Nippon Steel Corporation

Kazuya Ezure

Ryousuke Wake

Takao Saito

Surface treated steel sheets having excellent rust resistance and weldability, suitable for manufacturing various kinds of cans, produced by a process comprising applying 0.2 to 1 g/m.sup.2 of tin coating on a surface of a nickel coated cold rolled steel sheet, applying 0.01 to 0.3 g/m.sup.2 of zinc coating on the tin coating in such an amount that the ratio of the zinc coating amount to the tin coating amount is in a range from 2 to 30% by weight, and heating the coatings to alloy substantially all of the zinc into the tin coating layer with substantially no non-alloyed zinc left on the tin coating.

Thinly tin coated steel sheets having excellent rust resistance and

A differential multilayer-coated steel strip having an excellent corrosion resistance, enamel-adhering property, seam weldability and drawability and being useful for the production of cans, comprising

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Himeji, Japan

Kazuya Ezure