| abstract |
Lead-base alloy, hot-dip coating of articles of iron, iron-base alloys, copper and copper-base alloys is accomplished, with improved hardness, corrosion resistance and appearance, using as a coating alloy one of the following (a), (b), (c) and (d): A. AN ALLOY CONTAINING 0.01-5.0 PERCENT BY WEIGHT OF ARSENIC, THE BALANCE BEING LEAD METAL, B. AN ALLOY CONTAINING 0.01-5.0 PERCENT BY WEIGHT OF ARSENIC AND 0.1-3.0 PERCENT BY WEIGHT OF TIN, THE BALANCE BEING LEAD METAL, C. AN ALLOY CONTAINING 0.01-5.0 PERCENT BY WEIGHT OF ARSENIC AND 0.1-10.0 PERCENT BY WEIGHT OF ANTIMONY, THE BALANCE BEING LEAD METAL, AND D. AN ALLOY CONTAINING 0.01-5.0 PERCENT BY WEIGHT OF ARSENIC, 0.1-10.0 PERCENT BY WEIGHT OF ANTIMONY AND 0.1-3.0 PERCENT BY WEIGHT OF TIN, THE BALANCE BEING LEAD METAL. |