Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 5American Society of Mechanical Engineers, 1992 - Arctic regions |
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Page 209
... yield stress ( SMYS ) - 31 % F25 22 % FS nominal flow stress F7 ( SMYS + 10Ksi ) F 25 6 % FS - 12 % F7 actual yield stress 20 % ( 0 ) F25 FS F7 actual flow stress ( 0 , + 10Ksi ) - 5 % F25 6 % + 3 % + 8 % As expected the models using ...
... yield stress ( SMYS ) - 31 % F25 22 % FS nominal flow stress F7 ( SMYS + 10Ksi ) F 25 6 % FS - 12 % F7 actual yield stress 20 % ( 0 ) F25 FS F7 actual flow stress ( 0 , + 10Ksi ) - 5 % F25 6 % + 3 % + 8 % As expected the models using ...
Page 228
... Yield Strength ( ksi ) Figure 7. Effective Membrane - Stress Predictions Compared to Test Data The predictions in Figures 4 and 7 are correlated with yield strength . As yield strength increases , the safety factor decreases ( refer to ...
... Yield Strength ( ksi ) Figure 7. Effective Membrane - Stress Predictions Compared to Test Data The predictions in Figures 4 and 7 are correlated with yield strength . As yield strength increases , the safety factor decreases ( refer to ...
Page 260
... yield strength ratios for surface flaws in butt joints are 0.4 and 0.8 for flaws parallel and normal to weld line , respectively . Considering other available information , we assume that the residual stress to yield strength ratio is a ...
... yield strength ratios for surface flaws in butt joints are 0.4 and 0.8 for flaws parallel and normal to weld line , respectively . Considering other available information , we assume that the residual stress to yield strength ratio is a ...
Contents
OFFSHORE PIPELINE TECHNOLOGY | 53 |
CODESSTANDARDS AND REGULATIONS | 75 |
OFFSHORE MECHANICS AND ARCTIC ENGINEERING | 89 |
Copyright | |
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Alberta analysis applied Arctic assessment axial bending buckling buried pipelines calculated Canadian Standards Association coefficient construction corrosion crack criteria cylinder damage defects depth developed diameter displacement distribution effect elastic Engineering environmental equation equipment estimated evaluation failure probability fatigue finite element flow force fractile fracture fracture mechanics frequency frost heave frozen soil gas pipeline geometry hoop stress horizontal inspection installation interaction internal lift force Limit States Design load lognormal longitudinal maximum measured Mechanics meter methods offshore pipelines OMAE operation orifice orifice plate parameters permafrost pipe wall pipeline spans pipeline system Pipeline Technology ASME plastic predicted pressure ratio reliability S-N curve scour simulation SMYS solution specific standards steel strain structural Table Technology ASME 1992 temperature differential tensile tube bundle usage factor variable velocity profile vertical vibration volumetric flow rate vortex shedding wall thickness weld yield strength