Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 9, Part 5American Society of Mechanical Engineers, 1990 - Arctic regions |
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Page 15
... strain curves were measured . The interpass time was 10 seconds and the strain rate 10 sec - 1 . The flow stress of 1 % copper - bearing steel was larger than that of copper - free steel . However , after the three reductions , it ...
... strain curves were measured . The interpass time was 10 seconds and the strain rate 10 sec - 1 . The flow stress of 1 % copper - bearing steel was larger than that of copper - free steel . However , after the three reductions , it ...
Page 43
... Strain Zero Axial Force 103 0.01 0.02 0.03 0.04 AD . Dmes / Do 0.5 × 103 Fig . 6 Bifurcation pressures for various Do / t values for axially restrained tubes . X - 52 /E=1.51x10-3 n = 12 80- Plane Strain PD 21 ( ksi ) - 60- 40- 20 20 X ...
... Strain Zero Axial Force 103 0.01 0.02 0.03 0.04 AD . Dmes / Do 0.5 × 103 Fig . 6 Bifurcation pressures for various Do / t values for axially restrained tubes . X - 52 /E=1.51x10-3 n = 12 80- Plane Strain PD 21 ( ksi ) - 60- 40- 20 20 X ...
Page 100
... strain variation and are used in the equilibrium equation . Associated with the layer deformations are normal stresses and strains in the longitudinal , circumferential and radial directions in addition to a shear stress and strain ...
... strain variation and are used in the equilibrium equation . Associated with the layer deformations are normal stresses and strains in the longitudinal , circumferential and radial directions in addition to a shear stress and strain ...
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actuator analysis applied assessment axial ball valve Beaufort Sea bending bifurcation break-out buckling calculations check valve circumferential Cisco field coefficient collapse corrosion crack ensembles crack tip damage deformation density distribution effect equations ESD valve Figure flow force fracture fracture mechanics free span function HAZ toughness Houston hydrodynamic ice feature ice hole ice keel ice scour increase installation layer length line pipe Lougheed Island material maximum method mode shape Offshore Mechanics Offshore Technology Conference on-bottom stability parameters partial safety factors pearlite permafrost pipe displacement pipe weight pipeline plastic plate platform predicted pressure procedure radial ratio reliability riser rupture scour hole seabed seastate shows simulated Sotberg stability design strength stress structure Submarine Pipelines subsea subsea ESD surface Table tensile tensile strength tracers tube uncertainty values variables velocity vertical wave yield strength