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US 2023/0416937 A1Published application
Method of manufacturing a zinc-nickel alloy electroplated steel sheet
AssigneePosco
InventorsMoon-Jae KWON, Jae-Yeong LEE, Su-Young KIM
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Abstract
Provided is a method of manufacturing a zinc-nickel alloy electroplated steel sheet. The method includes operations of: temper rolling a base steel sheet; immersing the temper-rolled base steel sheet in a sulfuric acid bath including nickel sulfate hydrate and zinc sulfate hydrate to form a zinc-nickel plating layer on the base steel sheet; and polishing the zinc-nickel plating layer and processing a hairline pattern.
Claims10
A method of manufacturing a zinc-nickel alloy electroplated steel sheet, comprising operations of:
- temper rolling a base steel sheet;
- immersing the temper-rolled base steel sheet in a sulfuric acid bath including nickel sulfate hydrate and zinc sulfate hydrate to form a zinc-nickel plating layer on the base steel sheet;
- and
- polishing the zinc-nickel plating layer and processing a hairline pattern.
1 more element
Dependencies are inferred from the claim text.