Kev kho deg saum npoo hlau yog ib kauj ruam tseem ceeb los xyuas kom lawv lub neej ntev thiab kev ua tau zoo nyob rau hauv ntau yam kev pab cuam tshuam rau cov kab hlau ua ke:
1.}}} tu
Kev tu yog thawj kauj ruam nyob rau hauv kev kho mob saum npoo av, av thiab cov neeg ntxuav tawm los ntawm kev kho kom huv si rau kev kho deg tom ntej.
2.} pickling
Pickling yog ib txoj kev siv tshuaj lom neeg uas tshem cov xeb thiab cov khoom siv acidic (xws li cov kua qaub hlau)
3. twj rust tshem tawm
Cuab Yeej Roj Ntsig cuam tshuam nrog kev sib tsoo ntawm cov npoo hlau manually los yog siv cov khoom siv hlau kom dhau los yog muaj xeb ua kom tiav cov khoom siv xeb (li sa2) .
4.}} tua blasting
Txhaj Tshuaj Blasting yog txoj kev kho lub cev uas siv cov yeeb nkab uas muaj kev sib tw ntawm cov kav hlau los tshem tawm (Oxides
5. sand blasting
Blasting yog zoo li txhaj tshuaj blasting, tab sis siv compressed huab cua ua cov nplaum {}} Cov txheej txheem sib tw ntawm kev kho kom zoo rau kev kho cov dej khov ntawm qhov loj ntawm cov kav dej loj {}}
{{0 {}} thauj tog rau nkoj txawv qhov tob
Thauj nkoj tus qauv qhov tob hais txog lub tshuab ntsuas me me ua kom cov khoom siv hluav taws xob ua kom muaj qhov tob ntawm cov txheej txheem ntawm cov khoom siv hluav taws xob thiab cov yeeb nkab steel {{2}
7. phosphating
Phosphaating yog kev siv tshuaj lom neeg siv tshuaj uas siv phosphating kua los ua cov yeeb nkab tuab nyob rau saum npoo ntawm cov kab hlau ua kom huv si thiab ua rau muaj qee yam kev tawm tsam corrosion.
8. electroplating
Cov Hluav Taws Xob Hluav Taws Xob yog Npog ntawm cov yeeb nkab steel nrog cov yeeb yaj kiab hlau (xws li chinc lossis chromium plating
9.} txau
Txau yog ib txoj kev ntawm cov txheej txheem txau (xws li primers, topcoats thiab cov kua txob) thiab nrawm, thiab corrosion tsis kam {}}
