Cov hauv paus
Dab tsi yog Stainless Hlau Passivation, thiab Vim Li Cas Nws Tseem Ceeb?
Stainless hlau muaj npe nrov rau nws cov kev tiv thaiv corrosion, tab sis cov cuab yeej no tsis muaj nyob hauv- nws tso siab rau ib txheej nyias, tsis pom oxide hu ua "passive film" uas tsim rau ntawm nws qhov chaw thaum raug oxygen. Txawm li cas los xij, cov yeeb yaj kiab no tuaj yeem raug puas tsuaj thaum tsim khoom, tuav, lossis siv txhua hnub, ua rau cov hlau tsis zoo rau xeb, staining, thiab pitting. Passivation yog tus txheej txheem ntawm kev kho dua tshiab thiab txhim kho cov txheej txheem tiv thaiv no, kom ntseeg tau tias cov hlau tsis muaj steel tuav nws cov kav ntev thiab zoo nkauj dua lub sijhawm. Tsis zoo li lwm yam kev kho hlau, passivation tsis hloov cov hlau qhov ntev los yog cov tsos; Hloov chaw, nws ntxiv dag zog rau nws cov txheej txheem tiv thaiv ntuj. Rau cov tswv tsev, passivation yog qhov tshwj xeeb tshaj yog muaj txiaj ntsig rau cov khoom siv hlau tsis zoo xws li cov khoom siv hauv chav ua noj, cov khoom siv sab nraum zoov, cov cuab yeej, thiab cov khoom siv kho mob, vim nws txuas lawv lub neej ntev thiab txo qhov xav tau kev tu thiab tu. Yog tsis tsim nyog passivation, txawm siab - zoostainless hlautuaj yeem degrade ntxov ntxov, tshwj xeeb tshaj yog nyob rau hauv ib puag ncig hnyav xws li cov ntug hiav txwv dej (tshwj xeeb rau cov dej ntsev) lossis chav ua noj (kua rau cov khoom noj acidic thiab tshuaj ntxuav).
Myths vs. Facts About Home Stainless Steel Passivation
Muaj ntau qhov kev xav tsis zoo nyob ib puag ncig stainless hlau passivation, tshwj xeeb tshaj yog hais txog nws qhov ua tau nyob hauv tsev. Ib qho lus tsis txaus ntseeg yog tias passivation yuav tsum muaj kev lag luam - cov khoom siv qib lossis cov tshuaj lom neeg, ua rau cov tswv tsev ua tsis tau zoo. Lwm cov lus dab neeg yog tias stainless hlau "yeej tsis xeb," yog li passivation tsis tsim nyog. Nyob rau hauv qhov tseeb, thaum stainless hlau yog corrosion-resistant dua lwm yam hlau, nws passive zaj duab xis tuaj yeem cuam tshuam los ntawm khawb, puas, los yog raug rau cov khoom corrosive, ua rau cov pob zeb xeb (lub npe hu ua "tea staining" lossis pitting). Qhov tseeb yog tias tsev passivation tsis yog tsuas yog ua tau tab sis kuj siv tau, tshwj xeeb tshaj yog nrog cov cuab yeej thiab cov ntaub ntawv zoo -feem ntau yog, stainless hlau passivation paste. Cov khoom lag luam tshwj xeeb no tau tsim los ua tus neeg siv- tus phooj ywg, tsis yog - tshuaj lom (thaum siv raws li qhia), thiab siv tau zoo rau kev kho cov yeeb yaj kiab tsis zoo ntawm cov qib stainless hlau feem ntau (xws li 304 thiab 316). Lwm qhov tseeb yog tias passivation tsis yog ib zaug -txheej txheem; nws yuav tsum tau rov ua dua ib ntus, tshwj xeeb tshaj yog tom qab siv hnyav los yog thaum pom cov tsos mob tshwm sim, kom muaj kev tiv thaiv zoo.
Stainless hlau Passivation Paste: Tus neeg siv hauv tsev lub cuab yeej zoo tshaj plaws
Stainless hlau Passivation Paste yog dab tsi, thiab Nws Ua Haujlwm Li Cas?
Stainless hlau passivation muab tshuaj txhuam yog cov khoom tuab, creamy tsim tshwj xeeb los ua kom yooj yim cov txheej txheem passivation rau cov neeg siv hauv tsev thiab cov ntawv me me -. Tsis zoo li cov kua passivators (uas tuaj yeem ntxhov thiab xav tau daim ntawv thov meej), cov muab tshuaj txhuam ua raws li cov kab ntsug thiab kab rov tav, kom ntseeg tau tias txawm tias muaj kev tiv thaiv thiab lub sijhawm sib cuag nrog cov hlau tsis zoo. Nws cov formulation feem ntau muaj xws li ib tug me me oxidizing tus neeg sawv cev (xws li citric acid los yog nitric acid, nyob rau hauv tsawg concentrations zoo rau siv tsev) thiab thickeners kom nws zoo ib yam. Thaum ua ntawv thov rau cov hlau tsis huv, cov tshuaj muab tshuaj ntxuav cov khoom paug (xws li cov hlau, roj, lossis av) uas tuaj yeem tiv thaiv cov yeeb yaj kiab tsis zoo los ntawm kev tsim. Tom qab ntawd nws txhawb kev tsim cov txheej txheem, ntom oxide txheej los ntawm kev nthuav tawm cov hlau kom tswj oxidation. Tsis zoo li cov khoom siv hluav taws xob hnyav, hauv tsev- siv cov tshuaj nplaum passivation tsis yog- corrosive rau ntawm daim tawv nqaij (thaum siv hnab looj tes) thiab tsis tso pa phem, ua rau nws muaj kev nyab xeeb rau siv nyob rau hauv tej chaw xws li chav ua noj, chaw nres tsheb, los yog patios.
Qhov zoo ntawm Kev Siv Passivation Paste rau Tsev Passivation
Rau cov tswv tsev, passivation muab tshuaj txhuam muaj ntau yam zoo dua lwm txoj kev passivation, ua rau nws yog qhov kev xaiv zoo tshaj plaws rau kev siv hauv tsev. Ua ntej, nws yooj yim heev rau kev thov - tsis tas yuav muaj kev txawj tshwj xeeb lossis khoom siv, tsuas yog txhuam, hnab looj tes, thiab daim ntaub huv. Qhov muab tshuaj txhuam cov tuab tuab txhais tau tias nws tsis ntws los yog khiav, txawm tias siv rau qhov chaw ntsug zoo li ob sab ntawm lub dab dej stainless hlau lossis cov hniav nyiaj hniav kub sab nraum zoov. Qhov thib ob, nws muaj txiaj ntsig zoo rau cov khoom siv stainless hlau feem ntau pom hauv tsev, nrog rau cov dab dej, cov faucets, cookware, cov cuab yeej, rooj tog zaum nraum zoov, thiab khoom siv kho vajtse. Nws ua haujlwm ntawm ob qho tib si tshiab thiab siv stainless hlau: rau cov khoom tshiab, nws tshem tawm cov khoom seem thiab jumpstarts cov yeeb yaj kiab passive; rau cov khoom siv, nws rov ua kom cov yeeb yaj kiab puas thiab tshem tawm cov xeb lossis cov stains uas twb muaj lawm. Thib peb, nws muaj kev nyab xeeb thiab ib puag ncig tus phooj ywg piv rau kev lag luam passivators. Feem ntau hauv tsev- siv cov pastes yog dej-raws li, tsis yog- tshuaj lom, thiab tsis muaj tshuaj hnyav xws li siab -concentration nitric acid, txo qhov kev pheej hmoo ntawm kev raug mob lossis kev puas tsuaj rau thaj chaw ib puag ncig. Thaum kawg,passivation muab tshuaj txhuamyog tus nqi -zoo-ib lub raj lossis lub thawv tuaj yeem kho ntau yam khoom, ua rau nws pheej yig dua li cov kev pabcuam kev ua haujlwm.
Hom Passivation Paste: Xaiv qhov zoo rau koj xav tau
Tsis yog txhua qhov passivation pastes yog tib yam, thiab xaiv qhov yog nyob ntawm seb hom stainless hlau koj tau kho thiab qib ntawm kev sib kis lossis kev puas tsuaj. Ob hom kev siv ntau tshaj plaws hauv tsev- siv cov tshuaj passivation yog citric acid-raws li thiab nitric acid-raws li (hauv cov ntsiab lus qis). Citric acid-raws li pastes yog qhov nrov tshaj plaws rau kev siv hauv tsev vim tias lawv yog me me, nyab xeeb dua, thiab ntau tus phooj ywg ib puag ncig. Lawv zoo tagnrho rau kev kho mob 304 stainless hlau (qib feem ntau hauv cov khoom hauv tsev xws li cov dab dej thiab cov khoom siv ua noj) thiab muaj txiaj ntsig zoo rau kev tshem tawm cov teeb pom kev tsis zoo. Nitric acid-raws li pastes muaj zog me ntsis thiab zoo dua rau 316 stainless hlau (siv rau sab nraum zoov los yog ntug hiav txwv daim ntaub ntawv, raws li nws yog ntau corrosion{11}}resistant) los yog cov khoom uas hnyav hnyav (xws li cov cuab yeej raug cov roj los yog hlau hais). Nws yog ib qho tseem ceeb uas yuav tsum tau kuaj xyuas cov khoom lag luam kom paub tseeb tias qhov muab tshuaj yog sib xws nrog koj qib stainless hlau - siv hom tsis raug tuaj yeem ua tsis tau zoo lossis, qee zaus, ua rau cov hlau puas. Qee cov pastes kuj muaj xws li xeb inhibitors lossis polishing agents, uas tuaj yeem txhim kho cov hlau zoo li thaum nws dhau mus, ua rau lawv xaiv zoo rau cov khoom zoo nkauj stainless hlau xws li faucets lossis cov khoom siv sab nraum zoov.
Kauj ruam-los ntawm- Cov kauj ruam qhia rau Passivating Stainless hlau hauv tsev nrog muab tshuaj txhuam
Npaj Cov Hlau Stainless Deg: Qhov tseem ceeb rau kev ua tiav Passivation
Kev npaj saum npoo kom zoo yog qhov tseem ceeb rau kev ua haujlwm zoo -txawm tias qhov zoo tshaj plaws passivation paste tsis tuaj yeem ua haujlwm yog tias qhov chaw muaj cov roj, av, hlau, lossis xeb uas twb muaj lawm. Pib los ntawmntxuavcov khoom stainless hlau kom huv si nrog ib tug me me detergent los yog stainless hlau nqus tsev vacuum thiab dej sov. Siv cov ntaub mos muag los yog daim txhuam cev los txhuam qhov chaw, ua tib zoo saib xyuas cov crevices, fab, thiab cov chaw uas pom muaj stains lossis xeb. Tsis txhob siv cov tshuaj abrasive (xws li cov ntaub plaub, cov ntaub so ntswg, lossis tshuaj dawb) vim lawv tuaj yeem khawb qhov chaw thiab ua rau cov yeeb yaj kiab tsis zoo ntxiv. Tom qab ntxuav, yaug cov khoom kom huv si nrog dej huv kom tshem tawm cov tshuaj detergent residue. Tom ntej no, qhuav qhov chaw kom qhuav nrog lint -dawb daim ntaub- noo noo tuaj yeem cuam tshuam cov kab mob thiab tiv thaiv kom tsis txhob ua kom zoo. Yog tias muaj qhov pom xeb lossis cov hlau tsis zoo, siv cov hlau tsis muaj steelxeb tshem tawm(tshaj nrog passivation paste) kom tshem tawm lawv ua ntej yuav mus. Rau cov khoom uas muaj kab mob hnyav (xws li cov cuab yeej qub lossis cov rooj tog zaum sab nraum zoov), koj yuav tsum tau rov ua cov txheej txheem ntxuav kom huv si thiab qhuav.
Siv Passivation Paste: Cov txheej txheem kom tau txais txiaj ntsig zoo
Thaum lub npoo yog huv si thiab qhuav, nws yog lub sij hawm mus thov cov passivation paste. Pib los ntawm kev tso ob lub hnab looj tes roj hmab los tiv thaiv koj txhais tes (txawm tias cov tshuaj nplaum me me tuaj yeem ua rau tawv nqaij nrog kev sib cuag ntev). Siv cov txhuam txhuam kom huv si (cov txhuam txhuam los yog txhuam txhuam ua haujlwm zoo) los siv cov tuab, txawm tias txheej paste rau ntawm stainless hlau nto. Xyuas kom tag nrho cov saum npoo yog npog- tsis txhob tawm qhov khoob lossis qhov nyias nyias, vim qhov no yuav ua rau muaj qhov tsis sib xws. Rau qhov chaw ntsug, muab tshuaj txhuam los ntawm sab saum toj mus rau hauv qab kom tsis txhob ntog. Qhov pom zoo tuab ntawm txheej txheej yog feem ntau 1-2 millimeters, tab sis xyuas cov khoom qhia rau cov lus qhia tshwj xeeb. Thaum ua ntawv thov, tso cai rau muab tshuaj los zaum ntawm qhov chaw rau lub sijhawm pom zoo - qhov no txawv ntawm cov khoom tab sis feem ntau yog nyob nruab nrab ntawm 10 thiab 30 feeb. Tsis txhob cia cov tshuaj txhuam kom qhuav tag rau ntawm qhov chaw, vim qhov no tuaj yeem ua rau nws nyuaj rau tshem tawm thiab tuaj yeem tawm ntawm qhov seem. Yog tias cov tshuaj txhuam pib qhuav thaum lub sijhawm nyob hauv, koj tuaj yeem ua rau nws maj mam nrog dej kom nws noo. Tsis txhob kov lossis cuam tshuam qhov muab tshuaj thaum nws ua haujlwm, vim qhov no tuaj yeem cuam tshuam cov txheej txheem oxidation.
Tshem tawm Cov Tshuaj Txhuam Hniav thiab Post-Passivation Care
Tom qab lub sijhawm nyob hauv lub sijhawm dhau mus, nws yog lub sijhawm los tshem tawm passivation paste. Siv daim ntaub huv, ntub dej los yog daim txhuam cev los so cov tshuaj txhuam hniav hauv ib qho kev sib tw, ncig. Yaug cov ntaub los yog daim txhuam cev ntau zaus nrog dej huv kom tsis txhob kis cov kab mob rov qab mus rau qhov chaw. Thaum feem ntau ntawm cov tshuaj tau muab tshem tawm, yaug tag nrho cov khoom kom huv si nrog dej sov kom tsis txhob muaj cov khoom seem ntxiv -cov residue tuaj yeem nyiam cov av thiab tiv thaiv cov zaj duab xis passive los ntawm kev tsim tag nrho. Tom qab yaug, qhuav qhov chaw tam sim ntawd nrog lint -dawb ntaub los tiv thaiv cov dej. Thaum qhuav lawm, tshuaj xyuas qhov chaw rau txhua qhov chaw uas yuav tsis nco qab lawm -nrhiav cov xim tsis sib xws, cov stains tseem tshuav, lossis cov kab xeb. Yog tias koj pom muaj teeb meem, rov muab cov tshuaj txhuam rau cov chaw ntawd thiab rov ua cov txheej txheem. Tom qab passivation, nws yog ib qho tseem ceeb uas yuav tsum tau saib xyuas cov hlau tsis zoo kom tswj tau cov zaj duab xis passive. Tsis txhob siv abrasivecov neeg ntxuavlos yog cov cuab yeej, thiab ntxuav qhov chaw tsis tu ncua nrog tshuaj ntxuav tes thiab dej sov. Rau cov khoom siv sab nraum zoov, xav txog kev siv cov khoom tiv thaiv stainless hlau (tshaj nrog cov khoom siv passivated) txhawm rau txhim kho corrosion ntxiv.