Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 11, Part 3American Society of Mechanical Engineers, 1992 - Arctic regions |
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Page 286
... range below which no crack growth occurs , can be included in fracture mechanics fatigue crack growth model to account for portions of the applied stress loading which do not cause damage . The model described here combines the stress range ...
... range below which no crack growth occurs , can be included in fracture mechanics fatigue crack growth model to account for portions of the applied stress loading which do not cause damage . The model described here combines the stress range ...
Page 290
... range is then used to calculate an equivalent constant amplitude stress range which is effective for the current crack size and is used in the Paris Law integration . During fatigue crack growth the equivalent constant amplitude stress ...
... range is then used to calculate an equivalent constant amplitude stress range which is effective for the current crack size and is used in the Paris Law integration . During fatigue crack growth the equivalent constant amplitude stress ...
Page 297
... range Mean model - weld angle = 60 deg toe radius 1 mm --- Mean model - q = 0.5 mm Experimental data Stress range = 115 N / mm2 10+ 5 Axial loading R = -1 0.0 0.2 0.4 0.6 Non - dimensional life ( N / N2 ) 0.8 1.0 Fig 10 ( b ) Comparison ...
... range Mean model - weld angle = 60 deg toe radius 1 mm --- Mean model - q = 0.5 mm Experimental data Stress range = 115 N / mm2 10+ 5 Axial loading R = -1 0.0 0.2 0.4 0.6 Non - dimensional life ( N / N2 ) 0.8 1.0 Fig 10 ( b ) Comparison ...
Contents
WELD METAL AND HAZ PROPERTIES | 1 |
ADVANCES IN STEEL AND WELDING | 65 |
Development of HSLA Steel With 80Ksi Yield Strength for Offshore Tubular Applications | 73 |
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amplitude analysis applied assessment austenite axial load base metal behaviour bending bolt bolted joint brace brittle calculated CGHAZ chord composite compression crack depth crack front CTOD curve defects delamination diameter duplex effect elastic elastomer energy equations experimental failure fatigue crack growth fatigue tests ferrite finite element flexelement fracture mechanics fracture toughness fume Geesthacht geometry grain heat affected zone heat input HNBR HSLA Steels hydrogen hyperbaric increase interaction laminate layer metal yield strength method microstructure nitrogen notch obtained Offshore Structures OMAE parameters pipe plastic predictions preferential corrosion pressure procedure properties ratio region shear Shielding gas shown in Figure specimens stainless steels strain stress concentration stress intensity factors stress range surface crack T-joint Table temperature tensile strength tension thermal cycle thickness thread tubes tubular joints underwater values weld toe welded joints weldment wire yield strength zone