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Journal of Materials Science: Materials in Engineering

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

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