Inert gas for the arc welding of aluminum

Details Inert gas for the arc welding of aluminum Inert gas for the arc welding of aluminum

1996-06-18

1997-03-11

Shaw, Clifford C.

Electric heating

Metal heating

By arc

219 75, B23K 9167

Patent

active

056097832

ABSTRACT:
In arc welding of aluminum using an inert gas, 80 to 250 ppm of N.sub.2 O is added to the inert gas to improve the welding process and the welding result.

REFERENCES:
patent: 4292493 (1981-09-01), Selander et al.
"Shielding gas lowers pollutant emissions", Erik Smars, Welding and Metal Fabrication, vol. 49 (1981), pp. 399-401.

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