Forming the nitride membrane on the surface where the corrosion resistance which is superior vis-a-vis the melting metal, the component for the melting metal which consists of the sintering alloy which possesses abrasion resistance, the production manner,

摘要

PROBLEM TO BE SOLVED: To provide a member for molten metal having extremely excellent corrosion resistance and parting property to the molten metal and excellent in thermal fatigue characteristic, mechanical characteristic and wear resistance, and its producing method.;SOLUTION: This member is made of Mo₂FeB₂ type double boride base hardening sintered alloy as a base material and formed of stable and close nitride film or oxide film and the nitride film consisting essentially of B, Mo, Fe, Cr and nitrogen on this surface, and used as the member for molten metal.;COPYRIGHT: (C)2003,JPO