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日本神户制钢所已开发出氮化粉末高速度钢,可作为高级切削工具的合金之用。神户制钢成功地将粉末高速钢中的一部分碳以氮加以取代,而使强度及耐磨性大为
Japan’s Kobe Steel has developed nitrided powder high-speed steel, high-grade cutting tools can be used for the alloy. KOBE succeeded in replacing part of the carbon in the powdery high-speed steel with nitrogen, resulting in high strength and wear resistance