Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 12, Part 3American Society of Mechanical Engineers, 1993 - Arctic regions |
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Page 211
... cooling after controlled - rolling . in- Accelerated cooling after controlled - rolling creases the transformation- strength of steel by strengthening . Therefore , accelerated cooled plates can attain the same level of strength as ...
... cooling after controlled - rolling . in- Accelerated cooling after controlled - rolling creases the transformation- strength of steel by strengthening . Therefore , accelerated cooled plates can attain the same level of strength as ...
Page 233
... cooling cycle . To simulate thermal conditions of most industrial welding proc- esses , samples from each peak temperature were cooled at six different cooling rates ( At8 / 5 = 5 , 10 , 15 , 20 , 40 and 60 seconds ) which corresponded ...
... cooling cycle . To simulate thermal conditions of most industrial welding proc- esses , samples from each peak temperature were cooled at six different cooling rates ( At8 / 5 = 5 , 10 , 15 , 20 , 40 and 60 seconds ) which corresponded ...
Page 236
... cooling rate , At8 / 5 . Indeed , steel A ( low nitrogen steel ) exhibited lower transformation start tem- perature than steel B ( high nitrogen steel ) throughout the entire range of cooling rates . Figures 6 and 7 show sequences of ...
... cooling rate , At8 / 5 . Indeed , steel A ( low nitrogen steel ) exhibited lower transformation start tem- perature than steel B ( high nitrogen steel ) throughout the entire range of cooling rates . Figures 6 and 7 show sequences of ...
Contents
OFFSHORE MECHANICS AND ARCTIC ENGINEERING | 7 |
HIGH STRENGTH STEELS FOR OFFSHORE | 189 |
Weldability of NitrogenEnhanced HSLA Steels | 231 |
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alloy analysis applied argon artificial neural network ASTM austenite austenite grain bainite base metal behaviour bending CGHAZ Charpy composite pipe cooling corrosion crack propagation CTOD curve cycles developed diameter effect elastomer electrodes Engineering ASME 1993 epoxy equation experimental fabrication factor ferrite firewater firewater system flange fracture fracture mechanics GRE pipe heat input high strength steels HSLA HSLA steels hydrogen increase initial installation intumescent kJ/mm load martensite Materials Engineering ASME maximum method microstructure MIRT nitrogen nitrogen steel node notch offshore structures OMAE parameters performance predicted preheat pressure procedures PWHT range reduced S-N curves seal seawater sheave shielding gas shown in Figure simulated SINTEF specimens spool stainless steel strain surface Table Technology temperature tensile test results thickness toughness tubular joints underwater Underwater Welding values weld metal weldability welded joints weldments wet welding wide plate wire yield strength