Galvanized steel kav yog siv tsis tau tsuas yog rau cov kais dej xwb tab sis kuj rau thauj cov dej sov, boiling dej, chav, thiab lwm yam xov xwm, uas qhia txawv corrosion los ntawm zinc coatings piv rau cov kais dej txias. Piv txwv li, calcium bicarbonate hauv dej txias yog qhov zoo rau zinc txheej, tab sis nws ua rau muaj teeb meem hauv dej kub. Qhov no yog vim calcium bicarbonate decomposes rau hauv calcium carbonate thiab dawb carbon dioxide thaum rhuab. Yog li ntawd, carbon dioxide thiab huab cua npuas ua raws li zinc txheej, ua rau kom ceev corrosion. Tsis tas li ntawd, cov hlau-zinc muaj peev xwm sib txawv ntawm qhov sib txawv ntawm cov dej kub, ua rau nws yooj yim dua rau cov pa oxygen los ntawm cov zinc txheej, uas tseem ua rau nws cov corrosion.
Corrosion ntawm zinc txheej hauv dej kub
Dec 19, 2024
Xa kev nug
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