Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 18, Part 3American Society of Mechanical Engineers, 2000 - Arctic regions |
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Page 89
Water - cooled copper backing was tried to install full penetration of V - grooved
butt joint . Fundamental experiments by fixed copper backing were carried out to
develop suitable welding condition under water . Mechanized wet underwater ...
Water - cooled copper backing was tried to install full penetration of V - grooved
butt joint . Fundamental experiments by fixed copper backing were carried out to
develop suitable welding condition under water . Mechanized wet underwater ...
Page 90
1 Fixed type copper backing ( a ) prototype backing ( b ) improved type backing (
1 ) normal seting * flux cored wire ( 2 ) MX - 100 ( 1 . 2mm ) ( 3 ) DW - 100 ( 1 .
2mm ) 12amat V - groove mrat V - groove ( c ) used gas ( 1 ) CO2 gas ( 2 ) mixed
...
1 Fixed type copper backing ( a ) prototype backing ( b ) improved type backing (
1 ) normal seting * flux cored wire ( 2 ) MX - 100 ( 1 . 2mm ) ( 3 ) DW - 100 ( 1 .
2mm ) 12amat V - groove mrat V - groove ( c ) used gas ( 1 ) CO2 gas ( 2 ) mixed
...
Page 93
In the case of 60 - degree groove angle for 12mm thick plate with modified
backing strip , good weld was obtained up to welding speed of 20 cm / min . In
the cases for Samt plate , good weld was obtained up to 60cm / min . Sliding
copper ...
In the case of 60 - degree groove angle for 12mm thick plate with modified
backing strip , good weld was obtained up to welding speed of 20 cm / min . In
the cases for Samt plate , good weld was obtained up to 60cm / min . Sliding
copper ...
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Contents
STRUCTURAL INTEGRITY PROCEDURES FOR EUROPE SINTAP | 1 |
I | 7 |
OMAE99MAT2041 | 9 |
Copyright | |
29 other sections not shown
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Common terms and phrases
addition analysis applications approach ASME assessment axial backing base behavior bending brace Charpy compared components composite condition Conference Copyright crack critical CTOD curve cyclic defects deposition depth determined developed distribution effect element energy Engineering equations evaluated experimental factors failure fatigue ferrite fiber Figure fire flux fracture toughness function geometry given heat input impact improve increase initiation International joints length limit loading lower material matrix maximum mean measured mechanical method microstructure molten obtained Offshore operation parameters performance phase pipe plate pool prediction present pressure procedure production properties range ratio reduced region requirements residual stress risers short shown shows SINTAP specimens speed standard steel strain strength structures surface Table temperature tensile thickness titanium tube underwater values weld metal wire yield