Method for producing iron or iron alloy powders having a low...

Details Method for producing iron or iron alloy powders having a low... Method for producing iron or iron alloy powders having a low...

C - Chemistry, Metallurgy

22

C

75/155

C22C 1/04 (2006.01) B22F 1/00 (2006.01) C22C 33/02 (2006.01)

Patent

CA 1055737

Abstract of the Disclosure Iron or iron alloy powders having a low oxygen content to be used for powder metallurgy are produced by subjecting iron or iron alloy powder materials having an oxygen content of not more than 8% by weight and a total carbon amount including carbon alloyed in said powders being not more than 6% by weight corresponding to the oxygen content to an induction heating under a relative density of 5-65% based on a density of the molding steel of said powders by means of an alternating current of 50 cycles-1 megacycle to heat said powders at a temperature of 750-1,400°C to effect reduction rapidly.

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