Feem ntau hais lus, cov chaw tsim khoom tau txiav txim siab cov yam ntxwv ntawm qhov chaw sab nraum zoov thaum lub sijhawm tsim cov laj kab hlau.Hauv kev xaiv cov khoom siv thiab cov txheej txheem, lawv siv zog ua kom muaj kev tiv thaiv xeb, hnav tsis kam, corrosion kuj, thiab tiv thaiv kev raug mob, yog li cov neeg siv tsuas yog yuav tsum tau nrhiav cov tuam txhab paub zoo thaum siv cov laj kab hlau.Tsis txhob npau taws mus yuav qee qhov chaw hlau ntawm qhov tsis zoo.Txhawm rau txuas ntxiv lub neej ntawm cov chaw sab nraum zoov wrought hlau, cov ntsiab lus hauv qab no yuav tsum ua tiav:
1. Tsis txhob ua pob.
Qhov no yog thawj qhov uas yuav tsum tau pom txog cov khoom siv hlau wrought.Wrought hlau cov khoom yuav tsum tau ua tib zoo saib xyuas thaum tuav;qhov chaw uas cov khoom siv hlau raug muab tso rau hauv yuav tsum yog qhov chaw uas cov khoom tawv tsis feem ntau kov;hauv av uas cov khoom siv hlau tau muab tso rau yuav tsum tau khaws cia ncaj nraim.Thaum txhim kho lub guardrail, nws yuav tsum xyuas kom meej tias nws ruaj khov.Yog tias nws shakes tsis ruaj, nws yuav deform lub hlau guardrail lub sij hawm thiab cuam tshuam rau lub neej kev pab cuam ntawm cov hlau guardrail.
2. Tshem tawm cov plua plav tsis tu ncua.
Cov plua plav tawm sab nraud yog ya, tsub zuj zuj ntawm ib hnub, thiab ib txheej ntawm cov plua plav ntab yuav poob rau ntawm cov khoom siv hlau.Nws yuav cuam tshuam cov xim thiab luster ntawm hlau kos duab, thiab tom qab ntawd ua rau kev puas tsuaj ntawm cov hlau kos duab tiv thaiv zaj duab xis.Yog li ntawd, cov chaw sab nraum zoov wrought hlau yuav tsum tau so tsis tu ncua, thiab cov ntaub paj rwb mos feem ntau zoo dua.
3. Ua tib zoo saib cov dej noo.
Yog tias nws tsuas yog cov huab cua sab nraum zoov xwb, koj tuaj yeem tau txais kev ntseeg siab ntawm kev xeb ntawm lub laj kab hlau.Yog tias nws pos huab, siv cov ntaub paj rwb qhuav los so cov dej ntws ntawm cov hlau ua haujlwm;yog tias nws los nag, so cov tee dej kom qhuav hauv lub sijhawm tom qab los nag los.Raws li cov kua qaub nag raging nyob rau hauv feem ntau ntawm peb lub teb chaws, cov dej nag nyob rau hauv cov hlau yuav tsum tau muab tshem tawm tam sim ntawd tom qab los nag.
4. Khaws kom deb ntawm cov kua qaub thiab alkali
Acid thiab alkali yog "tus neeg tua neeg thib ib" ntawm lub laj kab hlau.Yog hais tias lub laj kab hlau tsis raug stained nrog cov kua qaub (xws li sulfuric acid, vinegar), alkali (xws li methyl alkali, xab npum, dej qab zib), tam sim ntawd yaug cov av nrog dej huv, thiab tom qab ntawd so qhuav nrog ib daim ntaub qhuav qhuav. .
5. Tshem tawm xeb
Yog tias lub laj kab hlau wrought yog xeb, tsis txhob siv cov ntawv xuab zeb los xuab zeb ntawm koj tus kheej cov lus.Yog tias xeb me me thiab ntiav, koj tuaj yeem siv cov paj rwb dipped hauv cov roj cav rau cov xeb.Tos ib pliag thiab so nrog ib daim ntaub kom tshem tawm cov xeb.Yog tias xeb tau nthuav dav thiab hnyav dua, koj yuav tsum nug cov kws tshaj lij los kho nws.
Nyob rau hauv luv luv, tsuav yog koj paub qhov kev nkag siab zoo txog kev saib xyuas thiab xyuam xim rau kev tiv thaiv lub laj kab hlau wrought hauv koj lub neej txhua hnub, koj tuaj yeem txuas nws lub neej thiab ua kom koj cov khoom zoo xaiv wrought hlau nrog koj mus ntev.
Post lub sij hawm: Mar-20-2021