High speed steel produced by powder metallurgy approach, method for its production and application (variants)

摘要

The present invention relates to a high speed steel with a chemical composition that comprises, in % by weight: 0.6-2.1 C, 3-5 Cr, 4-14 Mo, max 3 W, max 15 Co, 0.5-4 V, balance Fe and impurities from the manufacturing of the material, which steel is powder metallurgically manufactured and has a content of Si in the range of 0.7 Si 2.