Tilmaamaha badeecada ee caagga ahDhuumaha birta dahaarka lehgudaha iyo dibaddaba

1. Nadaafad, aan sun ahayn, aan wasakhayn, aan microorganism ahayn, hubinta tayada dareeraha

2. U adkaysiga daxalka kiimikada, ciidda iyo daxalka noolaha badda, kala dirida cathodic

3. Habka rakibaadda waa qaan, ku habboon, oo degdeg ah, oo la mid ah isku xirka tuubooyinka galvanized ee caadiga ah

4. Olole aad u daran, oo aan guban karin 300°C

5. Darbiga tuubbadu waa siman yahay, kaas oo hagaajinaya waxtarka gudbinta oo leh nolol dheer