Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 14, Part 3American Society of Mechanical Engineers, 1995 - Arctic regions |
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Page 306
... defect , together with the development of imaging techniques for the profile of defects . These results were compared with the ultrasonic testing or visual inspection of welds , from which the applicability of infrared measurement to ...
... defect , together with the development of imaging techniques for the profile of defects . These results were compared with the ultrasonic testing or visual inspection of welds , from which the applicability of infrared measurement to ...
Page 309
... defect . Therefore , the electric current density in the area by the defect is a little higher than that in the far area from the defect , and it becomes highest at the edges of defect . In the cross section of type A- 2 specimen , low ...
... defect . Therefore , the electric current density in the area by the defect is a little higher than that in the far area from the defect , and it becomes highest at the edges of defect . In the cross section of type A- 2 specimen , low ...
Page 310
... defect size Deviation from defect edge ( mm ) 2 Heating time : 0.2 s Specimen : A - 1 0 0.1 0.2 Time ( s ) 1 0.3 0.4 X Fig.12 Transient change of evaluated defect edges ( length of defect : 10 mm , depth of defect : 8 mm ) opposite side ...
... defect size Deviation from defect edge ( mm ) 2 Heating time : 0.2 s Specimen : A - 1 0 0.1 0.2 Time ( s ) 1 0.3 0.4 X Fig.12 Transient change of evaluated defect edges ( length of defect : 10 mm , depth of defect : 8 mm ) opposite side ...
Contents
FATIGUE GUIDANCE FOR OFFSHORE STRUCTURES | 1 |
VOLUME IA OFFSHORE TECHNOLOGY VOLUME IIIMATERIALS ENGINEERING | 18 |
STRUCTURAL INTEGRITY METHODS FOR WELDED COMPONENTS | 55 |
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analysis applied assessment axial behaviour bending brace calculated cathodic protection Charpy chord crack depth crack growth rate crack initiation crack propagation crack tip CTOD cycles defect deformation developed ductility effect Efthymiou equations evaluation experimental failure fatigue crack growth fatigue guidance fatigue lives fatigue strength fatigue tests Figure finite element finite element analysis fracture mechanics fracture toughness GCHAZ geometry hammer peening high strength steels hydrogen increase Laser welds load material measured method microstructure mismatch mixed mode multiplanar normalised notch obtained offshore structures parameters parametric equations parent plate peening pipe plate thickness predictions procedure ratio region repair residual stress ring-stiffened joints S-N curve sea water seawater shielding gas shown in Fig strain stress concentration stress concentration factor stress intensity factor stress range surface cracks Table tensile TMCP tubular joints tested undermatched values weld metal weld toe welded joints weldment yield strength