Steel strips with corrosion resistant surface layers having good

Details Steel strips with corrosion resistant surface layers having good Steel strips with corrosion resistant surface layers having good

1986-03-28

1987-11-17

Rutledge, L. Dewayne

Stock material or miscellaneous articles

All metal or with adjacent metals

Composite; i.e., plural, adjacent, spatially distinct metal...

428624, 428626, 428628, 428629, 428632, 428659, B32B 1504

Patent

active

047074159

ABSTRACT:
A surface-coated steel strip having improved corrosion resistance as well as a good surface appearance is disclosed. The steel strip comprises a zinc alloy layer plated on the steel strip, and a passive-state layer 0.005 to 1.0 .mu.m thick which is applied on top of the plated zinc layer. A chromate film and/or an organic resin layer may be applied thereon.

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patent: 4216272 (1980-08-01), Clauss
patent: 4252866 (1981-02-01), Matsudo et al.
patent: 4407900 (1983-10-01), Kirihara et al.
patent: 4450209 (1984-05-01), Hara et al.
patent: 4490438 (1984-12-01), Tsuda et al.
patent: 4519878 (1985-05-01), Hara et al.

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