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Biyo-mareen Bir ah oo Iibinaya Kaarboon C/U Channel
Birta kanaalka galvanized ee kulul ee lagu dhex milmowaxaa loo qaybin karaa birta kanaalka galvanized ee kulul iyo birta kanaalka galvanized ee kulul iyadoo loo eegayo hababka kala duwan ee galvanizing. Qaybaha birta ah ee miridhku ka baxay waxaa lagu dhex shubaa dareeraha zinc ee dhalaalay qiyaastii 440 ~ 460°C si loo sameeyo birta. Lakabka zinc-ka ayaa ku xiran dusha sare ee qaybta si looga hortago daxalka.

