Kamar yadda sunan ke nunawa, bututun galvanized mai sanyi shine bututun ƙarfe da aka lulluɓe da Layer na zinc akan bangon waje na bututun ƙarfe ta hanyar electro galvanizing.Wannan hanyar magani ta bambanta da ka'idar zafi galvanizing, don haka muna kiran shi bututun galvanized mai sanyi.