Ibyuma bya Corten ni umuryango wibyuma byoroheje birimo ibindi bintu bivangavanze bivanze na karubone na atome. Ariko ibi bintu bivangavanze biha ibyuma byikirere imbaraga nziza hamwe no kurwanya ruswa kurenza ibyiciro byoroheje byoroheje. Kubwibyo, corten ibyuma bikoreshwa mubisabwa hanze cyangwa mubidukikije aho ibyuma bisanzwe bikunda kubora.
Yagaragaye bwa mbere muri 1930 kandi yakoreshwaga cyane cyane muri gari ya moshi. Ibihe byikirere (izina risanzwe rya Corten, nicyuma cyikirere) biracyakoreshwa cyane mubikoresho kubera ubukana bwacyo. Porogaramu yububatsi yubatswe yagaragaye nyuma yintangiriro yimyaka ya 1960 yakoresheje neza uburyo Corten yarushijeho kurwanya ruswa, kandi ntibyatinze kugirango ibyubakwa bigaragare.
Imiterere ya Corten ituruka mugukoresha neza ibintu bivangavanze byongewe mubyuma mugihe cyo gukora. Ibyuma byose bikozwe ninzira nyamukuru (mu yandi magambo, biva mu bucukuzi bw'icyuma aho kuba ibisigazwa) bikozwe iyo icyuma gishongeshejwe mu itanura riturika hanyuma kigabanywa mu gihindura. Ibirimo bya karubone biragabanuka kandi ibyuma bivamo (ubu ibyuma) ntibishobora gucika intege kandi bifite ubushobozi bwo gutwara ibintu kurusha mbere.
Ibyinshi mu byuma byoroheje byangiza ingese kubera umwuka nubushuhe. Uburyo bwihuse ibi bibaho bizaterwa nubushuhe, ogisijeni hamwe n’imyuka ihumanya ikirere ihura nubuso. Hamwe nicyuma cyikirere, uko inzira igenda itera, igorofa ikora inzitizi ibuza gutembera kwanduye, ubushuhe na ogisijeni. Ibi bizafasha kandi gutinza inzira yo kwangirika kurwego runaka. Iki cyuma cyangiritse nacyo kizatandukana nicyuma nyuma yigihe gito. Nkuko uzashobora kubyumva, iyi izaba cycle cycle.