Tus nqi ntawm kub-dip galvanized steel kav

Piv rau cov kav dej hlau uas tsis tau dhau hot-dip galvanizing, kev pabcuam lub neej ntawm kub-dip galvanized steel kav yog txuas los ntawm qhov nruab nrab ntawm 10 mus rau 15 zaug. Qhov tseem ceeb tshaj plaws nce cov zis ntawm cov kav dej hlau (cov kav dej dub), lub ntsiab lus uas ib lub galvanized steel yeeb nkab yog sib npaug rau cov haujlwm ntawm 10 txog 15 cov kav hlau steel. Yog li ntawd, nws tseem ceeb ntau ntawm cov hlau thiab ntev lifesmans siv thiab cov qauv txheej txheem uas yuav txwv tsis pub yuav raug hloov vim kev ua kom haum. Qhov no cuam tshuam qhov poob los ntawm kev ua haujlwm nres thiab kev kho vaj tse tshwm sim los ntawm qhov yuav tsum tau hloov cov kav hlau. Yog li, tus nqi nyiaj txiag ntawm cov kav hlau hlau tom qab kub-dip Galvanizing yog tsis muaj ntau yam.