Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 9American Society of Mechanical Engineers, 1990 - Arctic regions |
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Page 387
... electrode diameter , electrode extension and electrode polarity on the melting rate of twin- wire submerged - arc - welding process has been studied . It has been shown that the melting rate increases with an increase in the current and ...
... electrode diameter , electrode extension and electrode polarity on the melting rate of twin- wire submerged - arc - welding process has been studied . It has been shown that the melting rate increases with an increase in the current and ...
Page 388
... electrode 2.4 mm electrode Current ( A ) DCEP DCEN DCEP DCEN 500 7.36 8.92 6.83 600 9.74 10.37 8.08 8.82 10.53 700 10.65 12.66 9.62 12.36 800 11.76 15.04 11.60 14.18 Table 2 ( b ) . Results of the present investigation ( single - wire ...
... electrode 2.4 mm electrode Current ( A ) DCEP DCEN DCEP DCEN 500 7.36 8.92 6.83 600 9.74 10.37 8.08 8.82 10.53 700 10.65 12.66 9.62 12.36 800 11.76 15.04 11.60 14.18 Table 2 ( b ) . Results of the present investigation ( single - wire ...
Page 389
... electrode extension , and is inversely proportional to the cross sectional area of the electrode . In a twin - wire process , two arcs operate simultaneously and the welding current is split equally between these electrodes . Thus the ...
... electrode extension , and is inversely proportional to the cross sectional area of the electrode . In a twin - wire process , two arcs operate simultaneously and the welding current is split equally between these electrodes . Thus the ...
Contents
WELDING TECHNOLOGY | 387 |
PROPERTIES OF WELDMENT | 394 |
Progress in the Use of Metal Powder Additions for the Welding of Offshore Structures | 399 |
Copyright | |
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acicular ferrite alloy analysis application austenite bainite base metal carbon equivalent carbon steels cathodic protection Charpy composition corrosion crack tip critical CTOD CTOD tests CTOD values cycle defects distribution effect electrode equation evaluation experimental fabrication fatigue crack ferrite fracture mechanics fracture toughness GC HAZ GMAW grain HAZ toughness heat input HSLA Steels hyperbaric inclusions increase inspection interface J-Integral kJ/mm load lower bound estimates material measured mechanical properties method microstructure node notch obtained offshore structures overmatching parameters performance pipe powder ratio S-N curves sample shows simulation SMAW specimens stainless steel welding strain stress range submerged arc welding surface Table technique tensile panels Test Temperature TMCP steels tubular joints twin-wire ultrasonic underwater underwater welding Weibull Weibull distribution weld deposit weld metal weldability welded joints welding procedures welding process weldments wire yield strength zone