Alloy C276 atangovotera Flangelloy C276 zopangidwa ndi ma chromium molbdenum althoy omwe amatchedwa Flutegoy. Kupanga kumaphatikizapo 50.9% Nickel, 14,5% Chromium, 15% Molybdenum ndi kaboni, manganese, silicon, cobat, chitsulo ndi phosphoros mmenemo. Astelloy C276 ma flanges amakhala ndi malo okwanira 1370 Celsius. Chowonadi chambiri chosungunuka chimalola kutentha kwambiri kwa ma flanges. Zinthuzo zilinso ndi mphamvu ya 790mpa yocheperako ndi 355mm yocheperako mphamvu.