Insimbi yeCorten iyinsimbi okufakwe kuyo i-phosphorus, ithusi, i-chromium ne-nickel molybdenum. Lawa ma-alloys athuthukisa ukumelana nokugqwala kwe-atmospheric Corten steel ngokwenza ungqimba oluyisivikelo phezulu. Ingena esigabeni sokunciphisa noma sokuqeda ukusetshenziswa kwamapende, ama-primers noma amapende ezintweni zokuvimbela ukugqwala. Uma ibekwe endaweni ezungezile, insimbi ithuthukisa ungqimba oluhlala lusebenza ngethusi-luhlaza ukuvikela insimbi ekugqwaleni. Yingakho le nsimbi ibizwa ngokuthi i-corten steel.
Endaweni efanele, insimbi ye-corten izokwakha ukugqwala okunamathelayo, okuvikelayo "i-slurry" evimbela ukugqwala okuqhubekayo. Amazinga okugqwala aphansi kangangokuthi amabhuloho akhiwe ngensimbi engapendiwe ye-corten angafinyelela impilo yokuklama yeminyaka eyi-120 ngokulungiswa okulinganiselwe kuphela.
I-Corten steel inezindleko eziphansi zokunakekela, impilo ende yesevisi, ukusebenziseka okuqinile, ukumelana nokushisa kanye nokumelana nokugqwala. Ngokungafani nensimbi engagqwali, ayigqwali nhlobo. Insimbi yesimo sezulu ine-oxidation yendawo kuphela futhi ayingeni ekujuleni ngaphakathi. Inezici zokulwa nokugqwala kwethusi noma i-aluminium. Ngokuhamba kwesikhathi, yembozwa nge-patina-colored anti-corrosion coating; i-grill yangaphandle eyenziwe nge-corten steel yinhle, ihlala isikhathi eside, futhi idinga ukulungiswa okuncane.