Metal sheet with anticorrosive coating
AssigneeKabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
InventorsTakayuki Yamamoto, Hiroo Shige, Takeshi Watase, Masafumi Shimizu
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Abstract
Disclosed herein is a metal sheet with anticorrosive coating which exhibits outstanding corrosion resistance, pitting corrosion resistance, and red rust resistance. It has the anticorrosive coating on at least one side thereof. The anticorrosive coating is formed from an anticorrosive paint which contains a metallic zinc powder and at least one kind of metal salt rust inhibitor. The metal salt is a salt of a metal which is more base than zinc. The metal sheet may be a steel sheet. The metal salt rust inhibitor may be a phosphate or a phosphomolybdate.
Claims10
A metal sheet with anticorrosive coating formed from an anticorrosive paint on at least one side thereof, wherein said anticorrosive paint contains a metallic zinc powder and at least one kind of metal salt rust inhibitor, said metal salt being a salt of a metal which is more base than zinc.
Dependencies are inferred from the claim text.