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Physical Properties

Physical Property British Units Metric Units
Density RT 0.306 lb/in.3 RT 8.47 g/cm.3
Electrical Resistivity RT 34.3 µohm.in RT 0.87 µohm.m
200°F 35.2 µohm.in 100°C 0.89 µohm.m
400°F 36.7 µohm.in 200°C 0.93 µohm.m
600°F 38.2 µohm.in 300°C 0.96 µohm.m
800°F 39.6 µohm.in 400°C 1.00 µohm.m
1000°F 40.9 µohm.in 500°C 1.03 µohm.m
- - 600°C 1.05 µohm.m
Thermal Conductivity RT 87 Btu.in/h.ft2.°F RT 12.3 W/m.°C
200°F 95 Btu.in/h.ft2.°F 100°C 13.8 W/m.°C
400°F 109 Btu.in/h.ft2.°F 200°C 15.6 W/m.°C
600°F 123 Btu.in/h.ft2.°F 300°C 17.5 W/m.°C
800°F 138 Btu.in/h.ft2.°F 400°C 19.4 W/m.°C
1000°F 155 Btu.in/h.ft2.°F 500°C 21.5 W/m.°C
- - 600°C 23.9 W/m.°C
Thermal Diffusivity RT 0.005 in.2/s RT 0.033 x 10-6cm2/s
200°F 0.005 in.2/s 100°C 0.035 x 10-6cm2/s
400°F 0.006 in.2/s 200°C 0.038 x 10-6cm2/s
600°F 0.007 in.2/s 300°C 0.042 x 10-6cm2/s
800°F 0.007 in.2/s 400°C 0.045 x 10-6cm2/s
1000°F 0.007 in.2/s 500°C 0.047 x 10-6cm2/s
- - 600°C 0.050 x 10-6cm2/s
Mean Coefficient of
Thermal Expansion  
78-200°F 7.2 µin/in.°F 26-100°C 13.0 µm/m.°C
78-400°F 7.5 µin/in.°F 26-200°C 13.4 µm/m.°C
78-600°F 7.8 µin/in.°F 26-300°C 14.0 µm/m.°C
78-800°F 8.0 µin/in.°F 26-400°C 14.3 µm/m.°C
78-1000°F 8.2 µin/in.°F 26-500°C 14.8 µm/m.°C
78-1200°F 8.4 µin/in.°F 26-600°C 15.0 µm/m.°C
78-1400°F 8.8 µin/in.°F 26-700°C 15.4 µm/m.°C
78-1600°F 9.1 µin/in.°F 26-800°C 16.1 µm/m.°C
Specific Heat 100°F 0.110 Btu/lb.°F RT 456 J/kg.°C
200°F 0.112 Btu/lb.°F 100°C 470 J/kg.°C
400°F 0.116 Btu/lb.°F 200°C 482 J/kg.°C
600°F 0.121 Btu/lb.°F 300°C 504 J/kg.°C
800°F 0.127 Btu/lb.°F 400°C 525 J/kg.°C
1000°F 0.133 Btu/lb.°F 500°C 545 J/kg.°C
- - 600°C 573 J/kg.°C
Dynamic Modulus
of Elasticity
RT 33.2 X 106psi RT 229 GPa
200°F 32.6 X 106psi 100°C 224 GPa
400°F 31.2 X 106psi 200°C 216 GPa
600°F 29.9 X 106psi 300°C 208 GPa
800°F 28.6 X 106psi 400°C 199 GPa
1000°F 27.4 X 106psi 500°C 192 GPa
1200°F 26.1 X 106psi 600°C 184 GPa
Melting Range 2430-2470°F - 1332-1354°C -

RT= Room Temperature

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