C - Chemistry – Metallurgy – 23 – C
Patent
C - Chemistry, Metallurgy
23
C
C23C 2/26 (2006.01) C23C 22/60 (2006.01) C23C 22/68 (2006.01) C25D 3/02 (2006.01) C25D 5/10 (2006.01) C25D 5/48 (2006.01)
Patent
CA 2175105
A post plating or post coating method for improving formability and weldability properties in sheet steel product having a protective zinc or zinc alloy layer formed on at least one surface thereof. The steps of the method comprise immersing the sheet steel product into a bath containing at least zinc to apply the protective layer, removing the sheet steel product from the bath, the sheet steel product having a protective zinc or zinc alloy layer formed on at least one surface thereof, and applying an alkaline solution to the protective layer to form a zinc oxide layer thereon, the alkaline solution being applied at a location outside the bath.
Fountoulakis Stravros G.
Shastry C. Ramadeva
Wendell Elmer J.
Cameron Norman M.
Isg Technologies Inc.
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