Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 13, Parts 3-5American Society of Mechanical Engineers, 1994 - Arctic regions |
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Page 31
... residual stresses near the fusion boundary were suspected to cause the fatigue life reduction , these residual stresses were measured . Residual stresses of girth welded tendon pipes for a tension leg platform ( TLP ) were obtained for ...
... residual stresses near the fusion boundary were suspected to cause the fatigue life reduction , these residual stresses were measured . Residual stresses of girth welded tendon pipes for a tension leg platform ( TLP ) were obtained for ...
Page 33
... residual stress was obtained at the ID surface near the weld root whereas compressive stress was recorded at the weld center line on the OD surface . The high tensile residual stress on the ID surface partly explains why crack initiate ...
... residual stress was obtained at the ID surface near the weld root whereas compressive stress was recorded at the weld center line on the OD surface . The high tensile residual stress on the ID surface partly explains why crack initiate ...
Page 34
... residual stress distribution was not sensitive to the detail joint geometry in this case . The residual stress pattern showed little effect from the surface grinding such as weld cap removing . The residual stress pattern of fatigue ...
... residual stress distribution was not sensitive to the detail joint geometry in this case . The residual stress pattern showed little effect from the surface grinding such as weld cap removing . The residual stress pattern of fatigue ...
Contents
FATIGUE AND DEFORMATION | 1 |
FRACTURE ASSESSMENT AND ANALYSIS | 37 |
FATIGUE DESIGN AND DETECTION | 73 |
Copyright | |
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analysis applied Arctic Engineering as-welded ASME assessment axial bending cathodic protection Charpy cold deformation corrosion crack growth rate crack propagation crack tip CTOD cycles depth diameter displacement drillpipe elastic electrode equation experimental factor failure fatigue crack growth fatigue strength ferrite finite element fracture mechanics fracture toughness geometry hoop stress hydrogen Ice Class increase load material maximum mbar Mechanics and Arctic method microstructure modulus nitrogen notch obtained Offshore Mechanics offshore structures OMAE operating oxygen parameters pipe pipeline plastic predicted pressure properties ratio region residual stress S-N curve scour sea ice sea water shear shielding gas simulated soil sour crude oil specimens strain rate stress intensity stress range stress relieved surface Table temperature tensile TMCP tubular joints values wall thickness water hammer weld deposit weld metal weld toe welded joints wire yield strength Young's modulus