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process for electrolytic descaling of a metallic body and its application to alloy steel
process for electrolytic descaling of a metallic body and its application to alloy steel
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机译:体电解除鳞的方法及其在合金钢中的应用
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摘要
A process for descaling a metallic body, wherein the body is immersed in a first electrolyte, and subsequently, in a second electrolyte. The first electrolyte is an aqueous solution having, by weight, at least 60% potassium hydroxide, at least 5% water and no more than 30% potassium nitrate, and a total amount of potassium hydroxide and potassium nitrate of at least 80%. The second electrolyte is an aqueous solution of at least one neutral salt from the group consisting of the chloride, sulfate and nitrate of an alkali metal or ammonium.
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