Alloy C276 _ UNS N10276 Common Trade Names:Hastelloy C276®, Nickelvac® HC-276, Inconel® C276, Nicrofer® 5716 Inconel C-276® is a nickel-molybdenum-chromium alloy with excellent corrosion resistance in severe environments. Inconel C-276® is used in pollution control, chemical processing, pulp and paper production, and waste treatment.Available forms are seamless pipe, welded pipe, seamless tube, welded tube, bar, wire, sheet, plate, forgings, pipe fittings and flanges.