Process for chemical and thermal treatment of steel workpieces

Details Process for chemical and thermal treatment of steel workpieces Process for chemical and thermal treatment of steel workpieces

1985-09-06

1987-03-31

Silverberg, Sam

Coating processes

Immersion or partial immersion

Molten metal or fused salt bath

148 611, C23C 1022

Patent

active

046542370

ABSTRACT:
A process for chemical and thermal treatment of steel workpieces accompanied by the formation thereon of a coating includes diffusive precipitation onto the base metal of the workpiece of an intermetallic compound from a melt of a low-melting-point metal, such as sodium or lithium, at a temperature of from 720.degree. to 820.degree. C. for a duration of time necessary for obtaining a coating layer of required thickness.

REFERENCES:
patent: 3467545 (1969-09-01), Carter
patent: 3481770 (1969-12-01), Lemke

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