Tool steel

Details Tool steel Tool steel

1975-04-03

1977-07-19

Stallard, W.

Metal treatment

Compositions

Heat treating

C21D 714, C21D 922

Patent

active

040366707

ABSTRACT:
Reduced decarburization production of steel by providing a metallized, e.g., aluminized, adherent removable protective surface coating on the exterior of the steel workpiece prior to heating for hot-working and/or annealing, e.g., of the semi-finished billet, and metallized coating products thereby fabricated.

REFERENCES:
patent: 1127072 (1915-02-01), Morse
patent: 3031330 (1962-04-01), Hornick et al.
patent: 3344817 (1967-10-01), Connard
patent: 3527624 (1970-09-01), Biretta et al.
patent: 3850699 (1974-11-01), Gierek et al.
patent: 3959028 (1976-05-01), Jackson

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