Txhua cov qauv hlau siv hauv kev tsim kho yuav tsum muaj kev tiv thaiv kev tiv thaiv ntau yam ib puag ncig, thiab ua ntej ntawm tag nrho, tiv thaiv corrosion. Cov ntaub ntawv dab tsi yog siv rau qhov no? Xav paub ntxiv.
cov ntaub ntawv dav dav
Corrosion yog txheej txheem lub cev thiab tshuaj lom neeg uas cov hlau cuam tshuam nrog ib puag ncig. Thaum cov tshuaj tiv thaiv no, cov khoom ntawm cov khoom hloov pauv. Raws li cov txheej txheem zoo li no, nws pib tawg.
Anti-corrosion tiv thaiv txheej
Lawv siv los kho cov khoom kom tiv thaiv kom tsis txhob tawg. Anti-corrosion txheej, nthuav tawm nyob rau hauv daim ntawv ntawm tshwj xeeb enamels los yog xim, muaj ib tug xov tooj ntawm zoo nyob rau hauv kev sib piv nrog rau lwm cov ntaub ntawv uas zoo sib xws. Ntawm qhov zoo ntawm cov khoom zoo li no yuav tsum tau sau tseg:
- Muaj peev xwm ua cov qauv loj thiab cov ntsiab lus ntawm kev teeb tsa nyuaj.
- Yooj yim ntawm daim ntawv thov.
- Kev lag luam, rov qab tau thaum ua haujlwm.
- Tus nqi pheej yig piv rau lwm tuskhoom siv.
- Muaj peev xwm tau txais cov xim sib txawv.
feem ntau cov qauv
Anti-corrosion txheej txheej hlau rau ntau lub tuam txhab tsim khoom yog cov haujlwm tseem ceeb. Ntau yam khoom siv los ua cov qauv thiab cov khoom. Ntawm lawv yog:
- Xim "Stainless steel". Cov enamel no tuaj yeem siv rau ntawm qhov chaw huv thiab xeb.
- Xim "Nerzhaluks". Qhov no muaj pes tsawg leeg muaj adhesion siab. Cov xim no yog siv rau kev kho kom zoo nkauj thiab tiv thaiv qhov chaw ua los ntawm cov hlau lead, duralumin, txhuas, tooj dag, titanium, tooj liab thiab zinc.
- Aquametallic xim - dej-raws li acrylic muaj pes tsawg leeg.
- Quick Thrower yog xim ziab sai.
- Urethane enamel "Polymeron". Cov tshuaj no yog hnav resistant heev.
- Paint "Cycrol". Nws yog siv rau hauv kev ua cov txheej txheem ru tsev, cov ntsiab lus galvanized.
- Composition "Silver". Qhov no anti-corrosion hlau txheej yog nyiaj dawb hauv xim.
- Kho kom zoo nkauj enamel "Nerzhaplast". Nws yog kua yas.
- "Moloteks" - yog rauj xim.
- "Nezjamet-aerosol" - muaj nyob hauv cov kaus poom.
- "Phosphosoil" - siv rau cov hlau tsis muaj hlau thiab ferrous.
- "Phosphomet" - yog ib qho kev hloov kho phosphating,xeb converter.
Kev tiv thaiv corrosion txheej ntawm cov kav dej ua li cas? Rau kev ua cov khoom xws li:
- "Nerzhakhim". Qhov no tiv thaiv corrosion pipeline txheej yog tshuaj tiv thaiv vinyl primer-enamel.
- "Polyurethol" yog cov roj polyurethane- thiab roj-resistant sib tov.
- "Epostat" - epoxy chemically resistant anti-corrosion txheej ntawm cov kav dej (hauv av-enamel).
- Zinconol yog polyurethane zinc nplua nuj primer.
YUrizol mix
Nrog kev pab los ntawm cov muaj pes tsawg leeg no, kev tiv thaiv corrosion txheej ntawm cov kav dej thauj cov khoom siv roj av, roj nws tus kheej thiab cov pa roj ntsha. Fittings, crane sib dhos, txuas qhov chaw yog ua tiav nrog qhov sib tov no. Cov muaj pes tsawg leeg yog siv los tiv thaiv atmospheric thiab underground corrosion ntawm pipelines ntawm lub twj tso kua mis, compressor, twj tso kua mis faib chaw nres tsheb, lub taub hau chaw, roj depots, integrated kho cov nroj tsuag thiab raw cov ntaub ntawv cia chaw, nrog rau lwm yam zoo xws li cov qauv, kev khiav hauj lwm kub ntawm uas. yog mus txog 60 degrees. Cov sib xyaw Urizol kuj tseem siv los thaiv cov pawg thiab lwm yam pob zeb.
Txoj kev sib sau
Ua ntej ntawm tag nrho, nws yuav tsum tau sau tseg qhov yooj yim thiab yooj yim ntawm kev siv cov sib tov. Rau kev ua, raws li txoj cai, ib tug sprayer yog siv. Txij li lub sijhawm cov khoom sib xyaw ua ke, cov tshuaj tiv thaiv pib, thaum lub sijhawm tsim polyurea. Tsis tas li ntawd, lub kaw lus dhau los ntawm cov kua mus rau cov dej tsis muaj gel zoo li, thiabtom qab thiab nyob rau hauv lub xeev khov. Yog tias qhov ceev ntawm polymerization tsis siab txaus, smudges yuav tsim. Lawv, nyob rau hauv lem, tiv thaiv qhov tsim nyog nce nyob rau hauv lub thickness ntawm txheej. Nyob rau tib lub sijhawm, stickiness yuav nyob twj ywm rau lub sijhawm ntev. Nws tiv thaiv kev siv ntawm kev tswj kev ntsuas nruab nrab ntawm lub thickness thiab uniformity ntawm txheej. Yog hais tias tus nqi ntawm polymerization siab dhau lawm, qhov adhesion ntawm cov muaj pes tsawg leeg rau saum npoo yog txo. Nyob rau hauv cov ntaub ntawv no, lub thickness ntawm rwb thaiv tsev yog tsis sib npaug. Cov phom tsuag thaum lub sijhawm ua haujlwm hauv qhov no sai sai ua clogged. Txhawm rau tiv thaiv cov xwm txheej zoo li no, nws yog ib qho tsim nyog yuav tsum ua tib zoo xaiv cov khoom ntawm cov khoom xyaw thiab npaj cov sib xyaw ua ke raws li cov lus qhia.
Qee cov lus pom zoo
Txhua yam ntawm Urizol sib tov yog muab rau hauv cov thawv tshwj xeeb. Kev khaws cov khoom yog nqa tawm hauv tsev, hauv cov thawv ntim khoom kaw. Kev sib xyaw ua ke zoo ntawm cov khoom siv yog ua los ntawm kev siv cov cuab yeej tshwj xeeb - ob qho khoom siv tshuaj tsuag. Nws muab cov koob meej meej ntawm cov khoom xyaw hauv qhov sib piv 1: 1. Nyob rau tib lub sijhawm, qhov xav tau siab (tsawg kawg yog 150 cua) thiab kub (60-80 degrees) yog khaws cia. Txau yog nqa tawm hauv ib txheej nyias. Ua ntej thov, cov khoom yog pre-mixed nyob rau hauv ntim. Ua li no, cov thoob yog dov thiab shaken.
Composition Benefits
Urizol txheej, tsis zoo li ntau lwm cov khoom siv polymer uas muaj ntau yam ntawm cov organic volatile solvents,yog ib tug muaj pes tsawg leeg uas muaj xws li ib puas feem pua ntawm cov khoom theem. Polyurea tsis muaj cov yas yas uas nyiam "hws" dhau sijhawm. Cov txheej txheem no yog nrog los ntawm maj mam shrinkage thiab nce brittleness ntawm cov yeeb yaj kiab tiv thaiv. Cov khoom sib xyaw tsis suav nrog cov khoom siv tar thiab thee, uas feem ntau ntxiv los txo cov nqi ntawm cov khoom, tab sis muaj cov nyhuv carcinogenic rau tib neeg lub cev. Tsis tas li ntawd, qhov muaj pes tsawg leeg tsis muaj cov khoom ntim khoom uas ua rau muaj kev sib tsoo ntawm cov cuab yeej siv, cov nozzles hauv cov tshuaj tsuag thiab cov khoom sib xyaw. Vim lub siab reactivity ntawm polyurea Cheebtsam muaj ib theem siab ntawm polymerization tsis muaj catalysts. Qhov kev ntseeg siab ntawm cov txheej txheej kuj yog vim qhov tsis tshua muaj rhiab heev rau qhov kub thiab av noo hloov. Piv txwv li, lwm yam polyurethane sib tov ntawm qhov kev ua haujlwm zoo sib xws muaj kev nyiam ntau dua los tsim cov yeeb yaj kiab ntxeem tau ntawm cov dej noo, uas, nyob rau hauv lem, yeej ib txwm muaj nyob rau hauv thawj cov khoom ntawm raw khoom. Txawm li cas los xij, nws yuav tsum raug sau tseg tias kev ntseeg siab ntawm polyurea tsuas yog ua kom zoo nrog kev ua tib zoo saib ntawm cov cai rau cov txheej txheem ntawm kev npaj cov txheej txheem ua tiav thiab cov ntsiab lus.
siv cov tshuaj tiv thaiv corrosion
txheej txheem txheej txheem suav nrog ntau theem. Ua ntej tshaj plaws, nws yuav tsum tau muab sau tseg tias kev siv cov txheej txheem tiv thaiv corrosion yog ib txoj haujlwm nyuaj. Qhov kawg tshwm sim yuav nyob ntawm qhov kev ua tiav ntawm kev npaj cov ntsiab lus thiabqhov zoo ntawm qhov muaj pes tsawg leeg siv. Qhov nyuaj tshaj plaws yog feem ntau yog cov txheej txheem tiv thaiv corrosion ntawm hauv qab ntawm txhua tus qauv. Tom ntej no, xav txog cov theem tseem ceeb ntawm kev ua haujlwm.
Kev kuaj pom pom
Ua ntej ua cov txheej txheem tiv thaiv corrosion ntawm cov hlau, nws yog ib qho tsim nyog los ntsuas lawv tus mob. Qhov no yog ua los ntawm cov kws tshaj lij hauv cheeb tsam. Nyob rau hauv tus txheej txheem ntawm kev kuaj pom, qhov degree ntawm kev puas tsuaj rau saum npoo yog txiav txim siab. Raws li cov txiaj ntsig ntawm qhov kev ntsuam xyuas, kev kwv yees tau raug kos. Thaum lub sij hawm ua hauj lwm no, ntau yam tseem ceeb raug coj mus rau hauv tus account. Cov no suav nrog, tshwj xeeb, kev tswj hwm qhov kub thiab txias uas ua haujlwm ntawm cov qauv siv qhov chaw. Raws li kev cuam tshuam ntawm atmospheric phenomena thiab lwm yam kev nruj kev tsiv, lub hom phiaj ntawm cov ntsiab lus, hom ntawm cov khoom uas tau siv nyob rau hauv lawv tsim. Raws li qhov no, ib lossis lwm qhov kev tiv thaiv corrosion ntawm cov hlau yuav raug xaiv. Cov qauv loj feem ntau xav tau cov cuab yeej tshwj xeeb.
kev npaj nto
Ua ntej siv cov txheej txheem tiv thaiv corrosion, qhov saum npoo ntawm cov qauv lossis cov khoom yuav tsum tau ntxuav. Nyob rau hauv cov txheej txheem ntawm kev npaj, av ntawm ntau yam keeb kwm, cov xim qub raug tshem tawm. Kev tu cov khoom tuaj yeem ua tau los ntawm hydroabrasive, hydrodynamic, abrasive-jet txoj kev. Tom qab ntawd, nws yog ib qhov tsim nyog los degrease qhov chaw. Rau qhov no, hydrocarbon solvents yog siv. Thaum ua tiav ntawm theem no, qhov saum npoo ntawm cov qauv raug tshuaj xyuas dua.
Kev ua haujlwm
Cov tshuaj tiv thaiv corrosion yog siv thaumtej yam kev mob. Tam sim ntawd ua ntej ua tiav, cov khoom sib xyaw yog npaj raws li kev siv tshuab. Raws li txoj cai, cov txheej txheem yog nqa tawm los ntawm txoj kev airless. Qhov no yog vim qhov ua tau zoo tshaj plaws ntawm txoj kev no. Anti-corrosion txheej yog nqa tawm nyob rau hauv ob peb txheej. Nyob rau tib lub sijhawm, ua ntej ua ntawv thov tom ntej, yav dhau los yuav tsum qhuav mus rau ib qib lossis lwm qhov (cov ntaub ntawv ntawm qhov no muaj nyob rau hauv cov lus qhia siv).
kawg theem
Tom qab kev tiv thaiv corrosion txheej ntawm cov hlau ua tiav, kev tswj xyuas cov qauv lossis cov khoom raug ua tiav. Thaum ntsuas qhov ua tau zoo ntawm kev ua haujlwm, cov cuab yeej tshwj xeeb kuj tseem siv tau. Raws li qhov tshwm sim ntawm kev tshuaj xyuas, qhov tshwm sim los yog tsis muaj chaw kho mob lossis qhov tsis xws luag raug nthuav tawm. Qib ntawm adhesion ntawm cov muaj pes tsawg leeg rau saum npoo, cov khoom zoo nkauj ntawm cov txheej kuj raug soj ntsuam. Tsis tas li ntawd, nws yog ib qho tseem ceeb los txiav txim siab lub thickness ntawm cov zaj duab xis qhuav. Qhov zoo tshaj tus nqi yog suav tias yog 240-300 microns. Raws li tau hais los saum no, cov txheej txheem zoo li no yog ua los ntawm cov kws tshaj lij. Thaum ua tiav kev ua tiav, tus neeg siv khoom lees txais cov khoom. Ua li ntawd, nws kuj tau txais tag nrho cov ntaub ntawv tsim nyog.
