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Table 2 Chemical composition of typical GT-blade superalloys

From: Enhancing power output and profitability through energy-efficiency techniques and advanced materials in today’s industrial gas turbines

Superalloy %Cr %Co %Ti %W %Al %Ta %Mo %Fe %C %B %Nb %Re %Ru %Hf %Ni
SC: AM1 7.8 6.5 1.1 5.7 5.2 7.9 2 - - - - - - - Balance
SC: René N6 4.5 12 - 5.7 6 7.5 1.1 - 0.05 0.04 - 5.3 - 0.15 Balance
MC-534 4 - - 5 5.8 6 4 - - - - 3 4 0.1 Balance
GTD-111 13.5 9.5 4.75 3.8 3.3 2.7 1.53 0.23 0.09 0.01 - - - - Balance
Allvac® 718Plus 17.9 9 0.74 1.04 1.5 - 2.68 9.3 0.02 0.003 5.51 - - - Balance