Ukuze kuphuculwe ukumelana nokugqwala, umbhobho wentsimbi jikelele (umbhobho omnyama) uyagalelwa nge-galvanized.Umbhobho wentsimbi egalelwe ngesinyithiYahlulwe yaba ziintlobo ezimbini ze-hot dip galvanizing kunye ne-electric galvanizing. Umaleko we-hot dip galvanizing utyebile kwaye ixabiso le-electric galvanizing liphantsi, ngoko ke kukho iipayipi zentsimbi ezigayiweyo. Kule mihla, ngophuhliso lweli shishini, imfuno yeepayipi zentsimbi ezigayiweyo iyanda.
Iimveliso zepayipi yentsimbi egalelweyo eshushu zisetyenziswe kwiindawo ezininzi, inzuzo ye-hot-dip galvanized kukuba ubomi bayo bokulwa nokugqwala buhlala ixesha elide. Isetyenziswa kakhulu kwinqaba yamandla, kwinqaba yonxibelelwano, koololiwe, kukhuseleko lwendlela, kwipali yezibane zendlela, kwizixhobo zaselwandle, kwizakhiwo zentsimbi, kwizibonelelo ezincedisayo zesitishi esingaphantsi, kushishino lokukhanya njalo njalo.
Ukucoca nge-hot dip galvanizing kukuqala ngokucola umbhobho wentsimbi, ukuze kususwe i-iron oxide kumphezulu wombhobho wentsimbi, emva kokucola, ngesisombululo samanzi se-ammonium chloride okanye i-zinc chloride okanye itanki yesisombululo samanzi esixutyiweyo se-ammonium chloride kunye ne-zinc chloride ukuze kucocwe, kuze kufakwe kwitanki ye-hot dip plating. Ukucoca nge-hot dip galvanizing kuneengenelo zokugquma ngokulinganayo, ukunamathela okuqinileyo kunye nobomi benkonzo ende. Uninzi lweenkqubo ezikumntla zisebenzisa inkqubo yokuzalisa i-zinc yombhobho we-galvanized direct coil.
Ubomi beepayipi zentsimbi ezifakwe isinyithi ezishushu kwiindawo ezahlukeneyo abufani: iminyaka eli-13 kwiindawo zoshishino ezinzima, iminyaka engama-50 elwandle, iminyaka eli-104 kwiindawo ezikufutshane, kunye neminyaka engama-30 esixekweni.
Ixesha leposi: Julayi-28-2023
