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 307
... stress intensity factors . Such calculations frequently involve an analysis of semi - elliptical surface cracks in complex non - linear stress fields . One of the methods for calculating stress intensity factors uses weight functions ...
... stress intensity factors . Such calculations frequently involve an analysis of semi - elliptical surface cracks in complex non - linear stress fields . One of the methods for calculating stress intensity factors uses weight functions ...
Page 308
... stress intensity correction factor Y. = √2 σ dAo x Y 11/2 ds ( 4 ) πα PQ AK Y = HS Δους Υπα ( 2 ) The variation of the geometrical Y factor as a function of the crack depth is shown in Figs . 2a and 2b for axially loaded and in - plane ...
... stress intensity correction factor Y. = √2 σ dAo x Y 11/2 ds ( 4 ) πα PQ AK Y = HS Δους Υπα ( 2 ) The variation of the geometrical Y factor as a function of the crack depth is shown in Figs . 2a and 2b for axially loaded and in - plane ...
Page 309
... stress in the near weld region , but sufficiently far from the crack so as ... intensity calculations based on expressions ( 3 ) and ( 4 ) were based on ... factor i.e. calculation of stress intensity factors for decaying nominal stresses ...
... stress in the near weld region , but sufficiently far from the crack so as ... intensity calculations based on expressions ( 3 ) and ( 4 ) were based on ... factor i.e. calculation of stress intensity factors for decaying nominal stresses ...
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