Mutane sukan sayi bakin karfe da aka riga aka gama, wanda ke kara wa hadadden kayan da masu aiki suyi la'akari da su.
Kamar yawancin kayan, bakin karfe yana da fa'idodi da rashin amfani da yawa.Karfe ana la'akari da "bakin karfe" idan gami ya ƙunshi aƙalla 10.5% chromium, wanda ke samar da Layer oxide wanda ke sa shi juriya na acid da lalata.Wannan juriya na lalata za a iya ƙara inganta ta hanyar ƙara abun ciki na chromium da ƙara ƙarin abubuwan haɗawa.
The "bakin karfe" kayan Properties, low tabbatarwa, karko da kuma daban-daban surface gama ya sa shi dace da masana'antu irin su gini, furniture, abinci da abin sha, likita da kuma sauran aikace-aikace bukatar ƙarfi da kuma lalata juriya na karfe.
Bakin karfe yana son ya fi sauran karafa tsada.Koyaya, yana ba da fa'idodin ƙarfi-zuwa-nauyi ta hanyar ƙyale kayan sirara fiye da maki na al'ada, wanda zai iya haifar da tanadin farashi.Saboda yawan kuɗin sa, shaguna suna buƙatar tabbatar da cewa sun yi amfani da kayan aikin da suka dace don guje wa ɓarna mai tsada da sake yin wannan kayan.
Bakin karfe ana ɗaukarsa da wuyar walda saboda yana watsar da zafi da sauri kuma yana buƙatar kulawa sosai yayin kammalawa da matakan gogewa.
Yin aiki tare da bakin karfe yawanci yana buƙatar gogaggen mai walda ko mai aiki fiye da yin aiki da ƙarfen carbon, wanda ke daɗa zama mafi karko.Ana iya rage faɗin ta ta hanyar gabatar da wasu sigogi, musamman lokacin walda.Saboda tsadar bakin karfe, yana da ma'ana ga ƙwararrun masu aiki don amfani da shi.
"Mutane yawanci suna sayen bakin karfe saboda ƙarewa," in ji Jonathan Douville, babban manajan samfur, R&D International, Walter Surface Technologies, Pointe-Claire, Que. "Mutane yawanci suna sayen bakin karfe saboda ƙarewa," in ji Jonathan Douville, babban manajan samfur, R&D International, Walter Surface Technologies, Pointe-Claire, Que. «Люди обычно покупают нержавеющую сталь из-за ее отделки», — сказал Джонатан &D International, Walter Surface Technologies, Pointe-Claire, Que. "Mutane yawanci suna sayen bakin karfe don ƙarewa," in ji Jonathan Douville, Babban Manajan Samfur, R & D International, Walter Surface Technologies, Pointe-Claire, Que."Mutane yawanci suna sayen bakin karfe don gamawa," in ji Jonathan Douville, babban manajan bincike da ci gaba na kasa da kasa a Walter Surface Technologies a Pointe Claire, Quebec."Wannan yana ƙara wa matsalolin da dole ne masu aiki suyi la'akari."
Ko yana da girman 4 mai launi na layi na layi ko girman girman madubi na 8, mai aiki dole ne ya tabbatar da cewa kayan yana da laushi a kan kayan kuma cewa rufin bai lalace ba yayin sarrafawa da sarrafawa.Hakanan zai iya iyakance shirye-shirye da zaɓuɓɓukan tsaftacewa, waɗanda ke da mahimmanci ga samar da ɓangaren inganci.
"Lokacin yin aiki tare da wannan kayan, abu na farko da za a yi shi ne tabbatar da cewa yana da tsabta, tsabta da tsabta kuma," in ji Rick Hathelt, Manajan Yankin PFERD na Kanada, Ontario, Mississauga, Ontario.“Yana da matukar muhimmanci a tabbatar kana da yanayi mai tsabta (ba tare da carbon ba) yayin tsaftace bakin karfe don cire datti wanda daga baya zai iya haifar da iskar oxygen (tsatsa) da kuma hana layin wucewa daga murmurewa ta hanyar samar da kariya mai kariya don rage iskar oxygen.”
Lokacin amfani da bakin karfe, kayan da muhalli dole ne a tsaftace su.Cire mai da ragowar filastik daga kayan farawa ne mai kyau.Gurɓataccen ƙarfe akan bakin karfe na iya haifar da iskar oxygenation, amma kuma suna iya haifar da matsaloli yayin walda kuma haifar da lahani.Sabili da haka, yana da mahimmanci don tsaftace farfajiya kafin sayarwa.
Yanayin bitar ba koyaushe shine mafi tsabta ba kuma ƙetare na iya zama matsala yayin aiki tare da bakin karfe da carbon karfe.Sau da yawa kantin sayar da magoya baya da yawa ko amfani da na'urorin sanyaya iska don sanyaya ma'aikata, wanda zai iya tura gurɓataccen ƙasa ko haifar da ɗigon ruwa ko narkewa don haɓaka kan albarkatun ƙasa.Wannan yana da wahala musamman lokacin da aka hura barbashin ƙarfe na carbon akan bakin karfe.Rarrabe waɗannan kayan da adana su a cikin tsabtataccen muhalli yana da mahimmanci idan ana maganar walda mai inganci.
Yana da mahimmanci don cire launin launi don kada tsatsa ba ta gina lokaci ba kuma ya raunana tsarin gaba ɗaya.Hakanan yana da kyau a cire bluing don ma fitar da launin saman.
A Kanada, saboda tsananin sanyi da yanayin yanayin hunturu, yana da matukar muhimmanci a zabi matakin da ya dace na bakin karfe.Douville ya bayyana cewa yawancin shagunan da farko sun zaɓi 304 saboda farashinsa.Amma idan shagon zai yi amfani da wannan kayan a waje, za su ba da shawarar canzawa zuwa 316 ko da yake farashin sau biyu.304 yana da saukin kamuwa da lalata lokacin amfani ko adanawa a waje.Ko da an tsaftace farfajiyar kuma an kafa Layer passivation, yanayin waje na iya yin aiki a saman, lalata layin wucewa kuma a ƙarshe ya sake haifar da tsatsa.
"Shirye-shiryen walda yana da mahimmanci ga wasu dalilai masu mahimmanci," in ji Gabi Miholix, ƙwararren Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararrun Ƙwararru, 3M Canada, London, Ontario.“Cire tsatsa, fenti da bevels yana da mahimmanci don walda mai kyau.Dole ne farfajiyar walda ta kasance ba ta da gurɓataccen abu wanda zai iya raunana haɗin gwiwa. "
Hatelt ya kara da cewa tsaftace wuri ya zama dole, amma shirye-shiryen riga-kafi na iya haɗawa da chamfer kayan don tabbatar da mannewa daidai da ƙarfin walda.
Lokacin walda bakin karfe, yana da mahimmanci a zaɓi madaidaicin ƙarfen filler don matakin da ake amfani da shi.Bakin karfe yana da mahimmanci musamman kuma yana buƙatar walda don a ba da takaddun shaida don nau'in abu iri ɗaya.Misali, karfe 316 na tushe yana buƙatar karfe 316. Welders ba za su iya amfani da kowane nau'in ƙarfe kawai ba, kowane nau'in ƙarfe na bakin karfe yana buƙatar takamaiman filler don walda da kyau.
"Lokacin walda bakin karfe, mai walda da gaske dole ne ya sa ido kan yanayin zafi," in ji Michael Radaelli, manajan samfur na Norton |Gidajan sayarwa A Saint-Gobain, Worcester, Massachusetts"Akwai na'urori daban-daban da za a iya amfani da su don auna zafin walda da kuma sashin yayin da mai walda ya yi zafi, saboda idan tsaga ya bayyana a cikin bakin karfe, sashin ya lalace."
Radaelli ya kara da cewa dole ne mai walda ya tabbatar da cewa bai dade a wuri daya ba.Multi-Layer waldi hanya ce mai kyau don kiyaye substrate daga zafi mai zafi.Tsawon walda na bakin karfe na tushe na iya haifar da zafi da tsagewa.
"Welding bakin karfe na iya daukar lokaci mai tsawo, amma kuma fasaha ce da ke bukatar kwararrun hannu," in ji Radaelli.
Shirye-shiryen bayan walda da gaske ya dogara da ƙarshen samfurin da aikace-aikacen sa.A wasu lokuta, Miholix ya bayyana, weld ɗin ba a taɓa gani ba, don haka kawai ana buƙatar tsaftacewa mai iyaka bayan walda, kuma duk wani abu mai ban mamaki ana cire shi da sauri.Ko walda yana iya buƙatar daidaitawa ko tsaftacewa, amma ba a buƙatar shiri na musamman na sama.Idan ana buƙatar kammala tarar ko madubi, ana iya buƙatar ƙarin matakan goge goge.Ya dogara kawai akan aikace-aikacen.
"Matsalar ba shine launi ba," in ji Miholic."Wannan canza launi na saman yana nuna cewa kaddarorin karfe sun canza kuma suna iya zama oxidize / tsatsa."
Zaɓin kayan aiki mai ƙarewa mai canzawa zai adana lokaci da kuɗi kuma ya ba mai aiki damar keɓance ƙarshen.
Yana da mahimmanci don cire launin launi don kada tsatsa ba ta gina lokaci ba kuma ya raunana tsarin gaba ɗaya.Hakanan yana da kyau a cire bluing don ma fitar da launin saman.
Tsarin tsaftacewa na iya lalata saman ƙasa, musamman lokacin amfani da sinadarai masu tsauri.Tsabtace kuskure na iya hana samuwar Layer passivation.Wannan shine dalilin da ya sa masana da yawa ke ba da shawarar tsaftace hannu na waɗannan sassa na walda.
"Tare da tsaftacewa ta hannu, idan ba ku ƙyale iskar oxygen ta amsa tare da saman na tsawon sa'o'i 24 ko 48 ba, ba ku da lokacin da za ku ƙirƙiri wani wuri mai wucewa," in ji Douville.Ya bayyana cewa saman yana buƙatar iskar oxygen don amsawa tare da chromium a cikin gami don samar da Layer passivation.A wasu shagunan, al'ada ce a tsaftace, shirya sassa, da jigilar su nan da nan, wanda ke rage saurin aiki kuma yana ƙara haɗarin lalata.
Masu masana'anta da masu walda galibi suna amfani da abubuwa da yawa.Duk da haka, kamar yadda aka ambata a baya, amfani da bakin karfe yana sanya wasu iyakoki.Ɗaukar lokaci don tsaftace sashin mataki ne mai kyau na farko, amma yana da kyau kamar yanayin da yake ciki.
Hatelt ya ce yana ci gaba da ganin gurbacewar ayyuka.Makullin shine kawar da kasancewar carbon a cikin yanayin aiki na bakin karfe.Ba sabon abu ba ne ga shaguna masu amfani da karfe don canzawa zuwa bakin karfe ba tare da shirye-shiryen da ya dace na yanayin aiki don wannan kayan ba.Wannan kuskure ne, musamman idan ba za su iya raba kayan biyu ba ko kuma su sayi kayan aikin kansu.
"Idan kuna da goga na waya don niƙa ko shirya bakin karfe kuma kuna amfani da shi akan karfen carbon, ba za ku iya amfani da bakin karfe ba," in ji Radaelli.“Yanzu goga sun gurbata da carbon da tsatsa.Idan gogayen sun gurɓace, ba za a iya tsabtace su ba.
Shagunan dole ne su yi amfani da kayan aikin daban don shirye-shiryen kayan, amma kuma dole ne su yiwa kayan aikin lakabin "bakin ƙarfe kawai" don guje wa gurɓataccen gurɓataccen abu, in ji Hatelt.
Ya kamata shaguna suyi la'akari da abubuwa da yawa lokacin zabar kayan aikin shirye-shiryen walda na bakin karfe, gami da zaɓuɓɓukan zubar da zafi, nau'in ma'adinai, saurin gudu, da girman hatsi.
"Zaɓin zafi mai ɗorewa mai rufi abrasive shine farawa mai kyau," in ji Miholix.“Bakin ƙarfe yana da wahala sosai kuma yana haifar da ƙarin zafi lokacin niƙa fiye da ƙaramin ƙarfe.Dole ne zafi ya tafi wani wuri, don haka akwai abin rufewa wanda zai ba da damar zafi zuwa gefen diski, maimakon tsayawa daidai inda kake nika.a wancan lokacin ya kasance cikakke”.
Zaɓin abrasive kuma ya dogara da abin da gamawar gaba ɗaya yakamata yayi kama, in ji ta.Lallai yana cikin idon mai kallo.Ma'adinan Alumina a cikin abrasives sune mafi yawan nau'in da ake amfani da su a cikin matakan ƙarewa.Don sanya bakin karfe ya zama shudi a saman, yakamata a yi amfani da ma'adinan silicon carbide.Ya fi kaifi kuma ya bar zurfafa yankewa waɗanda ke nuna hasken daban, suna mai da shi shuɗi.Idan mai aiki yana neman takamaiman wuri ko na musamman, yana da kyau a yi magana da mai kaya.
"RPM babbar matsala ce," in ji Hatelt.“Kayan aiki daban-daban suna buƙatar RPM daban-daban kuma galibi suna gudu da sauri.Yin amfani da daidaitaccen RPM yana ba da mafi kyawun sakamako mai yiwuwa, duka dangane da yadda aikin ke yin sauri da kuma ingancin inganci.Nemo karshen da kuke so da yadda za ku auna shi. "
Douville ya kara da cewa saka hannun jari a cikin kayan aikin gama saurin gudu wata hanya ce ta magance matsalolin saurin gudu.Yawancin masu aiki suna gwada injin na yau da kullun don kammalawa, amma yana da babban saurin yankewa kawai.Kammala aikin yana buƙatar raguwa.Zaɓin kayan aiki mai ƙarewa mai canzawa zai adana lokaci da kuɗi kuma ya ba mai aiki damar keɓance ƙarshen.
Grit kuma yana da mahimmanci lokacin zabar abrasive.Mai aiki yakamata ya fara da mafi kyawun grit don aikace-aikacen.
Farawa da 60 ko 80 grit (matsakaici), mai aiki zai iya tsalle zuwa grit 120 (lafiya) da 220 grit (mai kyau sosai) kusan nan da nan, yana ba da bakin karfe wuri na 4th.
"Zai iya zama kadan kamar matakai uku," in ji Radaelli."Duk da haka, idan ma'aikacin yana mu'amala da manyan walda, ba zai iya farawa da 60 ko 80 grit ba kuma yana iya zaɓar 24 (mafi kyau) ko 36 (m).Wannan yana ƙara ƙarin mataki kuma yana iya zama da wahala.cire zurfafa zurfafa cikin kayan.”
Har ila yau, ƙara maganin feshi ko gel na iya zama babban abokin welder, amma sau da yawa ana mantawa da shi lokacin walda bakin karfe, in ji Douville.Dole ne a cire ɓangarorin da aka ɓata, waɗanda za su iya zazzage saman, suna buƙatar ƙarin matakan yashi kuma ɗaukar ƙarin lokaci.Ana iya kawar da wannan mataki cikin sauƙi tare da tsarin tsaro na fantsama.
Lindsay Luminoso, editan aboki, yana ba da gudummawa ga aikin ƙarfe na Kanada da Kera & Welding na Kanada. Lindsay Luminoso, editan aboki, yana ba da gudummawa ga aikin ƙarfe na Kanada da Kera & Welding na Kanada. Линдси Луминосо, помощник редактора, вносит свой вклад как в Canadian Metalworking, так и в Kanad Fabricating & Welding. Lindsey Luminoso, Mataimakin Editan, yana ba da gudummawa ga duka Ƙarfa na Kanada da Kera & Welding na Kanada.Lindsey Luminoso, Mataimakin Editan, yana ba da gudummawa ga Ƙarfe na Kanada da Kera da Welding Kanada.Ta kasance Mataimakin Editan / Editan Yanar Gizo a Metal Fabrication Canada daga 2014 zuwa 2016 kuma kwanan nan Mataimakin Edita a Sashen Zane.
Luminoso yana da Digiri na Digiri na Fasaha daga Jami'ar Carleton, Digiri na Ilimi daga Jami'ar Ottawa, da Takaddar Digiri a cikin Littattafai, Mujallu, da Buga na Dijital daga Kwalejin Centennial.
Ci gaba da kasancewa tare da sabbin labarai, abubuwan da suka faru da fasahohi a duk faɗin karafa daga wasiƙun mu na wata-wata da aka rubuta na musamman don masana'antun Kanada!
Yanzu tare da cikakken damar zuwa bugu na dijital na Metalworking na Kanada, samun sauƙin samun albarkatun masana'antu masu mahimmanci.
Yanzu tare da cikakken damar dijital zuwa Made in Canada da Weld, kuna da sauƙin samun dama ga albarkatun masana'antu masu mahimmanci.
Gabatar da hanya mafi wayo don fesa.Gabatar da mafi kyawun kimiyyar 3M a cikin ɗayan mafi wayo, mafi ƙarancin bindigogi a duniya.