1.umbhobho we-galvanizedunyango lokulwa nokugqwala
Umbhobho ogqunywe nge-galvanized njengomaleko ogqunywe nge-galvanized wombhobho wentsimbi, umphezulu wawo ugqunywe ngomaleko we-zinc ukuphucula ukumelana nokugqwala. Ke ngoko, ukusetyenziswa kwemibhobho egqunywe nge-galvanized kwiindawo zangaphandle okanye ezifumileyo lukhetho olufanelekileyo. Nangona kunjalo, kwezinye iimeko ezikhethekileyo, njengaxa kufakwa imibhobho phantsi komhlaba, imibhobho egqunywe nge-galvanized inokufuna ukuphathwa ngakumbi nge-anti-corrosion coating.
2. Xa umbhobho ugqunywe emhlabeni, kudla ngokuba yimfuneko ukuqwalasela indlela yokuthintela ukugqwala kombhobho ukuqinisekisa ukhuseleko kunye nobomi benkonzo yombhobho. Kwimbhobho egqunywe nge-galvanized, kuba umphezulu wayo ugqunywe nge-galvanized, ibe nefuthe lokulwa nokugqwala ukuya kwinqanaba elithile. Nangona kunjalo, ukuba umbhobho ukwindawo enzima okanye ugqunywe kubunzulu obukhulu, kufuneka unyango olongezelelweyo lokulwa nokugqwala.
3. indlela yokwenza unyango lokulwa nokugqwala
Xa kulungiswe i-anti-corrosion coating yemibhobho egqunyiweyo, ingafakwa ngepeyinti okanye i-coating enokumelana nokugqwala okuhle, ingasongelwa ngeteyipu echasene nokugqwala, kwaye inokuba yi-epoxy-coal asphalt okanye i-petroleum asphalt. Kufuneka kuqatshelwe ukuba xa kusenziwa unyango oluchasene nokugqwala, kuyimfuneko ukuqinisekisa ukuba umphezulu wemibhobho womile kwaye ucocekile ukuqinisekisa ukuba i-coating inokunamathela ngokuqinileyo kumphezulu wemibhobho.
4. Isishwankathelo
Phantsi kweemeko eziqhelekileyo,umbhobho we-galvanizedinefuthe elithile lokulwa nokugqwala kwaye ingasetyenziselwa ngqo ukusetyenziswa ngokungcwatywa. Nangona kunjalo, kwimeko yobunzulu obukhulu bokungcwatywa kwemibhobho kunye nendawo enzima, unyango olongezelelweyo lokulwa nokugqwala luyafuneka ukuze kwandiswe ubomi benkonzo yombhobho. Xa kusenziwa unyango lokulwa nokugqwala, kuyimfuneko ukunaka umgangatho wokugqwala kunye nendawo yokusetyenziswa ukuqinisekisa ukuqina kwefuthe lokulwa nokugqwala kunye nokuzinza kokusebenza.
Ixesha lokuthumela: Sep-22-2023
