Rene 41 Alloy Sheet For Turbine Blades
AMS 5545 specification covers a corrosion and heat-resistant nickel alloy in the form of sheet, strip, and plate. Rene 41 is a precipitation-hardenable Nickel-Chromium alloy with high strength and oxidation resistance at elevated temperatures from 1200°F – 1800°F.
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Chemical Composition
|
Element |
Weight |
|
C |
0.12 max |
|
Mn |
0.10 max |
|
Si |
0.50 max |
|
S |
0.015 max |
|
Cr |
18.0 – 20.0 |
|
Co |
10.0 – 12.0 |
|
Mo |
9.0 – 10.50 |
|
Ti |
3.0 – 3.30 |
|
AI |
1.40 – 1.60 |
|
B |
0.003 – 0.010 |
|
Fe |
5.0 max |
|
Cu |
0.50 max |
|
Ni |
Balance |
Physical Properties
|
Density |
g/cm³ |
8.25 |
|
lb/in.³ |
0.298 lb |
|
|
Coefficient of Expansion |
7.5 µin/in.-°F (70°F to 1000°F) |
|
|
13.5 µm/m-°C (20°C to 538°C) |
||
|
Modulus of Elasticity (E) |
At 70°F (20°C): 31.6 x 103 ksi (218 GPa) |
|
|
Modulus of Rigidity (G) |
At 70°F (20°C): 12.1 x 103 ksi (83.4 GPa) |
|
|
Electrical Resistivity |
51.5 µΩ.in, (131 µΩ.cm) |
|
|
Thermal Conductivity |
62 Btu-in/ft2hr-°F, (9.0 W/m-K) |
|
Mechanical Properties
|
Annealed |
Heat Treatment: 1975°F (1079°C) |
|
Suggested Operating Conditions: -300°F to 1500°F (-184°C to 815°C) |
|
|
Tensile Strength: 170 ksi (1172 MPa) max |
|
|
Spring Temper |
Suggested Operating Conditions: -300°F to 1500°F (-184°C to 815°C) |
|
After Precipitation Heat Treat |
Heat Treatment: per AMS 5545 |
|
Tensile Strength: 160 ksi (1103 MPa) Min |
|
|
Suggested Operating Conditions: -300°F to 1500°F (-184°C to 815°C) |
Applications
- Turbine blades
- Wheels
- Combustion chamber liners
- After burners
- Structural hardware
Manufacturing Process
Main Applications
Packaging & Shipping
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