... They can be used under conditions of higher stress, high temperature (600-1100) oxidization atmosphere, combustion and corrosion. ... . Generally, superalloys are used in combustion chamber, force-added combustion chamber, directional blade, turbine blade and turbine disc ... . The typical materials used in combustion chamber and force-added combustion chamber are GH3030, GH3039, GH1140, GH333, GH2018 ...