Raws li tau hais dhau los, cov zaj duab xis hla ntawm Galvanized Txheej ntawm Galvanized Steel kav feem feem ntau daj nyob rau hauv ib txwm muaj mob. Txawm li cas los xij, tom qab tom qab ntawm galvanized steel kav teb tau txias hauv dej, tseem muaj cov dej uas txiav txim siab rau saum npoo, uas yog nqa mus rau hauv kev daws teeb meem. Tom qab, qhov no ua rau cov kev daws passivation, txo nws lub siab. Qhov tshwm sim muaj xws li qeeb dua tus nqi qis dua, ib zaj duab xis passus uas tsis tau raws li cov cai, thiab cov xim tsis zoo. Yog li ntawd, nws yog qhov tseem ceeb kom tswj hwm kev xav tsis pub dhau cov txheej txheem txheej txheem. Qhov no yuav tsum tau soj ntsuam cov ntsiab lus ntawm Dichromate (lossis chromate thiab chromic acid) thiab sulfuric acid nyob rau hauv cov kev daws teeb meem. Tsuas yog los ntawm kev ua li ntawd tuaj yeem ua ib zaj duab xis passivation ua kom zoo.
Hloov siab, yog tias muaj ntau dhau ntawm Dichromate (lossis chromate thiab sulric acid) thiab sulretic acid) thiab sulfuric acid) thiab silledpersed nrog ntshav hues, thiab saum npoo yuav tshwm sim ntxhib. Ib qho ntxiv, cov txheej dawb zinc txheej yuav thinned. Yog li ntawd, nruj me ntsis kev tswj hwm ntawm cov kev daws teeb meem yog qhov tseem ceeb tshaj plaws.
