Zincalume karfe nada shafi abun da ke ciki ne 55% aluminum, 43.4% da kuma 1.6% silicon warke a 600 ℃. Zinalume karfe nada (bobina de galvalume) yana da kwazazzabo azurfa-fari surface.
Ana amfani da coils na Galvalume a cikin gine-gine, masana'antar haske, motoci, kayan aikin gida, kayan lantarki, noma, kiwo da kifi, marufi da sauran masana'antu.Yawan amfani da shi sassa biyu ne: kayan masarufi galvalume karfe da farantin galvalume coils.A cikin 'yan shekarun nan, motoci, gine-gine, na'urorin gida da sauran masana'antu na kasar Sin sun samu saurin bunkasuwa wajen neman kayayyakin amfanin gona, musamman tare da saurin bunkasuwar gine-ginen hasken wutar lantarki, da karuwar yawan motoci a kowace shekara, da shaharar kayayyakin amfanin gida, da hadin gwiwa. ana fitar da kamfanoni, na’urorin lantarki na gabaɗaya, da kuma ɗimbin kayayyakin lantarki zuwa ƙasashen waje, ta yadda yawan amfani da coils na galvalume/aluzinc ya ƙaru cikin sauri.Samar da samfuran galvalume a cikin gida ya haɓaka cikin sauri a cikin 'yan shekarun nan.