Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 3American Society of Mechanical Engineers, 2001 - Arctic regions |
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Page 71
... bending of pipelines was experimentally and analytically investigated . Full - scale cold bending experiments were performed on API X60 and X80 grade line pipes . Finite element ( FE ) analyses simulated the cold bending process using ...
... bending of pipelines was experimentally and analytically investigated . Full - scale cold bending experiments were performed on API X60 and X80 grade line pipes . Finite element ( FE ) analyses simulated the cold bending process using ...
Page 94
... bending Fig . 19 Load P and. True strain at crack initiation , ( eave . ) , obtained by experiment ( % ) 0 ≈ 8 8 80 120 100 T Δ C5 % C10 % C25 % T20 % R1 R2 1 Smooth ... bending ( 3 - point bending ) 2 Prebending 94 Copyright © 2001 by ASME.
... bending Fig . 19 Load P and. True strain at crack initiation , ( eave . ) , obtained by experiment ( % ) 0 ≈ 8 8 80 120 100 T Δ C5 % C10 % C25 % T20 % R1 R2 1 Smooth ... bending ( 3 - point bending ) 2 Prebending 94 Copyright © 2001 by ASME.
Page 103
... bending Photo 2 Photograph of tested pipe ( LN2 ) Strains were monitored by strain gauges mounted on the outer surface of the specimen during tests . Figure 10 shows the relation between bending moment and bending angle . The bending ...
... bending Photo 2 Photograph of tested pipe ( LN2 ) Strains were monitored by strain gauges mounted on the outer surface of the specimen during tests . Figure 10 shows the relation between bending moment and bending angle . The bending ...
Contents
Fatigue Capacity | 1 |
OMAE2001MAT3011 | 11 |
OMAE2001MAT3013 | 17 |
Copyright | |
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analysis applied Arctic Engineering assessment axial base metal bending brittle buckling calculated CGHAZ Charpy impact Charpy impact test components compressive Conference on Offshore crack arrest crack growth criterion CTOD test cycle defined deformation developed discrete displacement distribution DQEM ductile crack initiation dynamic effect elastic equation evaluated failure fatigue cracks ferrite Figure finite element flexible pipe FPSO Fracture Mechanics fracture toughness function fusion line hot spot hull indentation linepipe loading material maximum mechanical properties Mechanics and Arctic method microstructure node notch obtained Offshore Mechanics offshore structures parameters performed pipeline predicted pressure region Rio de Janeiro riser S-N curves shown in Fig shows simulated specimens steel plates stress concentration stress intensity factor surface cracks surface layer Table temperature tensile strength thermal thickness underwater underwater welding virgin steel Weibull distribution weld metal weld toe welded joints weldment yield strength