Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 3; Volume 8, Part 3American Society of Mechanical Engineers, 1989 - Arctic regions |
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Page 207
... Pitting Index = Cr + 3Mo + 16N = 32.2 and 34.1 ; 168.3mm OD x 14t mm , PI - 35.8 ) . The nominal chemical compositions are 22Cr - 5.5Ni - 3Mo - 0.15N ( ASTM A790 S31803 , DIN 1.4462 ) . The resistance to pitting corrosion of HAZ was ...
... Pitting Index = Cr + 3Mo + 16N = 32.2 and 34.1 ; 168.3mm OD x 14t mm , PI - 35.8 ) . The nominal chemical compositions are 22Cr - 5.5Ni - 3Mo - 0.15N ( ASTM A790 S31803 , DIN 1.4462 ) . The resistance to pitting corrosion of HAZ was ...
Page 208
... pitting index base metals . It also significantly improved with an increase in the pitting index of the base metal . However , pitting corrosion performance appears to be independent of the welding method . Girth weld joints of high ...
... pitting index base metals . It also significantly improved with an increase in the pitting index of the base metal . However , pitting corrosion performance appears to be independent of the welding method . Girth weld joints of high ...
Page 212
... Pitting BM ** GW C1 -SCC BM GW BM H2S - SCC 0.8SMYS No pitting No pitting No pitting No pitting No cracking No cracking No cracking No cracking No failure BM 0.9SMYS No failure * ** BM : Base metal , GW : Girth weld joint 28 38 571.6 566.1 ...
... Pitting BM ** GW C1 -SCC BM GW BM H2S - SCC 0.8SMYS No pitting No pitting No pitting No pitting No cracking No cracking No cracking No cracking No failure BM 0.9SMYS No failure * ** BM : Base metal , GW : Girth weld joint 28 38 571.6 566.1 ...
Contents
OFFSHORE MECHANICS | 1 |
MATERIALS TECHNOLOGY | 9 |
The Plate Thickness Effect in Fatigue Predictions and Results A Review of Norwegian Work | 21 |
Copyright | |
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alloy aluminum analysis applied Arctic Engineering ASTM austenite axial base metal behaviour bending brace calculated cathodic protection Charpy chord Conference on Offshore corrosion fatigue crack depth crack growth rate crack initiation crack propagation crevice corrosion CTOD da/dN defects developed energy environment equation experimental fabrication fatigue crack growth fatigue strength fatigue test ferrite Figure fillet welds finite element fracture mechanics fracture toughness geometry grade heat input heat treatment HSLA steels increase influence kJ/cm load material mechanical properties Mechanics and Arctic method microstructure notch obtained Offshore Mechanics offshore structures parameters pipe pitting plate thickness predicted procedure PWHT ratio reduced S-N curves seawater Shoralsim shown in Fig solution specimens Steel in Marine strain stress concentration stress intensity factor stress range submerged arc welding surface crack T-joints Table temperature tensile thickness effect tubular joints values weld metal weld profile weld toe weldability welded joints yield strength