Haynes242 Chemical Composition
C(%):≤0.03
Si(%):≤0.80
Mn(%):≤0.80
Cr(%):7.00~9.00
Ni (%): margin
Mo(%): 24.0~26.0
Co(%):≤2.50
W(%):-
Al(%):≤0.50
Cu(%):≤0.50
Ti(%):-
Fe(%):≤2.00
Others (%): B≤0.006
physical properties
Density: 0.327 psi (9.05 g/cc)
Elastic Modulus (E):
At 70 degrees Fahrenheit (20 degrees Celsius): 33.2 x 103 thousand shillings (229 GPa)
Coefficient of expansion:
6.8 µin/in - Fahrenheit (70F to 1000F)
12.2m/m-°C (20°C to 538°C)
Resistivity: 48.0Ω. inches (122.0Ω.cm)
Thermal conductivity: 75.7Btu in/ft2hr-°F (11.3W/m-K)
Applicable Specifications
Steel belt: ASTM B434
Typical Mechanical Properties
annealing
Heat Treatment: 1900-2050°F (925-1120°C)
Tensile Strength: Minimum 105 ksi (725 MPa)
Recommended Operating Conditions: -300°F to 1800°F (-184°C to 982°C)
Annealing and aging
Heat Treatment: 1200°F, 24 hours
Tensile Strength: 187 ksi (1288 MPa) typical
Recommended Operating Conditions: -300°F to 1800°F (-184°C to 982°C)
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