Patent ID: 6162275
Filing Date: 2000-12-19
Classification: C21D,C22C

Abstract:
A powder-metallurgically manufactured steel alloy for tools for forming and/or cutting operations, the alloy comprising in weight-%:1.4-1.6 (C+N);max. 0.6 Mn;max. 1.2 Si;3. 5-4.3 Cr;1.5-3 Mo;1.5-3 W, wherein 6<W.sub.eq <9, and W.sub.eq =% W+2.times.% Mo;3.5-4.5 V;max. 0.3 S;max. 0.3 Cu;max. 1 Co; anda total amount of max. 1.0 of Nb+Ta+Ti+Zr+Al, balance essentially only iron, impurities and accessory elements in normal amounts.