Patent ID: 6258147
Filing Date: 2001-07-10
Classification: B22F,C22C

Abstract:
A cemented carbide consisting of 50 to 90 wt-% submicron WC in a hardenable binder phase wherein said binder phase comprise, in addition to Fe, 10-60 wt-% Co, <10 wt-% Ni, 0.2-0.8 wt-% C., Cr, W, Mo and/or V in amounts satisfying the relations2x.sub.C <x.sub.W +x.sub.Cr +x.sub.Mo +x.sub.V <2.5x.sub.Cwhere x denotes mol fraction elements in the binder phase and the following relation for the total Cr content0.03<wt-% Cr/(100-wt-% WC)<0.05