Ukugqwala yinto engenakuphepheka kwiimveliso zentsimbi. Nangona kunjalo,imibhobho yentsimbi egalelweyozizinto ezikhethekileyo — ziyakwazi ukumelana neendawo ezinzima ezifana nokufuma kunye nemvula ene-asidi amashumi eminyaka ngaphandle kokuwohloka. Imfihlo emva koku ayikho kumbhobho wentsimbi ngokwawo, kodwa kumaleko omncinci wesinyithi —izinki— kumphezulu wayo.
Olu maleko lwezinc lukhusela intsimbi ixesha elide.
Kutheni intsimbi igqwala? Eyona nto iphambili kwintsimbi yintsimbi, egqwala nge-electrochemical xa idibana namanzi kunye neoksijini, nto leyo ebangela umhlwa. Umhlwa uyaqhubeka nokusasazeka, nto leyo ebangela ukuba intsimbi ibe buthuntu kwaye iphelelwe ngamandla.
Ngoko ke, nayiphi na indlela yokukhusela intsimbi kufuneka ijongane nemiba emibini ephambili:
Ukuvala amanzi kunye neoksijini ukunciphisa ukusabela kokugqwala.
Kutheni iLayer enye yeZinc inokubonelela ngokhuseleko iminyaka emininzi?
Umqobo Womzimba
Umaleko we-galvanized ugubungela ngqo umphezulu wombhobho wentsimbi, usebenza ngokufanelekileyo njengesikhuselo sesinyithi esixineneyo. I-Zinc izinzile ngakumbi kune-iron kwaye inokuthintela ngokufanelekileyo ukufuma, ioksijini, kunye nee-asidi, ii-alkalis, kunye netyuwa efafazweni emoyeni. Lo gama nje umaleko we-zinc uhlala ungaguquki, intsimbi yahlulwe kakhulu kwizinto ezibangela ukubola.
Ukhuseleko lweCathodic: I-Zinc Iyabola Okokuqala, Intsimbi Ihlala Ingabolanga
I-Zinc inamandla aphantsi e-electrochemical kune-iron kwaye yintsimbi esabela ngakumbi. Xa i-zinc kunye ne-iron zidibene ngaphakathi kwenkqubo efanayo yokubola, i-zinc iyaqala ukubola, ngaloo ndlela ikhusela i-iron ekuboleni.
Oku kwaziwa njengomgaqo weukhuseleko lwe-cathodicNokuba umphezulu wombhobho wentsimbi ukrwelwe, lo gama nje kukho i-zinc kwindawo ejikelezileyo, ingaqhubeka nokukhusela intsimbi eveziweyo. Esi sesona sizathu siphambili sokuba intsimbi ye-galvanized ibe"ihlala ixesha elide"kuneengubo eziqhelekileyo.
Isiphumo sokuziphilisa: I-Zinc Rust Yenza iFilimu eKhuselayo eZinzileyo
Emva kokuba i-zinc igruzuke kancinci, yenza umaleko oxineneyo we-i-zinc carbonate esisisekoNgokungafaniyo nomhlwa wentsimbi, oqokelelana ngokuhamba kwexesha, olu maleko "womhlwa omhlophe" eneneni:
- Iphinda yahlukanise umphezulu emoyeni nasemanzini
- Inamathela ngokungaguqukiyo
- Ibonelela ngokhuseleko lwesibini — ngaloo ndlela yandisa ubomi bokukhusela bokugqunywa kwe-galvanized
Ihlala ixesha elingakanani imibhobho yentsimbi egalelweyo? Kuxhomekeke kwiNdalo
Ubomi bokusebenzisa i-galvanization bunxulumene kakhulu nokusingqongileyo:
| Okusingqongileyo | Ixesha Elilindelekileyo Lobomi |
|---|---|
| Iindawo zangaphakathi (ezomileyo) | Iminyaka engama-30 ukuya kwengama-50 |
| Iindawo eziqhelekileyo zomoya | Iminyaka eli-15 ukuya kwengama-25 |
| Iindawo ezinenkungu elwandle ezinetyuwa | Iminyaka eli-10 ukuya kweli-15(ishushu-ifakwe nge-galvanized) |
| Iindawo zoshishino ezingcolisa kakhulu | Iminyaka emi-5 ukuya kweli-10(Kufuneka amanyathelo ongezelelweyo okukhusela ukugqwala) |
Ngamanye amazwi, kwiimeko ezininzi, imibhobho yentsimbi egalelwe ngentsimbi inokuhlala ingenamhlwa"amashumi eminyaka."
I-Zinc Coating Isenokuba Mncinci, Kodwa Indima Yayo Ibalulekile
Ixesha lokuthumela: Juni-11-2026
