Inventors:
Jacob Hyner - Waterbury CT
Robert A. Michelson - Waterbury CT
Assignee:
Whyco Chromium Company Inc. - Thomaston CT
International Classification:
C22C 1300
Abstract:
Bright, tarnish resistant and color stable ternary alloys of about 40 - 90% of tin, about 10 - 50% cobalt and about 1 - 28% of a third metal of Periodic Group II. sub. B, III. sub. B or VI. sub. B. Typical third metals are zinc, cadmium, indium, antimony or chromium. The alloys are electrodeposited from aqueous acidic baths at a temperature of about 50 - 85. degree. C and current density of about 5 - 45 A/ft.