Incoloy 800HT Flanges ,Suppliers,Manafactures,Stockists ,Exporters Introduction:- Incoloy 800HT Flanges Incoloy 800HT flanges are high-performance components designed for use in extreme temperature and corrosive environments. Made from a nickel-iron-chromium alloy, Incoloy 800HT is a modified version of Incoloy 8