Icyitonderwa cy'Ubwanditsi: Pharmaceutical Online yishimiye kwerekana iyi ngingo igizwe n'ibice bine byerekeranye no gusudira mu buryo bwa orbital imiyoboro ya bioprocess yakozwe n'impuguke mu nganda Barbara Henon wo muri Arc Machines. Iyi ngingo yakuwe mu kiganiro Dr. Henon yatanze mu nama ya ASME mu mpera z'umwaka ushize.
Irinde gutakaza imbaraga zo kurwanya ruswa. Amazi maremare meza nka DI cyangwa WFI ni intandaro ikaze cyane yicyuma kitagira umwanda. Byongeye kandi, urwego rwa farumasi WFI ruzunguruka ku bushyuhe bwo hejuru (80 ° C) kugirango rugumane ubukana.Hariho itandukaniro rito hagati yo kugabanya ubushyuhe buhagije kugirango bushyigikire ibinyabuzima byangiza biterwa na firime ya rouge. imiyoboro ya sisitemu. Umwanda hamwe nicyuma cya okiside irashobora kuba ibice byingenzi, ariko uburyo butandukanye bwicyuma, chromium na nikel nabwo bushobora kuba buhari. Kubaho kwa rouge byica ibicuruzwa bimwe na bimwe kandi kuba bihari bishobora gutuma habaho kwangirika, nubwo kuba mubindi sisitemu bisa nkaho ari byiza.
Gusudira birashobora kugira ingaruka mbi ku kurwanya ruswa. Ibara rishyushye nigisubizo cya okiside yibintu byashyizwe kuri weld na HAZ mugihe cyo gusudira, byangiza cyane, kandi bifitanye isano no gushiraho rouge muri sisitemu yamazi yimiti ya farumasi. Imiterere ya okiside ya chromium irashobora gutera ibara rishyushye, hasigara inyuma ya chromium yatakaye ishobora gukururwa no gukuramo ruswa. chromium-depleted layer, no kugarura ruswa irwanya urwego rwegereye urwego rwicyuma.Nyamara, gutoragura no gusya byangiza kurangiza hejuru. Gutanga uburyo bwo kuvoma hamwe na acide ya nitric cyangwa chelating agent byakozwe kugirango bikemure ingaruka mbi zo gusudira no guhimba mbere yuko sisitemu ya pipine ishyirwa mubikorwa, isesengura rya elegitoronike ryerekana ko chelation ya chimique, manganese yabereye muri weld nubushuhe bwibasiwe na reta mbere yo gusudira.Nyamara, passivation igira ingaruka kumurongo winyuma gusa kandi ntabwo yinjira munsi ya angstrom 50, mugihe ibara ryumuriro rishobora kwagura angstrom 1000 cyangwa irenga munsi yubutaka.
Kubwibyo, kugirango ushyireho imiyoboro idashobora kwangirika yangiza hafi yubutaka budasuduwe, ni ngombwa kugerageza kugabanya ibyangiritse no guterwa no guhimbwa byangiritse kurwego rushobora kugarurwa cyane na passivation.Ibyo bisaba ko hakoreshwa gaze isukuye irimo ogisijeni nkeya kandi ikageza kuri diametre yimbere yumubiri wasizwe hamwe no kwirinda kwangirika kwubushyuhe hamwe nubushuhe. Kurwanya ruswa. Kugenzura uburyo bwo gukora kugirango ugere kubudodo bwo mu rwego rwo hejuru kandi buhoraho, kimwe no gufata neza imiyoboro y'ibyuma bitagira umwanda hamwe nibigize mugihe cyo gukora kugirango hirindwe umwanda, nibisabwa byingenzi kuri sisitemu yo mu rwego rwohejuru irwanya ruswa kandi itanga serivisi zigihe kirekire.
Ibikoresho byakoreshwaga muri biofarmaceutical biofarmaceutical sisitemu yo kuvoma ibyuma byahinduye ubwihindurize buganisha ku kurwanya ruswa mu myaka icumi ishize. Ibyuma byinshi bitagira umuyonga byakoreshejwe mbere ya 1980 byari 304 ibyuma bitagira umuyonga kuko byari bihendutse cyane kandi byanonosoye umuringa wakoreshwaga mbere.Mu byukuri, ibyuma 300 bitarimo ibyuma byangiza kandi bidafite imbaraga zo kubuza kwangirika bidatunganijwe neza.
Vuba aha, ikoreshwa ryibyuma 316 bidafite ingese mugukoresha imiyoboro isukuye cyane byiyongereye.Ubwoko bwa 316 burasa nubwoko bwa 304, ariko usibye ibintu bya chromium na nikel bivangavanze bihuriweho byombi, 316 birimo hafi ya 2% ya molybdenum, itezimbere cyane 316′s irwanya ruswa. 0.08%). Uku kugabanuka kwibirimo bya karubone bigamije kugabanya ubwinshi bwimvura ya karbide ishobora kubaho bitewe no gusudira.Ibi ni ugukora karubide ya chromium, igabanya imipaka yintete zicyuma cya chromium, bigatuma ishobora kwangirika. Gukora karubide ya chromium, bita "sensitisation," ni igihe hamwe nubushyuhe bwerekanwe kandi ni ikibazo kinini. super-austenitis ibyuma bidafite ibyuma AL-6XN itanga ibyuma byinshi birwanya ruswa kuruta gusudira bisa nintoki.Ibi ni ukubera ko gusudira orbital bitanga kugenzura neza amperage, pulsation nigihe, bigatuma habaho ubushyuhe buke kandi buringaniye kuruta gusudira intoki. Gusudira kwa orbital hamwe na sisitemu ya lisiti ya 304 na 316.
Ubushyuhe-bushyushye butandukanye bwibyuma bidafite ingese.Nubwo ibipimo byo gusudira nibindi bintu bishobora kubikwa muburyo bwo kwihanganira gukabije, haracyariho itandukaniro ryubushyuhe busabwa kugirango usudire ibyuma bitagira umuyonga kuva ubushyuhe kugeza ubushyuhe.Umubare wubushyuhe numubare munini wahawe ibyuma bidafite umwanda ushonga muruganda.Ibikoresho nyaburanga bya buri cyiciro byanditse kuri raporo ya Mitiweli ya CECAFA. .
SEM ya 316L imiyoboro ya orbital gusudira kumuyoboro wa AOD (hejuru) nibikoresho bya EBR (hepfo) byagaragaje itandukaniro rikomeye muburyo bworoshye bwamasaro.
Mugihe uburyo bumwe bwo gusudira bushobora gukora kubushyuhe bwinshi busa na OD nubunini bwurukuta, ubushyuhe bumwe busaba amperage nkeya ndetse nubundi busaba amperage yo hejuru kurenza ibisanzwe.Kubera iyo mpamvu, gushyushya ibikoresho bitandukanye kurubuga rwakazi bigomba gukurikiranwa neza kugirango wirinde ibibazo bishobora guterwa.Ubusanzwe, ubushyuhe bushya busaba impinduka nke gusa muri amperage kugirango ugere kuburyo bushimishije bwo gusudira.
Ikibazo cya sufuru. Amazi meza ya sulfure ni umwanda ujyanye n’amabuye y’icyuma akurwaho cyane mu gihe cyo gukora ibyuma. Ubwoko bwa AISI Ubwoko 304 na 316 ibyuma bitagira umwanda byerekanwe na sulfure ntarengwa ya 0.030% .Ku iterambere ry’ibikorwa bigezweho byo gutunganya ibyuma, nka Argon Oxygen Decarburization (AOD) hamwe nuburyo bwo gushonga Vacuum Vacuum Vacuum byashobokaga kubyara ibyuma bidasanzwe muburyo bukurikira.ibigize imiti. Byaragaragaye ko imitungo ya pisine isudira ihinduka iyo ibirimo sulfure yibyuma biri munsi ya 0.008% .Ibyo biterwa ningaruka za sulfure kandi ku rugero ruto ibindi bintu kuri coefficient yubushyuhe bwubushyuhe bwa pisine ya weld, igena imiterere yimiterere yikidendezi cyamazi.
Mugihe cya sulfure nkeya cyane (0.001% - 0.003%), kwinjirira mumazi yo gusudira biba binini cyane ugereranije nudusimba dusa twakozwe ku bikoresho biciriritse bya sulfuru. Imyenda ikozwe ku muyoboro muto wa sulfure idafite ibyuma bizaba bifite imashini nini cyane, mu gihe ku muyoboro mwinshi w’urukuta (santimetero 0,065, cyangwa 1,66 mm cyangwa irenga) hazabaho impinduka nini yo gusudira. gusudira.Ibyo bituma ibikoresho birimo sulfure nkeya cyane bigoye gusudira, cyane cyane kurukuta rwinshi.Ku mpera yo hejuru yibitekerezo bya sulfure muri 304 cyangwa 316 ibyuma bitagira umwanda, isaro ryo gusudira rikunda kuba ridafite amazi make mubigaragara kandi bikarishye kuruta ibikoresho bya sulfuru yo hagati. Kubwibyo rero, kugirango ubashe gusudira, ibintu byiza bya sulfure byaba biri kuri 0.002% kugeza kuri 0.017.
Abakora imiyoboro yumuyagankuba idafite amashanyarazi babonye ko n’urwego ruciriritse rwa sulferi muri 316 cyangwa 316L ibyuma bitagira umwanda bituma bigora guhaza ibyifuzo by’abakiriya babo ba semiconductor hamwe na biofarmaceutique kubutaka bwimbere bwimbere, butarimo umwobo. Gukoresha microscopi ya elegitoronike kugirango hamenyekane neza ko irangi ryuzuye rya metani ryakozwe na metani ya metani. "Imirongo" ikurwaho mugihe cya electropolishing hanyuma igasiga icyuho muri micron 0.25-1.0.
Abakora n’abatanga imiyoboro y’amashanyarazi baratera isoko ku ikoreshwa ry’ibikoresho bya sulfure nkeya kugira ngo babone ibyo basabwa kugira ngo barangize.Nyamara, ikibazo ntikigarukira gusa ku miyoboro y’amashanyarazi, kuko mu miyoboro idafite amashanyarazi harimo kuvanaho igihe cyo gutambuka kwa sisitemu yo mu miyoboro.
Gutandukana kwa Arc. Usibye kunoza gusudira kwicyuma kitagira umwanda, kuba hari sulferi nazo zitezimbere imashini.Nkigisubizo, abayikora nababikora bakunda guhitamo ibikoresho kumpera yo hejuru yumurongo wa sulferi wagenwe.Gusudira tubing hamwe na sulfure nkeya cyane kuri fitingi, valve cyangwa izindi tubing hamwe nibintu byinshi bya sulferi bishobora gutera ibibazo byo gusudira. kuruhande rwa sulfure nkeya kuruta kuruhande rwa sulfure ndende, ibyo bikaba bitandukanye nibyabaye mugihe cyo gusudira imiyoboro hamwe nubushakashatsi bwa sulferi ihuye.Mu bihe bikabije, isaro ryo gusudira rishobora kwinjira rwose mu bikoresho bya sulferi nkeya hanyuma bigasiga imbere imbere muri weld idakoreshwa rwose (Fihey na Simeneau, 1982) .Mu rwego rwo guhuza ibice bya sulferi biri mu bikoresho bya sulferi bya Carpine ya Pisitori. sulfure nkeya (0.005% max) 316 bar bar (Ubwoko 316L-SCQ) (VIM + VAR)) kugirango ikore fitingi nibindi bikoresho bigenewe gusudira mu miyoboro ya sulfure nkeya.Gusudira ibikoresho bibiri bya sulferi nkeya cyane kuri mugenzi wawe biroroshye cyane kuruta gusudira ibikoresho bya sulferi nkeya cyane kuri sulfure yo hejuru.
Guhindura imikoreshereze yigituba gike-sulfure ahanini biterwa no gukenera kubona amashanyarazi yimbere yimbere yimbere.Mu gihe kurangiza kurangiza no gukwirakwiza amashanyarazi ari ingenzi haba mu nganda ziciriritse ndetse n’inganda zikoresha ibinyabuzima / imiti, SEMI, igihe wandikaga inganda zikoreshwa mu gice cya semiconductor, zerekanye ko 316L itunganya imirongo ya gazi itunganijwe igomba kuba ifite 0.004%. Ibisobanuro kugirango ushiremo imiti yo mu rwego rwa farumasi igabanya ibirimo bya sulferi kugeza kuri 0.005 kugeza 0.017% .Ibyo bigomba kuvamo ingorane nke zo gusudira ugereranije na sulfure yo hasi.Nyamara, twakagombye kumenya ko no murirwo rugero ruto, guhindagurika kwa arc bishobora kugaragara mugihe cyo gusudira imiyoboro mike ya sulfure kugeza kubikoresho bishyushye hamwe nubushakashatsi bugomba gukurikiranwa neza. gusudira.
ibindi bintu byerekana ibimenyetso.Ibintu bikurikirana birimo sulfure, ogisijeni, aluminium, silikoni na manganese byagaragaye ko bigira ingaruka ku kwinjira.
Ingaruka z'ibintu bitandukanye ni cumulative, bityo kuba ogisijeni irashobora gukuraho zimwe mu ngaruka nkeya za sulfuru.Urwego rwo hejuru rwa aluminiyumu rushobora kurwanya ingaruka nziza zinjira muri sulfure.Manganese ihindagurika ku bushyuhe bwo gusudira hamwe no kubitsa muri zone yibasiwe n'ubushyuhe. Izi nganda za manganese zifitanye isano no gutakaza ruswa yo kurwanya ruswa. (Reba Cohen, 1997). ultra-low manganese 316L ibikoresho kugirango wirinde gutakaza igihombo cyo kurwanya ruswa.
Imiterere ya Slag. Ibirwa bya Slag rimwe na rimwe bigaragara ku isaro ryuma ridafite ingese kubushyuhe bumwe.Ibisanzwe ni ikibazo cyibintu, ariko rimwe na rimwe impinduka zijyanye no gusudira zishobora kugabanya ibi, cyangwa impinduka zivanze na argon / hydrogène zishobora guteza imbere gusudira.Pollard yasanze ikigereranyo cya aluminium na silikoni mubyuma fatizo kigira ingaruka kumyanya ya plaque. 0.5. ruswa.
Gusudira inshuro imwe hamwe na pulsation.Sandard yikora ya orbital tube gusudira ni pass imwe imwe yo gusudira hamwe na pulsed yamashanyarazi kandi ikomeza guhora yihuta.Ubu buhanga bukwiranye numuyoboro ufite diametero zo hanze kuva 1/8 ″ kugeza kuri 7 ″ hamwe nuburebure bwurukuta rwa 0.083 ″ no munsi yawo. gutinda kuzunguruka, electrode izunguruka izengurutswe kugeza igihe gusudira gufatanya cyangwa guhuzagurika igice cyambere cyo gusudira mugihe cyanyuma cyo gusudira.Iyo guhuza birangiye, ibyuma bya kijyambere birahagarara mugihe cyagenwe.
Uburyo bwintambwe ("syncronised" gusudira) .Ku gusudira fusion yo gusudira yibikoresho byometseho uruzitiro, mubisanzwe birenze santimetero 0.083, ingufu za fusion welding inkomoko irashobora gukoreshwa muburyo bwa syncron cyangwa intambwe.Mu buryo bwa syncron cyangwa intambwe, impyisi yo gusudira ihuzwa na stroke, bityo rotor ikaba ihagaze mugihe kinini cya pulses zigihe kinini. kugeza ku masegonda 1.5, ugereranije nicya cumi cyangwa ijana cyigihe cya kabiri cyigihe cyo gusudira bisanzwe.Ubu buhanga burashobora gusudira neza 0.154 ″ cyangwa 6 ″ umubyimba wa 40 gauge 40 umuyoboro winkuta zingana na 0.154 ″ cyangwa 6 ″ uburebure bwurukuta. ubwoko bwo gusudira busaba hafi inshuro ebyiri arc igihe cyo gusudira bisanzwe kandi ntibikwiriye gukoreshwa na ultra-high-purity (UHP) porogaramu kubera ubugari, bubi.
Porogaramu zishobora guhinduka.Ibisekuru bigezweho byingufu zo gusudira ni microprocessor ishingiye kandi ikanabika porogaramu zigaragaza indangagaciro zumubare wibikoresho byo gusudira kuri diameter yihariye (OD) hamwe nubunini bwurukuta rwumuyoboro ugomba gusudira, harimo igihe cyo gusukura, icyerekezo cyo gusudira, umuvuduko wurugendo (RPM)), umubare wibice hamwe nigihe kuri layer, igihe cyo kumanura wongeyeho, torch oscillation amplitude hamwe nigihe cyo gutura, AVC (kugenzura voltage ya arc kugirango itange icyuho gihoraho cya arc), hamwe na upslope.Kugirango usudire fusion, shyira umutwe wogusudira hamwe na electrode hamwe na clamp clamp yinjizamo umuyoboro hanyuma wibuke gahunda yo gusudira cyangwa progaramu uhereye kumashanyarazi yibikoresho. Urutonde rwo gusudira rutangizwa no gukanda buto cyangwa urufunguzo rwa membrane hamwe na welding.
Impinduka zidashobora guhindurwa.Kugirango ubone ubuziranenge bwiza bwo gusudira, ibipimo byo gusudira bigomba kugenzurwa neza.Ibi bigerwaho hifashishijwe ukuri kw'isoko ry'ingufu zo gusudira hamwe na gahunda yo gusudira, ikaba ari urutonde rw'amabwiriza yinjiye mu mashanyarazi, agizwe n'ibipimo byo gusudira, kugira ngo asudire ingano yihariye yo kugenzura no gusudira kugira ngo harebwe ibipimo ngenderwaho byo gusudira kandi byerekana ko hashobora kubaho ibipimo ngenderwaho byo gusudira no kwerekana neza. ibipimo byumvikanyweho.Nyamara, ibintu bimwe na bimwe usibye ibipimo byo gusudira nabyo bigomba kugenzurwa neza.Ibi bintu birimo gukoresha ibikoresho byiza byo gutegura amaherezo meza, uburyo bwiza bwo gukora isuku no gufata neza, kwihanganira ibipimo byiza bya tubing cyangwa ibindi bice birasudwa, ubwoko bwa tungsten hamwe nubunini, imyuka ya inert isukuye cyane, hamwe no kwitondera itandukaniro ryibintu.- ubushyuhe bwinshi.
Ibisabwa kugirango imyiteguro yo gusudira irangire irakenewe cyane mugusudira kwa orbital kuruta gusudira intoki. Ihuriro ryogusudira ryo gusudira imiyoboro ya orbital mubisanzwe ni ihuriro rya buto ya buto.Kugera kubisubiramo byifuzwa mugusudira kwa orbital, byuzuye, bihamye, bikozwe mumashini arasabwa. Kuberako umuyoboro wo gusudira biterwa nurukuta rwa OD cyangwa indangamuntu O). umubyimba.
Imiyoboro y'umuyoboro igomba guhurira hamwe mumutwe weld kugirango hatabaho itandukaniro rigaragara hagati yimpera yimpande ya buto ya kare.Nubwo ingingo zasudishijwe zifite icyuho gito zishobora kugerwaho, ubwiza bwasudira bushobora kugira ingaruka mbi.Icyuho kinini, niko hashobora kubaho ikibazo.Iteraniro rito rishobora kuvamo kunanirwa burundu no gutunganya imiyoboro ikorwa na George Fischer hamwe nubundi buryo bwo guhanagura umuyoboro wakozwe na George Fischer hamwe nubundi buryo bwo guca umuyoboro wakozwe na George Fischer hamwe nundi wateguye umuyoboro wakozwe na George Fischer hamwe nabandi. bikozwe na Protem, Wachs, nabandi, akenshi bikoreshwa mugukora impera yanyuma ya orbital gusudira bikwiranye no gutunganya .Isuka rya chop, hackaws, amabati ya bande hamwe nogukata ibyuma ntibikwiriye kubwiyi ntego.
Usibye ibipimo byo gusudira byinjiza imbaraga zo gusudira, hari izindi mpinduka zishobora kugira ingaruka zikomeye ku gusudira, ariko ntabwo biri muburyo bwo gusudira nyirizina.Ibi bikubiyemo ubwoko nubunini bwa tungsten, ubwoko nubuziranenge bwa gaze ikoreshwa mugukingira arc no guhanagura imbere yumutwe wa weld, igipimo cya gazi ikoreshwa muburyo bwo guhanagura, ubwoko bwumutwe hamwe nububasha bwakoreshejwe, Impinduka "zidashobora gutegurwa" no kuzandika kuri gahunda yo gusudira.Urugero, ubwoko bwa gaze bufatwa nkimpinduka zingenzi muburyo bwo gusudira (WPS) uburyo bwo gusudira kugirango hubahirizwe na ASME Igice cya IX Boiler na Pressure Vessel Code.Imihindagurikire yubwoko bwa gaze cyangwa kuvanga gazi ijanisha, cyangwa kuvanaho uburyo bwo guhanagura indangamuntu bisaba kwangizwa.
gusudira gaze.Icyuma kitagira umwanda kirwanya okisijeni ya ogisijeni yo mu kirere ku bushyuhe bw’icyumba.Iyo ishyutswe kugeza aho ishonga (1530 ° C cyangwa 2800 ° F ku cyuma gisukuye) iba yoroshye mu buryo bworoshye. gusudira nyuma yo gusudira.Niba gazi isukuye itari yujuje ubuziranenge cyangwa niba sisitemu yo guhanagura idasohotse burundu ku buryo umwuka muke muto winjira muri sisitemu yo guhanagura, okiside irashobora kuba icyayi cyoroshye cyangwa ubururu. Birumvikana ko nta suku izavamo ubuso bwumukara bukunze kwitwa "kuryoshya" .Icyiciro cyo gusudira argon gitangwa muri silindiri 999. ogisijeni hamwe n’indi myanda, harimo H2O, O2, CO2, hydrocarbone, nibindi, kuri 40 ppm ntarengwa ntarengwa.Igihe kinini-cyera muri silinderi cyangwa argon y'amazi muri Dewar gishobora kuba 99,999% cyera cyangwa 10 ppm umwanda wose, hamwe na ogisijeni ntarengwa ya ppm.
ibivanze bivanze. Imvange ya gazi nka 75% helium / 25% argon na 95% argon / 5% hydrogène irashobora gukoreshwa nkimyuka ikingira imyuka idasanzwe.Iyo mvange yombi yabyaye imashini zishyushye kuruta izakozwe muri gahunda imwe na argon. Porogaramu ya UHP. byiza kuri 5% bya hydrogène. Bamwe bakoresha 95/5% bivanze na argon / hydrogen bivanze nkindangamuntu kugirango utezimbere isura yimbere yimbere.
Isaro ryo gusudira ukoresheje hydrogène ivanze nkuko gaze ikingira ari ndende, usibye ko ibyuma bitagira umwanda bifite sulfure nkeya cyane kandi bikabyara ubushyuhe bwinshi muri weld kuruta uko ibintu bimeze ubu hamwe na argon itavanze.Ikibi gikomeye cy’imvange ya argon / hydrogène ni uko arc idahagaze neza cyane kuruta argon ikabije, kandi hakaba hakunze kubaho gutemba gutemba bikabije. ikoreshwa, byerekana ko ishobora guterwa no kwanduza cyangwa kuvanga nabi.Kubera ko ubushyuhe butangwa na arc buratandukana hamwe na hydrogène yibanze, guhora kwibanda ni ngombwa kugirango ugere ku isuderi isubirwamo, kandi hariho itandukaniro rya gaze yabanje kuvangwa amacupa.Ikindi kibi ni uko ubuzima bwa tungsten bwagabanutse cyane mugihe hakoreshejwe ivangwa rya hydrogène. tungsten irashobora gukenera gusimburwa nyuma yo gusudira rimwe cyangwa bibiri. Imvange ya Argon / hydrogen ntishobora gukoreshwa mu gusudira ibyuma bya karubone cyangwa titanium.
Ikintu gitandukanya inzira ya TIG ni uko idakoresha electrode.Tungsten ifite ahantu hashobora gushonga cyane mu cyuma icyo ari cyo cyose (6098 ° F; 3370 ° C) kandi ni icyuma cyiza cya elegitoronike cyiza, bigatuma gikoreshwa cyane cyane nka electrode idakoreshwa.Imitungo yacyo iratunganywa hongerwaho 2% ya oxyde idasanzwe yo mu butaka nka ceria, lanthanum oxyde cyangwa thorium oxyde cyangwa thorium GTAW kubera imitungo isumba iyindi ya cerium tungsten, cyane cyane kubikorwa bya orbital GTAW.Torium tungsten ikoreshwa gake ugereranije no mubihe byashize kuko hari radio ikora.
Electrode ifite isuku isennye irasa cyane mubunini.Ubuso bworoshye burigihe burigihe bukundwa hejuru yubuso butajegajega cyangwa budahuye, kuko guhuzagurika muri geometrike ya electrode ningirakamaro kubisubizo bihoraho, byo gusudira kimwe.Electron ziva mumutwe (DCEN) zohereza ubushyuhe buva mumutwe wa tungsten kugeza kuri weld.Inama nziza ituma ubucucike buriho bugumaho cyane, ariko bishobora kuvamo ubukana bwa wF gusya inama ya electrode kugirango urebe ko isubiramo rya geometrike ya tungsten hamwe na weld isubirwamo. Inama idahwitse ihatira arc kuva kuri weld kugera ahantu hamwe kuri tungsten. Umutwe wa diameter ugenzura imiterere ya arc nubunini bwinjira mumashanyarazi runaka. icyuho. Ikinyuranyo cya arc kubiciro byihariye bigena voltage bityo imbaraga zikoreshwa kuri weld.
Ingano ya electrode hamwe na diametre yayo yatoranijwe ukurikije ubukana bwa welding.Niba umuyaga uri hejuru cyane kuri electrode cyangwa isonga ryayo, irashobora gutakaza ibyuma bivuye kumutwe, kandi ukoresheje electrode ifite umurambararo wa diametre nini cyane kurubu bishobora gutera arc gutembera.Turagaragaza electrode na diametre ya diametre ukoresheje uburebure bwa rukuta kugeza kuri 0.09 gusudira utuntu duto duto.Kugirango usubiremo uburyo bwo gusudira, ubwoko bwa tungsten no kurangiza, uburebure, inguni ya taper, diameter, tip diameter hamwe na arc icyuho kigomba byose kugaragazwa no kugenzurwa.Ku buryo bwo gusudira imiyoboro ya tariyeri, cerium tungsten ihora isabwa kubera ko ubu bwoko bufite ubuzima burebure cyane kurenza ubundi bwoko kandi bufite ibimenyetso byiza bya arc.
Ukeneye ibisobanuro birambuye, nyamuneka hamagara Barbara Henon, Umuyobozi ushinzwe Gutangaza Tekinike, Arc Machines, Inc., 10280 Glenoaks Blvd., Pacoima, CA 91331.Phone: 818-896-9556.Fax: 818-890-3724.