Iikhoyili zetsimbi ezenziwe ngegalvanized ziye zaba yinto ebalulekileyo kumashishini ahlukeneyo ngenxa yeempawu zabo ezikhethekileyo kunye nokuguquguquka. Ezi khoyili zibalulekile kulwakhiwo, ukwenziwa kweemoto, kunye nezinye izinto ezininzi apho ukuqina kunye nokumelana nomhlwa kubaluleke kakhulu. Ukuqonda ukuba zeziphi iikhoyili zentsimbi, ukuba ziveliswa njani, kunye neenzuzo zazo zibalulekile kwiingcali zobunjineli, izakhiwo, kunye namacandelo okuvelisa.
Embindini wayo, a I-Galvanized Steel Coil yintsimbi ye-carbon sheet eqatywe nge-zinc macala omabini. Le nkqubo yokugalela iphakamisa ukuxhathisa kwentsimbi kumhlwa kwaye yandisa ubomi bayo, iyenze ibe lolona khetho lufanelekileyo lwemekobume evezwe kukufuma kunye nezinye izinto ezidlayo.
Isishwankathelo seKhoyili yentsimbi eyiGalvanized
Iintsimbi zensimbi ezenziwe nge-galvanized ziveliswa ngenkqubo ye-metallurgical efaka i-zinc coating yokukhusela kwintsimbi. Olu gquba lusebenza njengesithintelo kwimiba yokusingqongileyo ebangela umhlwa, njengokufuma kunye nokuba sesichengeni samanzi etyuwa. I-zinc ayikhuseli kuphela intsimbi ngokusebenza njengesithintelo somzimba kodwa inika ukhuseleko lombingelelo, oku kuthetha ukuba iya kugqwala phambi kokuba intsimbi engaphantsi yenze.
Inkqubo ye-galvanization iphucula kakhulu ukuchasana kwentsimbi kumonakalo womatshini kunye nokubola, ukuqinisekisa ukusebenza kwexesha elide. Ukuthandwa kweekhoyili zentsimbi kunxulunyaniswa neendleko-zokusebenza, ukufumaneka, kunye nokuguquguquka kweendlela ezahlukeneyo zokuyila, kubandakanywa ukuwelda, ukuqengqeleka, kunye nokwenza.
Inkqubo yokuVeliswa kweKhoyili yeNsimbi eGalvanized
Ukuveliswa kwee-coil zetsimbi zensimbi kubandakanya amanyathelo amaninzi abalulekileyo, ngalinye linegalelo kumgangatho kunye neempawu zemveliso yokugqibela. Indlela ephambili ye-galvanization yinkqubo ye-hot-dip, nangona i-electro-galvanization isetyenziselwa izicelo ezithile.
Hot-Dip Galvanization
I-Hot-dip galvanization ibandakanya ukuntywiliselwa kwikhoyili yentsimbi kwibhafu ye-zinc etyhidiweyo kumaqondo obushushu amalunga nama-450°C (842°F). Ngaphambi kokuntywiliselwa, intsimbi icocwa ngokucokisekileyo ukuze isuse nayiphi na i-oxides okanye ukungcola okunokuthintela ukunamathela ngokufanelekileyo. Yakube iditshiwe, intsimbi iyarhoxiswa ebhafini, kwaye i-zinc yokwambathisa iyaqina xa ipholisa, yenze ibhondi yesinyithi kunye ne-substrate yentsimbi.
Le nkqubo iphumela kwi-coating eyomeleleyo ebonelela ngokumelana nokugqwesa okugqwesileyo. Ubuninzi be-zinc layer bunokulawulwa ukuhlangabezana neemfuno ezithile, ukwenza ii-coil zensimbi ezitshisiweyo ezitshisiweyo ezifanelekileyo kuluhlu olubanzi lwezicelo.
Electro-Galvanization
I-Electro-galvanization, ngakolunye uhlangothi, isebenzisa umbane okhoyo kwisisombululo se-electrolyte ukufaka i-zinc kwindawo yentsimbi. Le ndlela ivumela ulawulo oluchanekileyo phezu kobunzima bokugquma kwaye ibangele ukugqitywa okugudileyo xa kuthelekiswa ne-galvanization yediphu eshushu. Nangona kunjalo, i-coating incinci, enokuthi inciphise ukuxhathisa kwe-corrosion kwindawo enzima.
Iintsimbi zensimbi ze-Electro-galvanized zivame ukusetyenziswa kwizicelo apho kufuneka umgangatho ophezulu womgangatho ophezulu, njengamapaneli omzimba weemoto kunye nezixhobo zendlu.
Iindidi zeKoyile yentsimbi
Iikhoyili zetsimbi zentsimbi ziza kwiindidi ezahlukahlukeneyo, ezihluke ngeendlela zabo zokuvelisa kunye neempawu. Ukuqonda ezi ntlobo kubalulekile ekukhetheni imathiriyeli efanelekileyo kwizicelo ezithile.
Ikhoyili yentsimbi eDidiweyo eshushu
Iikhoyili zentsimbi eziditshiweyo ezishushu ziveliswa ngenkqubo yokwenziwa kwegalvanization yediphu eshushu, nto leyo ekhokelela kwi-zinc eshinyeneyo yokugquma enika uxhathiso oluphezulu lokudleka. Zisetyenziswa ngokubanzi kulwakhiwo, uphahla, ukuhombisa, kunye nezinye izicelo apho ukuqina kubalulekile. I Ikhoyili yentsimbi etshisiweyo editshiweyo iyaziwa ngokuphila ixesha elide kunye nokukwazi ukumelana neemeko ezirhabaxa zokusingqongileyo.
Ikhoyili yentsimbi eQhelekileyo eqengqelekayo
Iikhoyili zentsimbi ezigoqiweyo ezibandayo zenziwe ngokufaka i-zinc coating kwintsimbi epholileyo eqengqelekayo ukuphumeza igeyiji encinci. Le nkqubo iphucula amandla entsimbi kwaye iphumela ekugqityweni komphezulu ogudileyo, iyenze ilungele izicelo ezifuna ukuchaneka kunye nesibheno sobuhle, njengendawo yemoto kunye nezixhobo zombane.
Ukusetyenziswa kweKhoyili yentsimbi
Iikhoyili zentsimbi ezenziwe ngegalvanized zisetyenziswa kwimizi-mveliso emininzi ngenxa yezinto eziluncedo. Ezi zilandelayo zezinye zezicelo eziphambili:
Ishishini loKwakha
Ekwakhiweni, iikhoyili zetsimbi ezenziwe ngamagalvanized zisetyenziselwa ukwenza izinto zokuphahla, iipaneli zodonga kunye nezixhaso zesakhiwo. Ukunganyangeki kwabo kwi-corrosion kuqinisekisa ubomi obude bezakhiwo kunye nokunciphisa iindleko zokulondoloza. I I-coil yensimbi ye-GI lukhetho oludumileyo lweziseko ezivezwe kwizinto.
Ushishino lweemoto
Iikhoyili zentsimbi eziphehlisiweyo ziyimfuneko ekuveliseni iinxalenye zeemoto, kubandakanywa iipaneli zomzimba kunye nezakhelo. Ukumelana nomhlwa kwandisa ubomi besithuthi kwaye kuphucula ukhuseleko ngokugcina imfezeko yesakhiwo ngokuhamba kwexesha.
IziXhobo zaseKhaya
Izixhobo ezifana nezikhenkcezisi, oomatshini bokuhlamba iimpahla, kunye nezipholile-moya zisebenzisa iikhoyili zentsimbi ezifakwe amazimba ukuze zibe neekhoyile kunye nezinto zangaphakathi. Ukuqina kwemathiriyeli kunye nokugqitywa kobuhle kuyenza ilungele iimveliso ezifuna zombini iifom kunye nomsebenzi.
EzoLimo kunye nokuBiyela
Kwezolimo, iikhoyili zentsimbi eziphehlisiweyo zisetyenziselwa ukubiyela, izindlu zokugcina izityalo, kunye nezakhiwo zokugcina. Ukukwazi ukumelana neemeko zemozulu ngaphandle kokugqwala kubenza balungele ukusetyenziswa ngaphandle. Amafama axhamla kwiindleko ezincitshisiweyo zokubuyisela kunye nokwandisa ixesha lokuphila kwezixhobo.
Izinto eziluncedo kwiKhoyili yentsimbi
Ukusetyenziswa ngokubanzi kweekhoyili zentsimbi ngenxa yeengenelo ezininzi eziphambili ezibonelelwa yile nto:
Ukunyangwa kokuMhlwa
Ingubo ye-zinc inika umqobo okhuselayo okhusela intsimbi kumswakama kunye ne-oxygen, ukunciphisa kakhulu izinga lokubola. Olu khuseleko luxabiseke ngokukodwa kwiindawo apho ukuvezwa kwimozulu okanye izinto eziyingozi zixhaphakile.
Iindleko-Ukusebenza
Iikhoyili zensimbi ze-galvanized ziyindlela engabizi kakhulu xa kuthelekiswa nensimbi engenasici okanye i-aluminium, enika amanqanaba afanayo okumelana nokubola kwixabiso eliphantsi. Ugcino lwexesha elide olusuka kwiindleko zolondolozo oluncitshisiweyo kunye neendleko zokuthenga ngokutsha luqhubela phambili ukubhenela kwabo kwezoqoqosho.
Ukuguquguquka nokuQuquleka
Ezi khoyili zinokubunjwa ngokulula, zidityaniswe, kwaye zenziwe zibe ziimilo ezahlukeneyo kunye nobukhulu. Oku kuguquguquka kuvumela abavelisi ukuba basebenzise iikhoyili zetsimbi zentsimbi kuluhlu olubanzi lweemveliso kunye nezakhiwo, ukulungelelanisa iimfuno ezithile zoyilo.
Isibheno sobuhle
Insimbi ene-galvanized inembonakalo eyahlukileyo enokuthi inqwenelekayo kwizicelo zokwakha. Ukugqitywa okuphothiweyo kubonelela ngenkangeleko eyodwa enokuthi ishiywe ibhengezwe okanye ipeyintwe ngaphezulu, ivumela ukwenziwa ngokwezifiso okongeziweyo.
Imingeni kunye neNgqwalasela
Nangona kukho iinzuzo ezininzi, kukho imingeni ehambelana nokusebenzisa iikhoyili zentsimbi. Ukuqonda ezi ngqwalasela kubalulekile ekwenzeni izigqibo ezisekelwe kwisicelo sabo.
Ukuwelda kunye neFabrication
Ngelixa intsimbi enegalvanized can welded, i-zinc coating inokuvelisa umsi oyityhefu xa ishushu. Amanyathelo afanelekileyo okungena komoya kunye nokhuseleko ayimfuneko ukukhusela abasebenzi ngexesha leenkqubo zokwenziwa.
Ukwahlukahlukana ukutyeba
Ubunzima bengubo ye-zinc bunokwahluka, buchaphazela ukuxhathisa kwe-corrosion kunye nokusebenza. Kubalulekile ukucacisa ubukhulu obufunekayo bokugquma kwisicelo esicetywayo, ngakumbi kwiimeko ezirhabaxa.
Ukungafezeki komphezulu
I-galvanization yediphu eshushu inokubangela ukungahambi kakuhle komphezulu okanye ukugqiba rhabaxa. Kwizicelo ezifuna ukugqiba okugudileyo, njengeemveliso ezithile zabathengi, intsimbi ye-electro-galvanized inokufaneleka ngakumbi.
Impembelelo yokusingqongileyo kunye noZinzo
Uzinzo lubaluleke kakhulu ekukhetheni izinto eziphathekayo. Iikhoyili zentsimbi ezenziwe ngegalvanized zibonelela ngeenzuzo ezininzi zokusingqongileyo:
Ukurisayikilisha
Intsimbi yegalvanized i-100% iphinda isetyenziswe ngaphandle kokulahleka komgangatho. Ukuphinda kusetyenziswe insimbi kunciphisa imfuno yezinto eziluhlaza kunye nokusetyenziswa kwamandla okuhambelana nokuveliswa kwentsimbi, ukunciphisa impembelelo yokusingqongileyo.
Ubomi obude
Ubomi obandisiweyo bezakhiwo zetsimbi kuthetha ukuba izibonelelo ezimbalwa ezifunekayo ukulungiswa kunye nokutshintshwa. Oku komelela kunegalelo kuzinzo ngokunciphisa inkcitho kunye nokusetyenziswa kobutyebi ngokuhamba kwexesha.
Imigangatho yoMgangatho kunye neziQinisekiso
Ukuthotyelwa kwemigangatho yomgangatho wamazwe ngamazwe kuqinisekisa ukuba iikhoyili zentsimbi ezifakwe igalvanized zihlangabezana nemilinganiselo ethile yokusebenza. Imigangatho efana ne-ASTM A653/A653M ichaza iimfuno zobunzima bokugquma, iipropathi zoomatshini, kunye neendlela zokuvavanya.
Abavelisi ababambelela kule migangatho babonelela ngesiqinisekiso somgangatho kunye nokuthembeka. Xa ukhetha iikhoyili zentsimbi, kubalulekile ukuqinisekisa ukuba iimveliso ziyahlangabezana neenkcukacha eziyimfuneko kwisicelo esicetywayo.
Ukuqhubela phambili kwiTekhnoloji yeNtsimbi yeGalvanized
Uphando kunye nophuhliso lwe-metallurgy luye lwakhokelela ekuphuculeni ukuveliswa kwekhoyili yensimbi. Izinto ezintsha zibandakanya ukuphuhliswa kweentsimbi eziphakamileyo ezinokwakheka okuphuculweyo kunye neengubo eziphuculweyo zokumelana nokubola.
Ngokomzekelo, i-alloying elements isetyenziselwa ukudala iingubo ezibonelela ngokhuseleko olungcono kwiindawo ezithile, ezifana ne-atmospheres yaselwandle okanye i-industrial setting kunye namazinga aphezulu ongcoliseko.
Izifundo zeMyezo kunye neMizekeliso yeShishini
Amashishini amaninzi aphumeze ngempumelelo iikhoyili zentsimbi kwiimveliso kunye neziseko zophuhliso:
IiProjekthi zeziseko zophuhliso
Iiprojekthi ezinkulu ezifana neebhulorho kunye noohola bendlela zisebenzisa intsimbi enamazinki ukomelela kunye nokuqina. Ukusetyenziswa kwe-coil yensimbi ene-galvanized kunika ingqibelelo yesakhiwo esiyimfuneko ngelixa uxhathisa ukubola kwiminyaka emininzi.
UkuVeliswa kweeMoto
Abaqulunqi be-automakers baye bamkela iikhoyili zensimbi zokuphucula ixesha elide lesithuthi kunye nokunciphisa iindleko zewaranti ezinxulumene nokubola. Olu tshintsho lukhokelele kumaxabiso angcono okuthengisa kwakhona kunye nokwaneliseka kwabathengi.
Ulwakhiwo lwaMandla aVuselelwayo
Ii-injini zomoya kunye nokunyuswa kweepaneli zelanga zihlala zisebenzisa intsimbi ye-galvanized ngenxa yokukwazi ukumelana neemeko ezinzima zangaphandle. Amandla ezinto eziphathekayo axhasa iimfuno zesakhiwo kolu fakelo ngelixa kuncitshiswa ulondolozo.
Ukuqukumbela
Iikhoyili zentsimbi ezenziwe ngegalvanized ziyinto ebalulekileyo kushishino lwanamhlanje, enika indibaniselwano yamandla, ukuqina, kunye nokuxhathisa ukubola. Ukuqonda iintlobo ezahlukeneyo, iinkqubo zokuvelisa, kunye nokusetyenziswa kubalulekile kwiingcali ezifuna ukusebenzisa ezi mathiriyeli ngokufanelekileyo.
Ngokuqhubela phambili okuqhubekayo kwitheknoloji kunye nokwandisa ugxininiso kwimisebenzi ezinzileyo, iikhoyili zetsimbi zentsimbi ziya kuqhubeka zidlala indima ebalulekileyo kulwakhiwo, ukuvelisa, kunye namanye amacandelo. Ukukhetha uhlobo olufanelekileyo-ukuba a icoil yentsimbi epholileyo eqengqiwe okanye a hot dipped galvanized steel coil -kunye nokuqinisekisa ukuba ihlangabezana nemigangatho yomgangatho kuya kwandisa inzuzo kunye nobomi obude bemveliso yokugqibela.
