Stock material or miscellaneous articles – All metal or with adjacent metals – Composite; i.e. – plural – adjacent – spatially distinct metal...
Patent
1990-05-11
1991-08-27
Dean, R.
Stock material or miscellaneous articles
All metal or with adjacent metals
Composite; i.e., plural, adjacent, spatially distinct metal...
428656, 428657, 428658, B32B 1500
Patent
active
050432303
ABSTRACT:
Disclosed is a multi-layered zinc-manganese alloy coating electrodeposited on sheet steel. The alloy layer closest to the surface of the sheet steel has a composition of at least 50% manganese while the composition of the other alloy layers farther removed from the surface of the sheet steel have less than 50% manganese.
REFERENCES:
patent: 2637896 (1953-05-01), Nachtman
patent: 4298661 (1981-11-01), Ikeno et al.
patent: 4548868 (1985-10-01), Yonezawa et al.
Zinc-Manganese Alloy Electroplated Steel for Automotive Body, M. Sagiyama et al., S.A.E. Paper #860268 (1986).
Corrosion-Resistant Precoated Steel Sheets for Automotive Body Panels, T. Watanabe et al., World Materials Congress Proceedings (1988).
Electrodeposition of Zinc-Manganese on Steel Strip, M. Sagiyama et al., Plating and Surface Finishings (Nov., 1987).
Jagannathan Vijay
Townsend Herbert E.
Bethlehem Steel Corporation
Dean R.
Iverson John I.
Koehler Robert R.
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