Alloy 625 (UNS N06625) bụ nickel-chromium-molybdenum alloy nwere mgbakwunye niobium. Mgbakwunye nke molybdenum na-arụ ọrụ na niobium iji mee ka matrix alloy sie ike, na-enye ike dị elu na-enweghị ọgwụgwọ okpomọkụ na-ewusi ike. Alloy na-eguzogide ọtụtụ gburugburu ebe obibi na-emebi emebi ma nwee ezigbo nguzogide pitting na crevice corrosion. Alloy 625 na-eji kemịkalụ nhazi, aerospace na mmiri engineering mmanụ & gas, mmetọ akara ngwá na nuklia reactors.