Anticorrosion zinc based coating material

Details Anticorrosion zinc based coating material Anticorrosion zinc based coating material

1975-01-08

1976-11-23

Rutledge, L. Dewayne

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

291965, 427433, C22C 1800

Patent

active

039934829

ABSTRACT:
A zinc based coating material useful for protecting ferrous surfaces against corrosion, also including magnesium, aluminum and chromium, wherein the percentage rato Mg/Al is between 1.5 and 5, the percentage ratio Cr/Mg is comprised between 0.03 and 0.2 and the amount of magnesium is between 1% and 5% by weight.

REFERENCES:
patent: 3137642 (1964-06-01), Johns
patent: 3245765 (1966-04-01), Lawson
patent: 3505042 (1970-04-01), Sievett et al.
patent: 3505043 (1970-04-01), Lee et al.

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