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 89
... lower direct stress range scatter out to the longer lives . Therefore , there is a noticeable effect of decreasing fatigue life associated with increasing direct stress range . However , the lower bound from the regression on the ...
... lower direct stress range scatter out to the longer lives . Therefore , there is a noticeable effect of decreasing fatigue life associated with increasing direct stress range . However , the lower bound from the regression on the ...
Page 21
... lower the carbon equivalent number , the greater the percentage decrease in notch toughness . However , a lower carbon equivalent is desirable for improved weldability . The carbon equivalent ( CE ) was calculated using the formula ...
... lower the carbon equivalent number , the greater the percentage decrease in notch toughness . However , a lower carbon equivalent is desirable for improved weldability . The carbon equivalent ( CE ) was calculated using the formula ...
Page 97
... lower than traditional design onshore and 8 or 12.5 % lower than traditional design offshore ( for the same wall thickness tolerances ) . For the large diameter ( > 20 " ) trunk lines of primary interest in this paper , this 8 ...
... lower than traditional design onshore and 8 or 12.5 % lower than traditional design offshore ( for the same wall thickness tolerances ) . For the large diameter ( > 20 " ) trunk lines of primary interest in this paper , this 8 ...
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