Ukuqalisa
Imboni yensimbi ibone intuthuko ebalulekile eminyakeni edlule, ngezindlela ezahlukahlukene zokuvikela zenza ukuqina nokusebenza kwemikhiqizo yensimbi. Phakathi kwalokhu, amashidi ensimbi ashisayo acwebezelayo aqhamuke njengamandla avelele emakethe. Ukuthandwa kwabo okukhulayo akuyona nje inkambiso kepha kuboniswa izakhiwo zabo eziphakeme kanye nokusebenza kwezindleko. Kumafektri, abalingani beziteshi, kanye nabasabalalisi, ukuqonda izizathu ngemuva kwalesi sisekelo kubalulekile ekukhuleni kwamasu endaweni yokuncintisana. Lokhu kuhlaziya okuphelele kungena ezicini zenza amashidi ensimbi ashibhile acwebezele imali ekhethwayo ekhethwayo ezihlelweni eziningi, agqamisa umthelela wazo kuma-dynamics emboni.
Enye yezinto ezibalulekile ezinomthelela odobheni ongaphansi kwamashidi ensimbi ashisayo acwebezelayo ashibilikile ukumelana kwabo okuhlukile kokugqwala. Inqubo ebonakalayo ye-galvanization idlulisela i-zinc coating eqinile evikela insimbi eyisisekelo kusuka kubahlaseli bezemvelo. Ngenxa yalokho, lezi Amashidi ensimbi we-galvanized anikezela ngempilo yensizakalo enwetshiwe, ukunciphisa izindleko zokulungiswa kanye nokwenza ngcono ukuthembeka komkhiqizo.
Sibutsetelo amashidi ensimbi ashisayo acwebezelayo
Amashidi ensimbi ashisayo acwebezelwe akhiqizwa ngensimbi ecwilisiwe kubhavu we-zilten zinc, okuholele ekuhlolweni kwe-metallurgical phakathi kwe-zinc nensimbi. Le nqubo yakha uchungechunge lwezendlalelo ze-zinc-iron alloy, enikeza isivikelo esiphakeme sokugqwala uma siqhathaniswa nezinye izindlela zokuhlanganisa. Umlando we-galvanization usuka emuva ngekhulu le-18, kepha yintuthuko yesimanje kwezobuchwepheshe esenze inqubo eshisayo ye-DIP, okwenza isebenze kahle kakhulu futhi ibe nobungane ngokwemvelo.
Izici ezihlukile ze-galvanization eshisayo eshisiwe zifaka phakathi ukuqina okufanayo, ukunamathela okuqinile, kanye nekhono lokuvikela insimbi ngisho nasezindaweni ezinokhahlo. Lokhu kwenza amashidi e-hot dippled steel we-golvanized an devial ukukhetha okuhle kokwakhiwa, izimoto, kanye namaqhinga amaphrojekthi lapho kuhlala isikhathi eside nokuqina kubaluleke kakhulu.
Inqubo yokukhiqiza ye-hot dipped galvanization
Inqubo yokukhiqiza yamashidi ensimbi eshisayo acwebezelayo ifaka izinyathelo ezimbalwa ezibucayi ukuqinisekisa ikhwalithi ephezulu yokuhlangana. I-Steel Substrate ithola ukulungiswa okungaphezulu, okubandakanya ukuhlekisa, ukukha, kanye nokubi. Lezi zigaba zisusa ukungcola kanye noxitis, okuvumela isibopho esiqinile phakathi kwe-zinc coating nensimbi.
Ukulungiselela okungaphezulu
Ukulungiselela okungaphezulu kubalulekile ekufezekiseni ukuhlanganiswa okuphezulu kwe-gallvanised. Ukulimaza kususa amafutha kanye nokungcola, ngenkathi ukukhetha kususa ukugqwala nokugaya isikali usebenzisa izixazululo ze-acidic. I-Fluxing isebenzisa ungqimba oluvikelayo oluvimbela i-oxidation ngaphambi kokubhapathizwa ku-zinc bath, kuqinisekise indawo ehlanzekile ye-galvanization.
Inqubo ye-galvaning
Ngesikhathi senqubo ye-galvaning, insimbi elungiselelwe igxiliswe ku-zinten zinc emazingeni okushisa azungeze ama-450 ° C (842 ° F). Isikhathi sokuntywila siyahlukahluka ngokuya ngobukhulu bensimbi kanye nesisindo se-coating esifisayo. Ukusabela kwe-metallurgical kwenzeka, kwakha izingqimba ze-zinc-iron alloy ezinikezela ukuvikelwa okuqinile.
Ukwelashwa okuphezulu kwe-post-galvaning
Ngemuva kwe-galvanization, amashidi ensimbi angahle abhekane nokwelashwa okufana nokuqothuka, ukuphumelela, noma ukugoqa kwesikhumba. Lezi zinqubo zithuthukisa ukuqeda okungaphezulu, zinciphise ubungozi bokugqwala okumhlophe, futhi uthuthukise ukwakheka kwezinqubo zokukhiqiza ezilandelayo.
Izinzuzo ezibalulekile zamashidi ensimbi ashisayo acwebezelayo
Ukubusa kwamashidi ensimbi ashisayo acwebezelwe emakethe kuvezwa ngezinzuzo ezimbalwa ezibalulekile ezizibeka zodwa kwezinto ezihlukile nezimbobo.
Ukumelana nokugqwala okuphakeme
I-Corrosion iyinto ekhathazayo enkulu kwizicelo zensimbi, okuholela ekuhlulekeni okuhlelekile kanye nezindleko zokulungiswa zokwanda. I-zinc coating kumashidi ensimbi ashisayo acwebezelayo asebenza njenge-anode yomhlatshelo, i-corlode ekhetha ukuvikela insimbi engaphansi. Lokhu kuvikelwa kwe-Cathodic kuqinisekisa ukuthi noma ngabe ukuhlanganiswa konakalisiwe, insimbi eveziwe ihlala ivikelekile ngokugqwala.
Ukusebenza kwezindleko
Ngenkathi izindleko zokuqala zamashidi ezinsimbi ezishisayo ze-galvanized gary Impilo yenkonzo eyengeziwe kanye nesidingo esincishisiwe sokulungiswa noma ukufakwa esikhundleni sokuhumusha ukwehlisa izindleko ze-lifecycle. Kumaphrojekthi amakhulu, lokhu kusebenza izindleko kuyinzuzo enkulu.
Ukuguquguquka nokukhanga ngobuhle
Amashidi ensimbi ashisayo acwebezelayo anikeza ukuguquguquka kwezicelo ngenxa yokwakhiwa kwawo kanye nokuhambisana nezinqubo ezahlukahlukene zokukhiqiza. Zingafakwa kalula, zipendiwe, noma zakhiwe zaba bobunjwa obuyinkimbinkimbi. Ngokwengeziwe, ukuqedwa okuchithekile noma okubushelelezi kwe-galvanised coatis kuhlinzeka ngezikhalazo zobuhle ezifiselekayo ezinhlelweni zokwakha.
Ukusimama Kwezemvelo
Esikhathini lapho kucatshangelwa imvelo kubaluleke kakhulu, amashidi ensimbi ashisayo acwebezelekile ahambisana nemikhuba esimeme. I-zinc nensimbi zombili zisebenza kabusha nge-100% ngaphandle kokulahleka kwezakhiwo. Ukuqina kwensimbi ye-galvanized kunciphisa ukusetshenziswa kwezinsiza ngokunciphisa isidingo sokufakwa esikhundleni.
Izitayela zemakethe nezinto ezifunwayo
Isidingo sembulunga yonke samashidi ensimbi esishisayo acwebezelayo abesekhuphukeni oluqinile. Izici ezithonya lo mkhuba zifaka phakathi ukuhamba emadolobheni, ukuthuthukiswa kwengqalasizinda, kanye nokukhula embonini yezimoto. Umnotho osafufusa utshala imali enkulu ekwakheni nasekuthuthweni, ushayela isidingo sezinto eziqinile nezingabizi.
Ngokusho kokuhlaziywa kwemakethe ngocwaningo lwe-GRAD Buka, usayizi wensimbi yensimbi yomhlaba wonke wabhekwa e-USD 283.5 billion ngo-2021 kuya ku-2021 kuye ku-2028.
Izicelo ezimbonini ezahlukahlukene
Amashidi ensimbi ashisayo acwebezelayo athola izinhlelo zokusebenza kulo lonke inqwaba yezimboni ngenxa yokusebenza kwawo okuthembekile.
Ukwakha kanye nengqalasizinda
Ekwakhiweni, la mashidi ensimbi asetshenziswa ophahleni, amaphaneli odonga, e-Framing, kanye nezakhiwo. Amandla abo okubekezelela izimo zezulu ezinzima zizenza zilungele amaphrojekthi wengqalasizinda njengamabhuloho, imigudu kanye nemigwaqo emikhulu.
Imboni yezimoto
Umkhakha wezimoto usebenzisa amashidi ensimbi acwebezelayo enziwe ekwenziweni kwamaphaneli omzimba kanye nezingxenye zesakhiwo. Ukumelana nokugqwala kuqinisekisa ukuthi i-Vehicle Foedity, ngenkathi amandla okuqukethwe enomthelela ezicini zokuphepha.
Izicelo zezolimo nezasemakhaya
Ezilungiselelweni zezolimo, amashidi ensimbi enziwe nge-galvanized asetshenziselwa ama-silos okusanhlamvu, uthango, izindlu zemfuyo kanye nemishini. Ukumelana nokugqwala nokukwazi ukubekezelela izimo zangaphandle kubenze babaluleke kakhulu kulo mkhakha.
Amandla nezinsizakalo
Amashidi ensimbi ashisayo acwebezelayo adlala indima ekukhiqizeni kwamandla nokusatshalaliswa. Zisetshenziselwa iphaneli yelanga zisekela, izingxenye zomoya zomoya, nemibhoshongo yokuhambisa. Ukuqina kwezinto zokwakha kuqinisekisa ukusebenza okungaguquki engqalasizinda yamandla.
Qhathanisa nezinye izigqoko zokuvikela
Ngenkathi i-galvanization eshisayo eshisayo iyindlela ehamba phambili yokuvikelwa kwensimbi, kubalulekile ukuyiqhathanisa nezinye izigqoko ukuze uqonde ukubusa kwayo kwemakethe ngokugcwele.
I-Electrogalvalization
I-Electrogalvalization ifaka ukusebenzisa i-zinc coating ngokusebenzisa i-electroplating. Ngenkathi ihlinzeka ngokuqedwa okubushelelezi okufanelekile ukupenda, ukuhlanganiswa kuncipha uma kuqhathaniswa ne-galvanization eshisayo ethosiwe, enikeza ukumelana nokugqwala okuncane. Lokhu kwenza amashidi wensimbi eshisayo acwebezelwe alungele kakhulu izindawo ezifunwayo.
I-Aluminised Coatings
Insimbi e-Aliminized ifaka ukuhlanganiswa kwensimbi nge-aluminium-silicon alloy. Inikeza ukumelana nokushisa okuhle kakhulu futhi isetshenziswa kuzinhlelo zokusebenza ezifana nezinhlelo zokuphelelwa yimoto. Kodwa-ke, ngokuvikelwa okujwayelekile kokugqwala, amashidi ensimbi ashisayo acwebezelayo ahlinzeka ngebhalansi engcono yezakhiwo kanye nokusebenza kwezindleko.
Upende nezimbobo ze-organic
I-Organic Coatings efana nopende ihlinzeka ngokuvikelwa kwesithiyo kepha iswele ukuvikela imihlatshelo ye-zinc. Zithambekele ekulimaleni futhi zidinga ukulungiswa njalo. Ngakolunye uhlangothi, izimbobo ezishisayo ze-galvanized, ngakolunye uhlangothi, zinikeza zombili izithiyo zokuvikelwa nokuvikelwa kwe-cathodic, ukunciphisa izidingo zokulungisa.
Izinselelo Nokulinganiselwa
Naphezu kwezinzuzo eziningi, amashidi ensimbi ashisayo acwebezelwe abhekana nezinselelo ezithile ababambe iqhaza embonini okufanele bacabangele.
Ubukhulu bensimbi kanye nokufana kwe-coating
Ukuthola ubukhulu bokuhlangana okufanayo kuma-substrate amancanyana noma amancane wensimbi kungaba yinselele. Ukuhlukahluka kubukhulu bokuhlanganisa kungathinta ukusebenza kanye nama-aesthetics womkhiqizo wokugcina. Izindlela zokulawula ezithuthukisiwe ezitshalweni zeGalvaning zibalulekile ukunciphisa le nkinga.
Ukwakheka okumhlophe kokugqwala
Ukugqwala okumhlophe kuwuhlobo lokugqwala olwenzeka ezindaweni ezinama-galvanized, ikakhulukazi lapho zivezwa umswakama ngaphandle komoya omncane. Kungangcolisa ukubukeka futhi, ezimweni ezinzima, kuthinte izakhiwo ezivikelayo zokuhlanganiswa. Izitoreji ezifanele zokugcina nokuphatha ziyadingeka ukuvikela ukugqwala okumhlophe.
Ukucatshangelwa Kwe-Welding kanye Nokuqamba
I-Welding Galvanized Steel idinga izinyathelo ezikhethekile zokuqapha ngenxa yokukhishwa kwe-zinc oxide fumes, engaba yingozi. Izindwangu zezindwangu zidinga ukusebenzisa umoya omncane nowokuvikela. Ngokwengeziwe, ukushibilika kungashisa i-zinc coating endaweni yakini, kudinga ukwelashwa kwe-post-weld ukuze ubuyisele ukumelana nokugqwala.
Ikusasa lokubuka kwamashidi ashisayo we-galvanized steel
Ikusasa lamashidi ensimbi ashisayo acwebezelayo avela ethembisa, ngocwaningo oluqhubekayo nentuthuko egxile ekuthuthukiseni izakhiwo nezinhlelo zawo.
Ubuchwepheshe ubuchwepheshe
Intuthuko ebuchwepheshe kwezobuchwepheshe be-galvaning inhloso yokuthuthukisa ukunamathela, ukunciphisa umthelela wezemvelo, futhi uthuthukise ukusetshenziswa kwamandla. Ukusungulwa okufana nesivinini esiphakeme esiqhubekayo se-galvaning imigqa kwandisa ukusebenza kahle kokukhiqiza, ukubhekana nesidingo esikhulayo semakethe.
Ukuthuthukiswa kwezimbozo ezithuthukile
Cwaninga ngezimbobo ezihlanganisiwe, njenge-galfan (i-zinc-aluminium alloy), inikeza ukumelana okuthuthukisayo okuthuthukile nokwakheka. Lokhu kuthuthukiswa kwandisa ukusetshenziswa okungaba khona kwamashidi ensimbi ye-galvanized futhi kuhlinzeke ngezixazululo ezihambelana nezidingo ezithile zezimboni.
Izinhlelo Zokusimama
Imboni yensimbi yamukela ukuqina ngokukhishwa okuncishisiwe, ukuphinda usebenzise kabusha, kanye nokuthola amandla okusetshenziswa okusebenzayo. Amashidi e-hot dippled galvanized steel
Izifundo zamacala
Ukubonisa umthelela wamashidi wensimbi eshisayo acwebezelayo, cabanga ngalezi zifundo ezilandelayo ezibonisa ukusetshenziswa kwazo nezinzuzo.
Isifundo secala 1: Ukuqina Kwengqalasizinda Ezifundeni Ezisogwini
Idolobhana elisogwini lalibhekana nezinselelo ezisheshayo ezinokugqwala okusheshayo kwezingxenye zebhuloho ngenxa yemvelo enosawoti. Ukushintshela kumashidi ensimbi ashibhile we-galvanized steelkwane lezinto ezihlelekile kwaholela ekwandeni okukhulu kwempilo yenkonzo kanye nokuncishiswa izindleko zokulungisa ngu-40% esikhathini esingaphezu kweminyaka engama-40.
I-Case Study 2: Isithuthukisi Sokusebenza Kwezimoto Ezizenzakalelayo
Umenzi wezimoto owamukelwe amashidi ensimbi ashisayo acwebezelayo amaphaneli omzimba. Ushintsho luholele ekunciphiseni kwezimangalo zewaranti ezihlobene nokugqwala ngo-30%, ukuthuthukisa ukwaneliseka kwamakhasimende kanye nedumela lomkhiqizo.
Imikhuba emihle kakhulu yamafektri, abasabalalisi kanye nabalingani beziteshi
Kwababambiqhaza bezimboni, okwenza imali ngezinzuzo zamapheshana ensimbi ashisayo acwebezelwe ama-galvanized gary
Ukuqinisekiswa kwekhwalithi kanye nesitifiketi
Ukuqinisekisa ukuhambisana namazinga aphesheya anjenge-ASTM A123 / A123M yeZinc Coatings kuqinisekisa ikhwalithi yomkhiqizo. Ukuqalisa ukusebenza kwezinqubo zokulawula ezisezingeni eliphakeme kunciphisa iziphambeko futhi kuthuthukisa ukwethenjwa kwamakhasimende.
Ukuphathwa Kokuhlinzekwa Okusebenzayo Kwempahla
Ukwenza kahle amazinga okusungula kanye nezinto ezifuywayo kunciphisa izikhathi zokuhola nezindleko. Ukusebenzisana eduze nabaphakeli kanye namakhasimende kusiza ukubikezela okungcono ukubikezela kanye nokwabiwa kwezinsiza.
Ukuxhaswa Kwezobuchwepheshe Nokuqeqeshwa
Ukuhlinzeka ngokusekelwa kwezobuchwepheshe kanye nokuqeqeshwa ekusetshenzisweni okufanele nokuphathwa kwamashidi ensimbi eshisayo acwebezelwe athuthukisa ukwaneliseka kwamakhasimende. Ukufundisa abasebenzisi bokugcina ezihlokweni ezinjengamasu we-welding kanye nokuvimbela ukukhulisa kwandisa izinzuzo zokwaziswa.
Ukugcina
Amashidi ensimbi ashisayo afudumele avikele ukubusa kwawo emakethe ngokuhlanganiswa kokuphikiswa okuphakeme okuphakeme, ukusebenza kwezindleko, ukuguquguquka, ukuguquguquka, kanye nokusimama. Ukutholwa kwabo okusabalele kuyo yonke imboni kugcizelela ukucaciswa kwabo okubalulekayo kwamafektri, abalingani beziteshi, kanye nabasabalalisi. Ngokuqonda inqubo yokukhiqiza, izinzuzo, kanye nemikhuba emihle kakhulu ehambisana nalawa mashidi ensimbi we-galvanized, ababambiqhaza bezimboni bangenza izinqumo ezinolwazi futhi basebenzise imali ngamathuba okwethulwe yile ndaba eqinile. I-Outlook yesikhathi esizayo ihlala inethemba, nentuthuko yezobuchwepheshe elungele ukuthuthukisa izakhiwo kanye nokusetshenziswa kwamashidi ashisayo wensimbi, ukuqinisa isikhundla sawo emakethe yensimbi yomhlaba wonke.
