I-Dotelloy B-3 i-nickel-molybdenum ye-Alequy enenkcaso egqwesileyo yokuphambana, i-corosion, kunye noxinzelelo-lube ngaphezulu koxinzelelo lwe-Aloty B-2. Ukongeza, le alloy ye-nickel steel ichaze kakhulu kumgca we-numen kunye nendawo yokuhlaselwa ngobusuku.