Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 10, Part 5American Society of Mechanical Engineers, 1991 - Arctic regions |
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Page 80
... fractured surfaces , % 30 15 0 30 15 15 slag pores undcts hi - low cracks lop ASSESSMENT OF PLASTIC FRACTURE RESISTANCE OF THIN - WALLED PIPELINE GIRTH WELDS WITH LOP AND HI - LOW One of the most common flaws in thin- walled pipe girth ...
... fractured surfaces , % 30 15 0 30 15 15 slag pores undcts hi - low cracks lop ASSESSMENT OF PLASTIC FRACTURE RESISTANCE OF THIN - WALLED PIPELINE GIRTH WELDS WITH LOP AND HI - LOW One of the most common flaws in thin- walled pipe girth ...
Page 118
... Fracture Mechanics ' . 6th International Conference on Fracture , New Delhi , India , December 1984 . 21. J F Kiefner , T C Forte , ' Hydrostatic Re - testing ' . Oil and Gas Journal , 7 and 14 January 1985 . 22. P Hopkins ...
... Fracture Mechanics ' . 6th International Conference on Fracture , New Delhi , India , December 1984 . 21. J F Kiefner , T C Forte , ' Hydrostatic Re - testing ' . Oil and Gas Journal , 7 and 14 January 1985 . 22. P Hopkins ...
Page 170
2.2 Using a fracture mechanics approach Fracture mechanics provide the means to establish a procedure to assess the true state of pipelines incorporating cracks . The basic problem consists of assessing a crack , once detected , and to ...
2.2 Using a fracture mechanics approach Fracture mechanics provide the means to establish a procedure to assess the true state of pipelines incorporating cracks . The basic problem consists of assessing a crack , once detected , and to ...
Contents
Propagation and Diffraction of Cnoidal Waves | 9 |
Dynamic Stresses and Motions of Offshore Pipelines During Laying | 17 |
TimeDevelopment of Scour Induced Free Spans of Pipelines | 25 |
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applied axial base metal brazing cables calculated carbon equivalent chemical composition cnoidal waves coating cooling crack CTOD curve cycle defects developed dew point temperature diameter dynamic tension force effect electrode equation field Figure fitness-for-purpose flaws flow foam forge welding fracture fracture mechanics free span frequency friction welding gas pipeline GMAW Gr.B HAZ hardness heat input hydrocarbon dew point induction heating inner pipe installation insulation internal J-Lay length line pipe linepipe load material maximum measured mechanical properties method microstructure nonlinear offshore pipelines operation ovalization parameters pipe material pipe wall pipeline plate pressure problem procedure propagation PUFI PWHT ratio reeling S-N curves seam weld simulation Specimen steel stress surface T-cross portion tensile strength thermal thermal insulation toughness tube UOE pipe velocity wall thickness water depth water dew point weld metal X80 grade yield strength