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Vuam ua hauj lwm koom nrog ntau qhov chaw lag luam, vuam fume yog ib qho kev phom sij tshaj plaws ntawm kev ua haujlwm vuam.Vuam fume yog nyob rau hauv cov txheej txheem vuam thaum vuam pas nrig thiab vuam qhov chaw nyob rau hauv kev sib cuag, nyob rau hauv cov ntaub ntawv ntawm kub combustion generated ib hom fume, no fume muaj manganese ...Nyeem ntxiv»
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SMAW, tseem hu ua electrode arc vuam, yog ib txoj kev fusion vuam txoj kev uas lub arc yog induced los ntawm electrode thiab vuam qhov chaw yog melted los ntawm arc tshav kub.Nws yog feem ntau siv thiab siv vuam txoj kev tam sim no.Arc yog ib qho phenomenon ntawm huab cua conduction.Lub welding arc yog ...Nyeem ntxiv»
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Xav txog cov khoom siv lub cev, cov khoom siv kho tshuab thiab tshuaj lom neeg muaj pes tsawg leeg ntawm cov khoom siv vuam 1. Cov qauv hlau vuam, feem ntau xav txog lub hauv paus ntsiab lus ntawm lub zog sib npaug, xaiv kom ua tau raws li qhov yuav tsum tau ua ntawm cov khoom siv ntawm cov khoom siv vuam sib txuas.2. Rau cov pa roj carbon tsawg ...Nyeem ntxiv»
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Tungsten argon arc vuam yog ib hom arc vuam txoj kev siv argon los yog argon nplua nuj roj raws li kev tiv thaiv thiab tungsten electrode li electrode, uas yog hu ua GTAW (Gas Tungsten Arc Weld) los yog TIG (Tungsten Inert Gas Vuam) luv luv.Thaum lub sij hawm welding, lub shielding roj yog tsis tu ncua sprayed ...Nyeem ntxiv»
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Kev npaj ua ntej vuam yog qhov tseem ceeb raws li cov txheej txheem vuam, uas ncaj qha cuam tshuam rau vuam zoo thiab cov nyhuv ntawm cov khoom tiav.1. Electrode ziab Lub hom phiaj ntawm ziab cov electrode ua ntej vuam yog tshem tawm cov dej noo hauv cov electrode ntub thiab txo cov hy...Nyeem ntxiv»
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Cov vuam electrodes uas tawm hauv lub Hoobkas tau qhuav ntawm qhov kub thiab txias thiab ntim nrog cov khoom pov thawj noo noo, uas feem ntau tiv thaiv cov txheej los ntawm absorbing noo noo.Txawm li cas los xij, thaum lub sij hawm ntev cia ntawm electrode, qhov nqus dej ntawm electrode txheej yog inev ...Nyeem ntxiv»
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Lub vuam tsis muaj electrode arc vuam feem ntau muaj xws li electrode txoj kab uas hla, vuam tam sim no, arc voltage, tus naj npawb ntawm vuam txheej, lub hwj chim qhov chaw thiab polarity, thiab lwm yam. ntawm th...Nyeem ntxiv»
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Qhov kev thov rau steel nyob rau hauv niaj hnub haiv neeg yog tas li nce.Hauv lub neej niaj hnub, ntau yam yog ua los ntawm hlau, thiab ntau cov hlau tsis tuaj yeem raug pov rau tib lub sijhawm.Yog li ntawd, nws yog ib qho tsim nyog yuav tau siv hluav taws xob vuam rau vuam.Lub luag haujlwm ntawm cov electrode nyob rau hauv cov txheej txheem vuam hluav taws xob yog qhov tseem ceeb heev ...Nyeem ntxiv»
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Electrode arc vuam yog qhov dav siv vuam txoj kev hauv kev tsim khoom.Cov hlau yuav tsum tau welded yog ib tug ncej, thiab lub electrode yog lwm tus ncej.Thaum ob tug ncej nyob ze rau ib leeg, ib qho arc yog generated.Lub tshav kub generated los ntawm arc tawm (feem ntau hu ua arc combustion) i ...Nyeem ntxiv»
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Shielded Hlau Arc Vuam (abbreviated li SMAW).Lub hauv paus ntsiab lus yog: ib qho arc yog tsim los ntawm cov coated electrode thiab lub hauv paus hlau, thiab txoj kev vuam siv lub arc cua sov kom yaj cov electrode thiab lub hauv paus hlau.Lub txheej txheej ntawm electrode yog them nrog vuam flux thiab melts thaum ...Nyeem ntxiv»