Galantsalannannnnel steel steel steel steel steel steel steel steel steel steel steel steel steel circuodal c purlin na siyarwa

GalvanizestelAna amfani da aikace-aikacen na aikace-aikacen tsarin tsari a gine-gine. Mafi yawanciCINAN CINPurlins sune manyan abubuwan haɗin rufin rufin. Raji an tallafa wa purlins ko dai ta hanyar rafters ko gina bango da rufin rufin an dage farawa a kan purlins.