Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 3American Society of Mechanical Engineers, 1990 - Arctic regions |
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Page 289
... initial damage a ; = aNDT will not grow to critical size during service use . The basic premise in arriving at an initial crack size is the as- sumption that the as - fabricated structure contains flaws of a size just smaller than the ...
... initial damage a ; = aNDT will not grow to critical size during service use . The basic premise in arriving at an initial crack size is the as- sumption that the as - fabricated structure contains flaws of a size just smaller than the ...
Page 291
... INITIAL DEFECTS 0.4 0.6 1.0 1.5 2.0 NORMAL STRESS / NOMINAL P.STRESS 0.5 1.0 2.5 INITIAL CRACK DEPTH . A [ mm ] ༔ Z T 3 · S 0.0 ° 0.0 0.2 0.4 1.0 0.6 0.8 NORMALISED DEPTH , X / T Figure 3 : Through the thickness stress distribution at ...
... INITIAL DEFECTS 0.4 0.6 1.0 1.5 2.0 NORMAL STRESS / NOMINAL P.STRESS 0.5 1.0 2.5 INITIAL CRACK DEPTH . A [ mm ] ༔ Z T 3 · S 0.0 ° 0.0 0.2 0.4 1.0 0.6 0.8 NORMALISED DEPTH , X / T Figure 3 : Through the thickness stress distribution at ...
Page 394
... Initial force End preparation End preparation Weld displacement ( Based on parent strength ) Electrode spacing Pulse shaping With these basic control parameters set to rough values based on previous data , initial test welds are ...
... Initial force End preparation End preparation Weld displacement ( Based on parent strength ) Electrode spacing Pulse shaping With these basic control parameters set to rough values based on previous data , initial test welds are ...
Contents
ADVANCED COMPOSITES | 1 |
The Use of GRP Materials in Platform Topsides Construction and the Regulatory Implications | 15 |
Low Cost Manufacturing Technology for FireResistant Phenolic Matrix Composites | 21 |
Copyright | |
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applied as-welded ASTM axial load behaviour bending brace calculated components Composite Materials compression concrete Conoco Inc corrosion rate crack depth crack propagation CTOD cycles damage delamination developed elastomer Engineering experimental failure fatigue design fatigue limit fatigue strength fatigue tests finite element analysis forged nodes fracture mechanics fracture toughness geometry hot spot stress intersection laminate Marine matrix maximum mean stress method mode modulus nominal notch obtained offshore structures parameters performance pipe plate thickness platform pre-load predicted pressure principal stress properties pultrusion ratio rebar reinforcement resin resistance ring stiffened riser rubber S-N curve seal shear stress shell elements shown in Figure specimens steel stiffness strain stress analysis stress concentration stress concentration factor stress intensity factor stress range surface crack T-joint Table technique tensile tension thickness effect threaded joint tube tubular joints weld profile weld toe welded joints yield strength zone