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 77
... flaws inherent in welding processes . The traditional acceptance standards for weld flaws were first developed in terms of what was achievable by welding technology and nondestructive testing coupled with some knowledge of the quality ...
... flaws inherent in welding processes . The traditional acceptance standards for weld flaws were first developed in terms of what was achievable by welding technology and nondestructive testing coupled with some knowledge of the quality ...
Page 79
... flaws in failure origina- tion . Examination is usually limited to flaws visible on fractured surfaces . Blunt flaws , i.e. pores and slag inclusions can be seen much more clearly than planar ones such as cold cracks , and this leads to ...
... flaws in failure origina- tion . Examination is usually limited to flaws visible on fractured surfaces . Blunt flaws , i.e. pores and slag inclusions can be seen much more clearly than planar ones such as cold cracks , and this leads to ...
Page 80
... flaws and their combinations as revealed on the fractured surfaces ( Fig . 3 ) . Analysis shows that occurence of some or other flaws on fractured surfaces is not al- ways adequate to their responsibility for failure . Thus , pores ...
... flaws and their combinations as revealed on the fractured surfaces ( Fig . 3 ) . Analysis shows that occurence of some or other flaws on fractured surfaces is not al- ways adequate to their responsibility for failure . Thus , pores ...
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 |
Copyright | |
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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