Ni-based boride dispersed corrosion wear alloy having age-hardening properties

摘要

PROBLEM TO BE SOLVED: To provide a Ni based boride-dispersed corrosion resistant wear resistant alloy having high corrosion resistance to various acids including hydrofluoric acid and high wear resistance and also having age hardenability.;SOLUTION: Provided is a Ni based boride-dispersed corrosion resistant wear resistant alloy having age hardenability, comprising, by mass, 10 to 40% Cr, 10 to 40% Mo, 0.5 to 3.0% B and one or more kinds selected from Al, Ti, Nb and Ta by 0.1 to 5.0% in total, and the balance Ni with inevitable impurities, and satisfying inequality (1): 35≤Cr+1.5(Mo-7B)≤55(1).;COPYRIGHT: (C)2015,JPO&INPIT