Flux-cored wire for gas shielded arc welding

Details Flux-cored wire for gas shielded arc welding Flux-cored wire for gas shielded arc welding

1990-11-28

1992-03-24

Shaw, Clifford C.

Electric heating

Metal heating

Weld rod structure

21914631, B23K 3536

Patent

active

050991035

ABSTRACT:
A flux-cored wire for gas-shielded arc welding comprises a steel sheath and a flux composition filled in the steel sheath. The flux composition is present in an amount of 8 to 25 wt. %, based on the total amount of the steel sheath and the flux composition. The flux composition comprises, based on the total weight of the flux, 10 to 30% of TiO.sub.2, 0.1 to 0.6% of Na.sub.2 O is in the range of 20 to 100:1, 0.01 to 2.0% of a metal fluoride calculated as F, and 0.005 to 0.4% of moisture. Bi.sub.2 O.sub.3 may also be included in the composition.

REFERENCES:
patent: 3585352 (1971-06-01), Zvanut
patent: 3805016 (1974-04-01), Soejima et al.
patent: 4349721 (1982-09-01), Mentink et al.
patent: 4465921 (1984-08-01), Sakai et al.

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