Txoj kev yooj yim rau kev txheeb xyuas 304 thiab 201 stainless hlau daim hlau

Txoj kev yooj yim rau kev txheeb xyuas 304 thiab 201 stainless hlau daim hlau

304 stainless hlau phaj feem ntau yog siv rau cov txheej sab hauv (piv txwv li hauv kev sib cuag nrog dej) vim nws zoo heev corrosion kuj, thaum 201 stainless hlau phaj tsis tuaj yeem siv cov txheej sab hauv vim tsis zoo corrosion thiab feem ntau siv rau txheej txheej. insulated dej tank. Txawm li cas los xij, 201 yog pheej yig dua li 304 thiab feem ntau siv los ntawm qee cov tub lag luam uas tsis paub zoo los ua tus 304. Stainless hlau dej tso tsheb hlau luam ua los ntawm 201 stainless hlau daim hlau muaj lub neej ua haujlwm luv luv thiab feem ntau tuaj yeem corroded los ntawm dej hauv 1-2 xyoo, tawm ntawm kev nyab xeeb rau cov neeg siv.

Nov yog qee txoj hauv kev yooj yim los txheeb xyuas ob yam khoom no:

1. Lub 304 thiab 201 stainless hlau daim hlau siv nyob rau hauv stainless hlau dej tank feem ntau muaj ib tug matte nto. Yog li peb txheeb xyuas nws los ntawm kev saib ntawm qhov muag liab qab thiab kov nws nrog peb txhais tes. 304 stainless hlau daim hlau muaj ib tug zoo luster thiab ci rau ntawm qhov muag liab qab, thiab yog du los ntawm tes; Cov xim ntawm 201 stainless hlau phaj yog npub thiab tsis muaj luster, thiab nws xav tias ntxhib thiab tsis du rau qhov kov.

Tsis tas li ntawd, ntub koj txhais tes nrog dej thiab kov ob hom stainless hlau phaj cais. Tom qab kov, cov dej stains thiab cov ntiv tes ntawm lub phaj 304 yog qhov yooj yim rau kev tshem tawm, thaum lub phaj 201 tsis yooj yim rau lwv.

2. Siv lub tshuab polishing los txhim kho lub log sib tsoo thiab maj mam txhuam ob hom phaj. Thaum polishing, cov nplaim taws ntawm 201 phaj ntev dua, tuab dua, thiab ntau dua, thaum qhov tsis sib xws, cov nplaim taws ntawm 304 phaj yog luv dua, thinner, thiab tsawg dua. Thaum polishing, lub zog yuav tsum yog lub teeb, thiab ob hom polishing rog yuav tsum zoo ib yam rau kev sib txawv yooj yim.

3. Siv stainless hlau pickling muab tshuaj txhuam rau ob hom stainless hlau phaj cais. Tom qab 2 feeb, saib cov xim hloov ntawm cov hlau tsis muaj steel ntawm qhov chaw thov. Cov xim hloov xim dub rau 201, thiab hloov xim dawb lossis tsis hloov xim rau 304

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