Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 5-6; Volume 8, Parts 5-6American Society of Mechanical Engineers, 1989 - Arctic regions |
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Page 269
... causes of transmission pipeline failures in the course of their testing and service , discus- ses main factors influencing the safety of pipes , parts and welds , and quality require- ments for the latter , as well as quality in ...
... causes of transmission pipeline failures in the course of their testing and service , discus- ses main factors influencing the safety of pipes , parts and welds , and quality require- ments for the latter , as well as quality in ...
Page 270
... causes of failures in each individual member . Statistical data ( 1,2 ) on oil and gas pipeline failures offer the ... caused by the fol- lowing occurences : · 1 • flaws located at end portions of long- itudinal pipe welds ( Fig.3 ) ...
... causes of failures in each individual member . Statistical data ( 1,2 ) on oil and gas pipeline failures offer the ... caused by the fol- lowing occurences : · 1 • flaws located at end portions of long- itudinal pipe welds ( Fig.3 ) ...
Page 282
... caused by formation of coarse grained upper bainite in weld - line . 4 ) After PWHT ( reheating and quenching ) the tensile strength of flash butt welded joints was restored at the base materials , and no softened zones were observed in ...
... caused by formation of coarse grained upper bainite in weld - line . 4 ) After PWHT ( reheating and quenching ) the tensile strength of flash butt welded joints was restored at the base materials , and no softened zones were observed in ...
Contents
PIPELINE DESIGN AND OPERATIONS | 1 |
PIPELINE INDUSTRY OUTLOOK 89 | 69 |
PIPELINE FORCES DYNAMICS AND STABILITY I | 95 |
Copyright | |
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analysis applied assumed bending bottom buckling bundle calculated caused coefficient Conference considered construction cost crack dependent depth determined developed diameter direction displacement effect Engineering equation experiments factor failure field Figure flow forces function geometry given heat horizontal hydrogen included increase indicated initial installation internal length lift force limit load lower material maximum means measured Mechanics metal method monitoring movement natural obtained occur Offshore operation parameters pass pipe pipeline position possible predicted present pressure problem procedure production ratio reduced REFERENCES reliability repair Research resistance response scour seabed separator shown shows simulation soil solution span steel strength stress structural surface Table temperature term tion tool velocity vertical vibration wave weight welding zone