Tsari na musamman da fa'idodin halaye:
1. A saman da aka galvanized, tare da high haske, da kyau bayyanar, da kuma karfi lalata juriya (na zaɓi surface jiyya matakai irin su farin zinc plating, launi zinc plating, black phosphating, launin toka phosphating, da kuma nickel plating).
2. Carburized da fushi, taurin saman yana da girma, wanda zai iya kaiwa ko wuce daidaitattun darajar.
3. Fasaha mai ci gaba, ƙananan juzu'i mai jujjuyawa da babban aikin kullewa.