High-toughness atmosphere corrosion resistance flux-cored solder wire and preparation method thereof
An atmospheric corrosion-resistant, flux-cored wire technology, applied in welding equipment, welding media, manufacturing tools, etc., can solve the problems of vehicle steel structure corrosion, large welding spatter, low welding efficiency, etc., and achieve excellent atmospheric corrosion resistance. Reasonable effect of sub-design
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Embodiment 1
[0039] The drug core composition of embodiment 1:
[0040]35.0% rutile, 4.0% quartz sand, 1.5% magnesia, 6.0% aluminosilicate, 3.0% sodium fluoride, 1.5% sodium oxide, 10.0% low carbon ferromanganese, 4.0% ferrosilicon, 5.0% Ni, 4.0% Cr, 2.0% Cu, 3.5% ferro-titanium, a total of 1.5% ferromolybdenum and ferro-vanadium, 19% iron powder.
Embodiment 2
[0041] The drug core composition of embodiment 2:
[0042] 32.0% rutile, 5.0% quartz sand, 2.0% magnesia, 8.0% aluminosilicate, 2.5% sodium fluoride, 2.0% sodium oxide, 9.0% low carbon ferromanganese, 3.5% ferrosilicon, 4.0% Ni, 3.5% Cr, 1.5% Cu, 2.5% ferro-titanium, a total of 1.0% ferromolybdenum and ferro-vanadium, 23.5% iron powder.
Embodiment 3
[0043] The drug core composition of embodiment 3:
[0044] 30.0% rutile, 6.0% quartz sand, 2.5% magnesia, 10.0% aluminosilicate, 2.0% sodium fluoride, 2.5% sodium oxide, 8.0% low carbon ferromanganese, 5.0% ferrosilicon, 4.5% Ni, 4.5% Cr, 2.5% Cu, 3.0% ferro-titanium, a total of 1.5% ferromolybdenum and ferro-vanadium, 18% iron powder.
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