Galvalumegariiradda waa shey aad ugu eg birta Galvanized oo leh iska caabin daxalka ka wanaagsan (ilaa saddex jeer nolosha birta galvanized) sifooyinka sare eeGalvalumegariiradda ayaa ka soo baxda halabuurka gaarka ah (55% Al,43.4% Zn,1.6% Si) ee daahan macdan ah.Codsiyada waxaa ka mid ah alaabta saqafka ah ee saqafka hore ee rinjiyeynta.
Waqtiga boostada: Dec-31-2021