Method of improving corrosion resistance of lead and lead alloy

Details Method of improving corrosion resistance of lead and lead alloy Method of improving corrosion resistance of lead and lead alloy

1976-07-19

1978-05-16

Kendall, Ralph S.

Metal treatment

Compositions

Heat treating

106 1421, 148 615R, 427343, C23F 700

Patent

active

040897079

ABSTRACT:
A method of improving the corrosion resistance of a lead or lead alloy coated metal characterized by the step of treating the surface of the coated metal with hydrochloric acid.

REFERENCES:
patent: 2327885 (1943-08-01), Grace et al.
patent: 2438013 (1948-03-01), Tanner
patent: 3879231 (1975-04-01), Watanabe et al.
Field et al., The Chemical Coloring of Metals, D. Van Nostrand Co., 1926, p. 72.
Fishlock, Metal Colouring, Robert Draper Ltd., 1962, pp. 296, 297.

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