Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 11, Part 5American Society of Mechanical Engineers, 1992 - Arctic regions |
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Page 226
... yield strength times 1.1 . The B31G manual bases its calculations on a flow stress equal to the nominal yield strength times 1.1 . Since the nominal yield strength is typically less than the measured yield stress , the B31G manual adds ...
... yield strength times 1.1 . The B31G manual bases its calculations on a flow stress equal to the nominal yield strength times 1.1 . Since the nominal yield strength is typically less than the measured yield stress , the B31G manual adds ...
Page 228
... yield stress plus 68.9 MPa ( 10 ksi ) . The hoop membrane stress concentration factor is more closely correlated ... Strength ( ksi ) Figure 7. Effective Membrane - Stress Predictions Compared to Test Data The predictions in Figures 4 and 7 ...
... yield stress plus 68.9 MPa ( 10 ksi ) . The hoop membrane stress concentration factor is more closely correlated ... Strength ( ksi ) Figure 7. Effective Membrane - Stress Predictions Compared to Test Data The predictions in Figures 4 and 7 ...
Page 260
... tensile strength . It is found that a constant flow stress to yield strength ratio of 1.1 may be applied . The secondary stress refers Os to residual stress after welding . In DnV ( 1988 ) recommended practice for unstable fracture ...
... tensile strength . It is found that a constant flow stress to yield strength ratio of 1.1 may be applied . The secondary stress refers Os to residual stress after welding . In DnV ( 1988 ) recommended practice for unstable fracture ...
Contents
MEASUREMENT AND METERING | 1 |
OFFSHORE PIPELINE TECHNOLOGY | 53 |
CODESSTANDARDS AND REGULATIONS | 75 |
Copyright | |
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Alberta analysis applied Arctic assessment axial bending buckling calculated calibration construction corrosion crack criteria cylinder damage defects depth developed discharge coefficient displacement distribution downstream effect Engineering environmental equation equipment estimated evaluation experimental failure probability fatigue finite element flow function fluid force fractile fracture fracture mechanics frequency frost heave function gas pipeline hoop stress installation leak detection lift force limit Limit States Design load lognormal longitudinal maximum measured Mechanics meter tube methods nozzle offshore pipelines OMAE operating orifice plate parameters pipe wall pipeline spans pipeline system Pipeline Technology ASME plastic predicted pressure ratio reliability Reynolds number S-N curve sample scour shear stress simulation soil specific standards steel strain structural Table Technology ASME 1992 temperature differential tube bundle turbulent upstream usage factor velocity profile vibration volumetric flow rate vortex shedding wall thickness weld yield strength