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 67
... wall thickness pipe and 16.9mm wall thickness pipes . Fig.11 shows microstructures of the trial pipes . Microstructure of both pipes consists of fine ferrite and bainite . Elongated ferrite is observed in thinner wall pipe and bainite ...
... wall thickness pipe and 16.9mm wall thickness pipes . Fig.11 shows microstructures of the trial pipes . Microstructure of both pipes consists of fine ferrite and bainite . Elongated ferrite is observed in thinner wall pipe and bainite ...
Page 94
... Wall thickness Length Continuous 5 coils Max . 1100 ° C Mist jet Laminar flow 16-56 inch Max . 44.5 mm Max . 17.0m WATER COOLING RINGS UO forming SAW Expanding от Sizing Inspection Finishing Fig.1 Manufacturing process of tether pipe ...
... Wall thickness Length Continuous 5 coils Max . 1100 ° C Mist jet Laminar flow 16-56 inch Max . 44.5 mm Max . 17.0m WATER COOLING RINGS UO forming SAW Expanding от Sizing Inspection Finishing Fig.1 Manufacturing process of tether pipe ...
Page 170
... wall thickness if the size of a flaw is greater than 3 times the wall thickness . If the dimension of the flaw is similar to the wall thickness , the threshold will be approximately 70 % of the wall thickness . At best the pig ...
... wall thickness if the size of a flaw is greater than 3 times the wall thickness . If the dimension of the flaw is similar to the wall thickness , the threshold will be approximately 70 % of the wall thickness . At best the pig ...
Contents
Design of the Troll Multiphase Transport System | 1 |
Propagation and Diffraction of Cnoidal Waves | 9 |
Dynamic Stresses and Motions of Offshore Pipelines During Laying | 17 |
Copyright | |
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applied axial base metal brazing cables calculated carbon equivalent chemical composition cnoidal waves coating cooling crack curve cycle defects developed dew point temperature diameter dynamic tension force effect electrode equation failure field Figure fitness-for-purpose flaws flow foam forge welding fracture fracture mechanics free span frequency friction welding gas pipeline glycol GMAW Gr.B HAZ hardness heat input hydrocarbon dew point induction heating inner pipe installation insulation J-Lay length line pipe linepipe load material maximum measured mechanical properties method nonlinear offshore pipelines operation parameters pipe material pipe wall pipeline Pipeline Technology ASME plate pressure problem procedure propagation PUFI PWHT 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