Metal treatment – Compositions – Heat treating
Patent
1989-06-12
1991-07-16
Yee, Deborah
Metal treatment
Compositions
Heat treating
148128, 148 165, 148154, 148156, 266104, 266110, C21D 963
Patent
active
050321919
ABSTRACT:
A method and device for thermally treating at least one carbon steel wire such a way as to obtain a homogenous austenite structure, characterized by the fact that the wire is heated in a tube containing a gas which has practically no forced ventilation, the gas being directly in contact with the wire and the time of heating of the wire being less than 4 seconds per millimeter of diameter of the wire. Pearlitization installation using such a method and device.
REFERENCES:
patent: 3900347 (1975-08-01), Lorenzetti et al.
patent: 4759806 (1988-07-01), Dambre
Compagnie Generale des Etablissements Michelin-Michelin et cie
Yee Deborah
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