Tool steel composition

Details Tool steel composition Tool steel composition

C - Chemistry, Metallurgy

22

C

C22C 38/30 (2006.01) C21D 1/18 (2006.01) C22C 38/22 (2006.01) C22C 38/24 (2006.01) C21D 1/20 (2006.01)

Patent

CA 2292742

The invention concerns a composition for tool steel comprising, expressed in weight percentages: C: 0.3 - 0.4 %; Cr: 2.0 - 4.0 %; Mo: 0.8 - 3.0 %; V: 0.4 - 1.0 %; W: 1.5 - 3.0 %; Co: 1.0 - 5.0 %; Si: 0 - 1.0 %; Mn: 0 - 1.0 %; Ni: 0- 1.0 %, the rest mainly consisting of iron and unavoidable impurities. The invention also concerns the method for preparing said composition.

L'invention concerne une composition d'acier à outils comprenant, exprimés en pourcentages en poids: C: 0,3-0,4 %; Cr: 2,0-4,0 %; Mo: 0,8-3,0 %; V: 0,4-1,0 %; W: 1,5-3,0 %; Co: 1,0-5,0 %; Si: 0-1,0 %; Mn: 0-1,0 %; Ni: 0-1,0 %; le complément étant principalement constitué de fer et d'impuretés inévitables, ainsi que son procédé de préparation.

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