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 63
... plate rolling process for two types of X80 pipe . The mass production results of approximately one thousand metric tons are also introduced . INTRODUCTION As higher strength UOE pipe with thinner wall thickness enables to reduce total ...
... plate rolling process for two types of X80 pipe . The mass production results of approximately one thousand metric tons are also introduced . INTRODUCTION As higher strength UOE pipe with thinner wall thickness enables to reduce total ...
Page 64
... plate is determined based on such properties as , Tensile strength of the plate and weldment Notch toughness of Heat Affected Zone ( HAZ ) Field weldability Tensile strength of plate . It is already known . that the addition of niobium ...
... plate is determined based on such properties as , Tensile strength of the plate and weldment Notch toughness of Heat Affected Zone ( HAZ ) Field weldability Tensile strength of plate . It is already known . that the addition of niobium ...
Page 86
... plate ACC plate CR plate CR plate 400 0.20 0.30 0.40 Ceq = C + Mn / 6 + ( Cr + Mo + V ) / 5 + ( Ni + Cu ) / 15 ( % ) 1 ) CR ACC O C - Mn steel 0.50 AA : Nb- ( V , No , Ni ) steel O : Nb - B- ( Ni ) steel 2 ) Plate thick : 16 ~ 25mm Fig ...
... plate ACC plate CR plate CR plate 400 0.20 0.30 0.40 Ceq = C + Mn / 6 + ( Cr + Mo + V ) / 5 + ( Ni + Cu ) / 15 ( % ) 1 ) CR ACC O C - Mn steel 0.50 AA : Nb- ( V , No , Ni ) steel O : Nb - B- ( Ni ) steel 2 ) Plate thick : 16 ~ 25mm Fig ...
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