Ukuqalisa
Esikhathini sezimboni sanamuhla zezimboni, isidingo sezinto zokwakha ezihlanganisa ukuqina nokusebenza izindleko akukaze kube ngaphezulu. Insimbi, ingxenye eyisisekelo ekwakheni nasekukhiqizeni, idinga ukuvikeleka okuqinile ekugqwaneni ukuze kuqinisekiswe ubuqotho obude nobuqotho bezinhlekelele. Phakathi kwezindlela ezahlukahlukene ezitholakalayo, Ikhoyili yensimbi eshisayo eshisayo ivele njengokhetho oluphakeme lwamafektri, abathengisi be-Channel, kanye nabasabalalisi. Le ndatshana idlulela ezinhlolweni ezisemqoka zokusebenzisa ikhoyili yensimbi eshisayo ethosiwe, ukuhlola izinzuzo zayo, izinhlelo zokusebenza, kanye nesayensi ngemuva kokusebenza kwayo.
Inqubo yokudonsa eshisayo ye-dip galvanization
Ukuze ubone ngokugcwele izinzuzo zekhoyili yensimbi eshisayo eshisayo eshisayo, kubalulekile ukuqonda inqubo ye-galvanization uqobo. I-hot dip galvanization ifaka ukucwilisa amakhoyili ensimbi ibe kubhavu we-zinten zinc efudumele cishe ngo-450 ° C (842 ° F). Le nqubo iholela esibophweni se-metallurgical phakathi kwe-zinc nensimbi, yakha uchungechunge lwezendlalelo ze-zinc-iron alloy. Isendlalelo sangaphandle siyi-zinc emsulwa, enikeza ukuqeda okunzima nokuvikela okuphikisana nokugqwala.
Isigaba sokulungiselela sibalulekile, sibandakanya ukuhlanza insimbi ukuze ususe konke ukungcola. Lokhu kuqinisekisa ukunamathela okuphezulu kwe-zinc coating. Insimbi iqala ukuncipha ukuqeda uwoyela nokungcola, kulandelwe ngokuthatha isisombululo se-acidic ukuze ususe isikali sokugqwala nokugaya. Isixazululo se-flux bese sisetshenziswa ukuvikela i-oxidation ngaphambi kokucwiliswa e-zinc ebiwe. Umphumela uba yikhoyili yensimbi evumelanayo ehlanganiswe ngezinto ezithuthukisiwe zokuvikela.
Izinzuzo ezisemqoka zokusebenzisa ikhoyili yensimbi eshisayo eshisayo ye-galvanized
Ukuqina isikhathi eside
Enye yezinzuzo ezibaluleke kakhulu ukuqina okukhethekile okunikezwe yi-zinc coating. Isibopho se-metallurgical esakhiwe ngesikhathi se-galvanization siqinisekisa ukuthi ukuhlanganisa kuyingxenye ebalulekile yensimbi, okuvikela ukuvikelwa okuqinile ezintweni zezemvelo. Ucwaningo lukhombisile ukuthi insimbi eshisayo eshisayo ye-galvanized ingahlala iminyaka engaphezu kwengu-50 ezindaweni zasemakhaya kanye neminyaka engama-20 kuye kwangama-25 ekwakhiweni okunzima kwasemadolobheni kanye nosogwini ngaphandle kokugqwala okubalulekile. Lokhu kuphila isikhathi eside kunciphisa isidingo sokufakwa kabusha kwezidingo njalo, okunikeza ukonga izindleko okukhulu ngokuhamba kwesikhathi.
Ukusebenza kwezindleko
I-galvaning eshisayo eshisayo ayisebenzi kuphela kepha futhi ibuye ibe nomnotho. Izindleko zokuqala zeGalvaning zivame ukwedlula ezinye izimbangi ezivikelayo ngenxa yesicelo saso esisebenzayo nesiqondile. Ngaphezu kwalokho, izidingo zokulungiswa okuncane zihumusha izindleko eziphansi zesikhathi eside. Ukuhlaziywa kwezindleko zokuphila kuveza ukuthi insimbi ehlanganisiwe ivame ukuletha inketho engabizi kakhulu lapho icubungula izindleko eziphelele ngempilo yesakhiwo, kufaka izindleko zokuqala, ukugcinwa kanye nesikhathi esingelona isikhathi sokuphumula ngenxa yokulungiswa.
Ukuvikelwa okuphelele
Inqubo eshisayo ye-dip galvanization iqinisekisa ukumbozwa okuphelele kwensimbi, kufaka phakathi imiphetho, amakhona nezindawo ezingafinyeleleki. Lokhu kufana kubalulekile ngoba kuhlinzeka ngokuvikelwa okugcwele ezintweni ezilimazayo. I-zinc coating inikeza isithiyo nokuvikelwa komhlatshelo. Uma ukuhlanganiswa kuklanywe noma kulimele, i-zinc ezungezile izokonakala ngokukhethekile, ivikela insimbi eyisisekelo ngenqubo eyaziwa ngokuthi yi-Cathodic Protect.
Ukubukwa kokuhlola nokulungisa
Ukuhlolwa kwensimbi eshisayo eshisiwe ye-galvanized iqondile futhi ayidingi imishini ekhethekile. Ubukhulu nokufana kwe-zinc coating kungahlolwa ngokubona futhi kulinganiswe kusetshenziswa izindlela zokuhlola ezilula, ezingeyona eyonakalisayo. Lokhu kulula kokuhlola kuqinisekisa ukulawulwa kwekhwalithi okuphakathi kokuhlinzekwa kwempahla. Ngokwengeziwe, insimbi eshisayo ye-galvanized galvanized idinga ukulungiswa okuncane. Ezindaweni eziningi, kungahlala kumahhala amashumi eminyaka, kuqede isidingo sokuthathwa okubizayo futhi kunciphise izindleko eziphelele zokuphila.
Ukusimama Kwezemvelo
Ukusimama kungukukhathazeka okukhulayo embonini yanamuhla. I-hot dipped steel yensimbi yensimbi inomthelela ezinhlelweni zezemvelo. Kokubili insimbi ne-zinc kungu-100% kabusha ngaphandle kokuwohloka kwezindawo. Ekupheleni kwempilo yayo ewusizo, insimbi eyenziwe nge-galvanized ingavuselelwa, isekele umnotho oyindilinga futhi yehlise isidingo sezinto ezibonakalayo. Ngaphezu kwalokho, impilo yenkonzo eyengeziwe yensimbi enziwe nge-galvanized inciphisa umthelela wezemvelo ohambisana nokufakwa esikhundleni kanye nokulungiswa njalo.
Ukuguquguquka kwezicelo
Ukuguquguquka okuhlukahlukene kwe-hot dipped galvanized steel galvanized yensimbi kwenza ukuthi ilungezinhlobonhlobo zezicelo. Izimfanelo zayo zokuvikela eziqinile zinenzuzo ezindaweni ezivezwa umswakama, amakhemikhali, noma ukugqokwa kwemishini. Izimboni ezinjengokwakha, izimoto, ezolimo, kanye nengqalasizinda zivame ukusebenzisa insimbi ehlanganisiwe. Izinto ezibonakalayo zingabanjwa zaba bobunjwa nosayizi abahlukahlukene, indawo yokuhlala izidingo ezahlukahlukene zokuqamba ngaphandle kokuyekethisa ubuqotho bokuvikela.
Ukusetshenziswa okusebenzayo kwekhoyili yensimbi eshisayo ye-galvanized
Ikhoyili yensimbi eshisayo eshisayo isetshenziswa kabanzi ekwakheni amabhuloho, izakhiwo, namanye amaphrojekthi wengqalasizinda. Ukumelana kwayo kokugqwala kubalulekile ekutholeni isikhathi sokuphila kwalezi zinhlaka, ikakhulukazi ezindaweni ezinokhahlo. Embonini yezimoto, isetshenziselwa amaphaneli omzimba kanye nezinto ezakhiwo, ukuthuthukisa ukuphepha nokuqina. Imishini yezolimo nezindawo zokugcina zizuza ekumelaneni kwensimbi kwe-galvanized kumswakama namakhemikhali atholakala kumanyolo kanye nama-pesticides.
Ngaphezu kwalokho, isikhalazo esihle sezinto ezibonakalayo siholele ekusetshenzisweni kwaso ezingcemeni zokwakha lapho ifomu zombili kanye nomsebenzi kubalulekile. Ukuqedwa okucwebezelayo, okuchithekile kwensimbi ye-galvanized kungaba yinto ekhangayo design element. Ukusetshenziswa kwayo ezinhlelweni ze-HVAC, izinto zokusebenza, kanye nezimpahla zabathengi kukhombisa ukuguquguquka kwayo kanye nokwethembeka emikhakheni ehlukene yemakethe.
Ukuqhathanisa Ukuhlaziya nezinye izindlela zokuhlanganisa
Uma uqhathanisa nezinye izigqoko zokuvikela njengokupenda noma ukupenda i-powder, i-hot dip galvanizing inikeza isivikelo esiphakeme futhi esingaguquki. I-Paint Coatings inganikeza isikhalazo esihle kakhulu sobuhle kodwa ngokuvamile abanayo ukumelana nokugqwala kwesikhathi eside kwezembatho ze-gallvanized. Upende uyakwazi amakhasi, chip, noma ukuqhekeka ngokuhamba kwesikhathi, kuveze insimbi ezintweni zemvelo. Ngokuphambene nalokho, isibopho se-metallurgical se-zinc coating ku-galvanization siqinisekisa ukubambelela nokuqina.
I-Electro-Galvanizing kungenye indlela esebenzisa i-zinc coating encane esebenzisa i-electroplating. Ngenkathi ilungele izinhlelo ezithile zohlelo, ayinikezi ezingeni elifanayo lokuvikelwa kokugqwala njenge-hot dip galvanizing ngenxa yokunamathela okunciphisiwe. Isendlalelo esikhulu se-zinc ku-hot dip galvaning inikeza ukuvikelwa okuvinjelwe okuthuthukile kanye nesikhathi esijana sokuphila, okwenza kube lula kakhulu ngezindawo ezifunwayo.
Intuthuko kubuchwepheshe be-galvanization
Intuthuko yakamuva yezobuchwepheshe ithuthukise kabusha izakhiwo kanye nokusetshenziswa kwekhoyili yensimbi eshisayo eshisiwe. Izinto ezintsha ezintweni ezenziwayo, njengokungeza i-aluminium ne-magnesium ku-zinc bath, zithuthukise ukumelana nokugqwala ezindaweni ezithile. Lezi zimbozo ezithuthukile, njengeZinc-Aluminium-Magnesium (Zam), zinikeza impilo yensizakalo ende futhi zivule amathuba amasha okusetshenziswa ezimeni ezimbi kakhulu.
Ukuthuthuka kwenqubo nakho kukhule kahle nokulawulwa kwekhwalithi eGalvanization. Imigqa eqhubekayo eqhubekayo ivumela ukukhiqizwa okusheshayo kwamakhoyili ensimbi ehlanganisiwe ngokulawulwa okuqondile kokuqina kwe-coating nokwakheka. Intuthuko enjalo iqinisekisa ukuthi insimbi eyenziwe nge-galvanized ikhiqize amazinga aqinile embonini nokulindelwa kokusebenza.
Umthelela wezemvelo kanye nokusimama
I-hot dipped stalvanized steel coil inomthelela ekumeni kwemizamo yokusimama ngokunciphisa ukusetshenziswa kwezinsiza kanye nokunciphisa imfucuza. Ukuqina nokuphila isikhathi eside kwehlisa imvamisa yokufakwa esikhundleni, okuholela ekusetshenzisweni okuncane kwezinto ezibonakalayo ngokuhamba kwesikhathi. Ngaphezu kwalokho, izitshalo ze-galvaning ziye zasebenzisa izindlela zokunciphisa ukuphuma nokuvuselela imikhiqizo. I-Zinc Ash kanye ne-Drass ekhiqizwa ngesikhathi seGalvanization kungabuyiselwa futhi kusetshenziswe kabusha, kukhuthaza ukusebenza kwezinsizakusebenza.
Izifundo ze-Life Cyccle (LCA) zikhombisile ukuthi insimbi ehlanganisiwe inomthelela ophansi wezemvelo ngaphezulu kokuphila kwayo ngokuqhathaniswa nezinye izinto zokwakha ezidinga ukulungiswa okuvame kakhulu noma ukushintshwa. Lokhu kwenza kube ngukukhetha okunomthwalo wemfanelo kumaphrojekthi okuhlose ukufeza izinhloso zokuthuthuka okuzinzile noma izitifiketi ezifana ne-LEED (ubuholi obunamandla namandla emvelo).
Amazinga Wezimboni kanye Nezitifiketi
Ukubambelela emazingeni embonini kuqinisekisa ukuthi amakhoyili ensimbi acwebezelayo ahlanganisiwe ahlangabezana nenqubo yokusebenza edingekayo kanye nezokuphepha. Izindinganiso ezifana ne-ASTM A653 / A653M zicacisa izidingo zeshidi lensimbi, i-zinc-camera (gallvanised) ngenqubo eshisayo ye-DIP. Ukuhambisana nalezi zindinganiso kuqinisekisa ukungaguquguquki esindweni se-coating, ukwakheka kwamakhemikhali, kanye nezakhiwo zemishini.
Izitifiketi ezivela kwimizimba eyaziwayo zinikeza isiqinisekiso kubathengi maqondana nekhwalithi kanye nokwethenjwa kwemikhiqizo yensimbi egayiwe. Kwamafektri nabasabalalisi, izinto ezitholwayo ezihambisana namazinga aphesheya kubalulekile ekugcineni ekuqinisekiseni ukwethenjwa kwamakhasimende kanye nezidingo zokulawula.
Ukucatshangelwa okusebenzayo kwababambiqhaza
Kwabakhiqizi nabasabalalisi, kufaka phakathi ikhoyili yensimbi eshisayo e-galvanized galvanized emfundweni yawo iletha inzuzo yokuncintisana. Ukuqonda izidingo ezithile zabasebenzisi bokugcina zivumela izixazululo ezifanele ezihambisana namandla okusebenza. Izici ezifana nokuqina kwe-coation, ibanga lensimbi, kanye nobukhulu bekhola bungalungiselelwe izinhlelo zokusebenza ezihlukile.
Ukucatshangelwa kokudla, kufaka phakathi isitoreji esifanele nokusingathwa, kubalulekile ukuze kugcinwe ubuqotho be-galvanized coating. Amakhoyili kufanele agcinwe ezindaweni ezomile, ezinomoya omuhle ukuvimba ukwakheka kokugqwala okumhlophe. Ukuqalisa izindlela zokulawula ezisezingeni elifanele kulo lonke usizo lokuhlinzekwa kuqinisekisa ukuthi izinto ezilethwe zihlangabezana namazinga alindelwe.
Izifundo zamacala zibonisa ukusebenza ngempumelelo
Izifundo eziningi zamacala zibonisa ukusebenza ngempumelelo kwekhoyili yensimbi eshisayo ethosiwe kuzicelo ezahlukahlukene. Ukusetshenziswa kwensimbi ye-galvanized ekwakhiweni kweSydney Harbour Bridge, ngokwesibonelo, kube nomthelela ekwakheni isikhathi eside, ngokusondelana okuncane okudingekayo kusukela kuphothulwa ngo-1932. Ezolimo, ukumelana nokubhujiswa koMswaniso Wokusanhlamvu kanye nokuvezwa kwemvelo.
Embonini yezimoto, insimbi eyenziwe nge-galvanized ithuthukise ukuphepha kwezimoto ngokugcina ubuqotho bezinhlekelele phezu kwempilo yemoto. Amaphaneli omzimba amelana ne-corrosion anciphisa izindleko zokulungisa futhi athuthukise inani lokuthengiswa kwemoto. Izicelo ezinjalo zomhlaba wangempela zigcizelela ukucaciswa kwenani le-Materiple's Values emikhakheni ehlukene.
Izinselelo Nezixazululo
Ngenkathi ikhoyili yensimbi eshisayo eshisayo inikeza izinzuzo eziningi, izinselelo ezithile kufanele zibhekiswe. Enye inselelo enjalo yithuba lokuhlukahluka okuqinile, okungathinta ukusebenza ngezicelo ezibucayi. Ukusebenzisa izilawuli zenqubo eziqinile nokuhlola kunciphisa le ngozi.
Okunye ukukhathazeka ukubonwa kwezindleko zokuqala. Yize ukushisa okushisayo kwe-galvaning kubiza kakhulu ngokuhamba kwesikhathi, izindleko zangaphambili zingase ziphakeme kunezinye izimbozo. Ukufundisa amakhasimende okulondoloziwe isikhathi eside nezinzuzo kusiza ekwenzeni izinqumo ezinolwazi ezithanda insimbi enziwe nge-galvanized.
Ukugcina
I-Hot dipped steel yensimbi yensimbi ivelele njengento enikeza inhlanganisela eyingqayizivele yokuqina, ukusebenza kwezindleko, kanye nokusimama kwemvelo. Ukuvikelwa kwayo okuphelele kokugqwala kuqinisekisa ukusebenza kwesikhathi eside ngohlelo lokusebenza oluhlukahlukene, kusuka ekwakhiweni kwezimboni zezimoto. Ukukhululeka kokuhlolwa kanye nezidingo zokulungiswa okuphansi kuthuthukisa ukudluliswa kwayo ku-Factories, abathengisi be-Channel, kanye nabasabalalisi abafuna izixazululo ezithembekile nezisebenzayo.
Ngokuhlanganisa okushisayo okushisayo I-Calvanized Steel Coil eminikelo yazo, amabhizinisi angahlangabezana nezidingo ezivelayo zamakhasimende abo futhi afake isandla ezenzweni ezinzile. Irekhodi elifakazelwe le-profen's Prack Track, elisekelwa izindinganiso zemboni kanye nentuthuko eqhubekayo yezobuchwepheshe, kwenza kube yinto ehlelekile kulabo abahlose ukuletha ikhwalithi nenani emikhiqizweni yabo.
