I-Incoloy 800 ingu-alloy ongumthethosisekelo wayo oyisisekelo owenziwe nge-nickel, iron, ne-chromium. Le alloy ethile, ngokungafani nomuntu yangaphambili, inokuqukethwe okungaphansi kuka-50% ama-nickel ekubukeni kwayo kwamakhemikhali. Ngaphandle kokwakheka kwamakhemikhali, amanye amaphuzu okuhlukaniswa kwawo womabili ama-alloys asetshenziswa ngendlela ethile yezicelo noma izimboni.