Phekolo ea anti-corrosion eaterata letlooengmatlooa ka kakaretso a arotsoe ka mefuta e 'meli: e' ngoe ke ea ho qoela 'me e 'ngoe ke ea hot-dip galvanizing. Phekolo ea ho qoelisoa ha letlooeng la terata ke mokhoa oa ho roala ka polasetiki. Phekolo ea ho qoelisa e arotsoe ka ho qoela ho chesang le ho qoelisoa ho batang ho latela hore na ho futhumatsa hoa hlokahala. Ho ea ka data ea pele ea ho qoelisoa, e ka aroloa ka metsi le phofo. Ts'ebetso e tsamaellanang e arotsoe ka ts'ebetso ea ho qoelisa ka metsi le ts'ebetso ea ho qoelisa phofo. Lisebelisoa tsa ho qoelisa tse batang hangata ke mofuta oa lithupelo. Ho qoelisoa ho chesang hoa hlokahala ho futhumatsoa selemo ho pota. Ka kakaretso lithupelo tse nyane li sebelisa ho qoela le ho qoelisoa ho batang. E ka aroloa ka mebala e mengata: joang bo botala bo lefifi, 'mala o moputsoa joalo-joalo.
Tšebeliso ea li-galvanizing tsa hot-dip bakeng sa letlooeng la terata e ntlafatsoa ho tloha tseleng ea nako e telele ea monyako oa hot-dip. E na le nalane ea lilemo tse 140 ho tloha ha Fora e sebelisa sekontiri se chesang ho sebetsa indastering ka 1836. Leha ho le joalo, indasteri ea ho futhumatsa e nang le metsi a chesang e fihletse tsoelo-pele e kholo ka nts'etsopele e potlakileng ea tšepe e kolobisitsoeng ka serame lilemong tse 30 tse fetileng.
Ts'ebetso ea tlhahiso ea letlapa le chesang-dip galvanized haholo-holo le kenyelletsa: ho lokisetsa boto ea pele → phekolo ea pele ho plating → ho pata ho chesang → phekolo ea morao-rao → tlhahlobo ea lihlahisoa tse felileng, joalo-joalo Ho ea ka tloaelo, mokhoa oa ho futhumatsa o chesang o arotsoe ka mekhahlelo e 'meli: annealing ka ntle ho moeli le phapang ea moeli oa ho pharalla ho ea pele ho plating. Molemo oa ho futhumatsa terata ea hot-dip galvanizing ke hore e na le nako e telele e thibelang kutu, 'me ho ikamahanya le tikoloho e' nile ea e-ba mokhoa o tummeng oa ho thibela ho bola. Hot-dip galvanizing e na le bophelo bo bolelele bo khahlanong le boselamose, empa bophelo bo khahlanong le boselamose bo fapane libakeng tse fapaneng:
Molao-motheo oa hot-dip galvanizing: hloekisa likarolo tsa tšepe, ebe kalafo ea solvent, inela ka har'a mokelikeli oa zinki ka mor'a ho omisoa, tšepe e kopana le zinki e qhibilihisitsoeng ho etsa lesela la zinki e kopantsoeng, mokhoa ona ke: ho hlatsoa-metsi ho hlatsoa-pickling- Thusa plating-drying-hot dip galvanizing-dip-separation. Botenya ba lesela la alloy le galvanized alloy haholo-holo bo ipapisitse le litaba tsa silicon le likarolo tse ling tsa lik'hemik'hale tsa tšepe, sebaka sa tšepe se tšekaletseng, bokaholimo ba tšepe, mocheso oa pitsa ea zinki, nako ea galvanizing, lebelo la ho pholisa, le ho fetoha ha serame.
Nako ea poso: Mar-08-2021