Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 3American Society of Mechanical Engineers, 1993 - Arctic regions |
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Page 120
... ferrite . These welds contained from 40 to 80 ppm boron and between 400 to 800 ppm titanium as shown in Fig- ure 1. Titanium additions produced inclusions that acted as nucleation sites for acicular ferrite . Boron , on the other hand ...
... ferrite . These welds contained from 40 to 80 ppm boron and between 400 to 800 ppm titanium as shown in Fig- ure 1. Titanium additions produced inclusions that acted as nucleation sites for acicular ferrite . Boron , on the other hand ...
Page 125
... ferrite increases to a maximum . The weld met- al hardness at the maximum acicular ferrite content is around 28 to 29 Rc . Further increases in Pcm were ob- served to decrease acicular ferrite . The variation of vol- ume fraction of ...
... ferrite increases to a maximum . The weld met- al hardness at the maximum acicular ferrite content is around 28 to 29 Rc . Further increases in Pcm were ob- served to decrease acicular ferrite . The variation of vol- ume fraction of ...
Page 235
... ferrite grain boundaries and that ferrite grain size in the as - received materials is a good indi- cator to characterize the extent of ferrite - to- austenite transformation . During heating , TIN , ( Ti , V ) N , AIN , and VN pre ...
... ferrite grain boundaries and that ferrite grain size in the as - received materials is a good indi- cator to characterize the extent of ferrite - to- austenite transformation . During heating , TIN , ( Ti , V ) N , AIN , and VN pre ...
Contents
HIGH STRENGTH STEELS FOR OFFSHORE | 189 |
WELDING CONTROL | 265 |
APPLICATIONS OF GRP OFFSHORE | 279 |
Copyright | |
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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 evaluation fabrication factor ferrite finite element firewater flange fracture fracture mechanics GRE pipe heat input high strength steels HSLA HSLA steels hydrogen increase 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