Nickel irin ni o ni ga iduroṣinṣin ni air, lagbara passivation agbara, le dagba kan gan tinrin passivation fiimu ni air, le koju awọn ipata ti alkali ati acids, ki awọn ọja jẹ chemically idurosinsin ni iṣẹ ati ipilẹ ayika, ko rorun lati discolor, le nikan jẹ oxidized ju 600 lọ℃; Layer plating nickel ni ifaramọ to lagbara, ko rọrun lati ṣubu; Layer plating nickel le ṣe dada ti ohun elo le, le mu ọja yiya resistance ati acid ati alkali resistance resistance, ọja yiya resistance, ipata, iṣẹ idena ipata dara julọ.