Ana amfani da su don sabis na zazzabi, inda ake buƙatar juriya ga hadayar abu da iskar shaka da carburiistation. Don mafi kyawun yanayin damuwa na damuwa, ko don sabis na jirgin ruwa na jirgin ruwa sama da 815¡atÃA, incoloy 800ht ya kamata a yi amfani da 800ht.