WELDING PARAMETERS ON JOINT PROPERTIES | 35 |
UNDERWATER WELDING AND REPAIR | 85 |
Copyright | |
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Common terms and phrases
a'-martensite analysis applied as-welded assessment austenite Axial tension base metal behaviour bending brace brittle butt welds cathodic protection CFRC chord crack cold-rolling composition corrosion corrosion fatigue crack depth crack growth rates crack initiation crack tip cracked joints CTOD curve cycles defects effect electrode Engineering equations evaluation experimental failure fatigue crack growth fatigue tests ferrite Figure fracture mechanics fracture toughness geometry heat affected zone heat treatment high strength steels hydrogen increased inspection martensite material measured microstructure mis-match notch offshore structures parameters performance pipe predicted pressure procedure PWHT ratio reduced residual stresses riser root S-N curves saddle seawater shielding gas shown simulation specimens static strength stiffened joints stress intensity factor surface crack Table temperature tensile thickness titanium alloys tubular joints ultrasonic unstiffened values weld joint weld metal weld toe weldments wide plates yield strength