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Physical Properties

Physical Property British Units Metric Units
Density RT 0.324 lb/in3 RT 8.97 g/cm3
Melting Temperature 2400-2570°F - 1301-1371°C -
Electrical Resistivity RT 49.2 µohm-in RT 125.0 µohm-m
200°F 49.5 µohm-in 100°C 125.8 µohm-m
400°F 49.8 µohm-in 200°C 126.5 µohm-m
600°F 50.2 µohm-in 300°C 127.3 µohm-m
800°F 50.7 µohm-in 400°C 128.4 µohm-m
1000°F 51.5 µohm-in 500°C 130.2 µohm-m
1200°F 51.6 µohm-in 600°C 131.2 µohm-m
1400°F 51.1 µohm-in 700°C 130.7 µohm-m
1600°F 50.3 µohm-in 800°C 129.1 µohm-m
1800°F 49.3 µohm-in 900°C 127.1 µohm-m
- - 1000°C 125.0 µohm-m
Thermal Diffusivity RT 3.8 x 10-3 in2/sec RT 24.2 x 10-3cm2/s
200°F 4.1 x 10-3 in2/sec 100°C 26.8 x 10-3cm2/s
400°F 4.7 x 10-3 in2/sec 200°C 29.9 x 10-3cm2/s
600°F 5.2 x 10-3 in2/sec 300°C 32.9 x 10-3cm2/s
800°F 5.6 x 10-3 in2/sec 400°C 35.7 x 10-3cm2/s
1000°F 6.1 x 10-3 in2/sec 500°C 38.5 x 10-3cm2/s
1200°F 6.5 x 10--3 in2/sec 600°C 41.9 x 10-3cm2/s
1400°F 6.7 x 10-3 in2/sec 700°C 43.0 x 10-3cm2/s
1600°F 6.7 x 10-3 in2/sec 800°C 43.2 x 10-3cm2/s
1800°F 7.3 x 10-3 in2/sec 900°C 44.4 x 10-3cm2/s
- - 1000°C 48.2 x 10-3cm2/s
Thermal Conductivity RT 62 Btu-in/ft2-hr-°F RT 8.9 W/m-°C
200°F 71 Btu-in/ft2-hr-°F 100°C 10.4 W/m-°C
400°F 87 Btu-in/ft2-hr-°F 200°C 12.4 W/m-°C
600°F 102 Btu-in/ft2-hr-°F 300°C 14.4 W/m-°C
800°F 118 Btu-in/ft2-hr-°F 400°C 16.4 W/m-°C
1000°F 133 Btu-in/ft2-hr-°F 500°C 18.4 W/m-°C
1200°F 148 Btu-in/ft2-hr-°F 600°C 20.4 W/m-°C
1400°F 164 Btu-in/ft2-hr-°F 700°C 22.4 W/m-°C
1600°F 179 Btu-in/ft2-hr-°F 800°C 24.4 W/m-°C
1800°F 195 Btu-in/ft2-hr-°F 900°C 26.4 W/m-°C
- - 1000°C 28.4 W/m-°C
Specific Heat RT 0.095 Btu/lb-°F RT 397 J/kg·°C
200°F 0.099 Btu/lb-°F 100°C 419 J/kg·°C
400°F 0.104 Btu/lb-°F 200°C 435 J/kg·°C
600°F 0.108 Btu/lb-°F 300°C 448 J/kg·°C
800°F 0.112 Btu/lb-°F 400°C 465 J/kg·°C
1000°F 0.112 Btu/lb-°F 500°C 473 J/kg·°C
1200°F 0.134 Btu/lb-°F 600°C 486 J/kg·°C
1400°F 0.140 Btu/lb-°F 700°C 574 J/kg·°C
1600°F 0.145 Btu/lb-°F 800°C 5595 J/kg·°C
1800°F 0.147 Btu/lb-°F 900°C 609 J/kg·°C
- - 1000°C 617 J/kg·°C
Mean Coefficient of
Thermal Expansion
70-200°F 6.5 µin/in -°F 25-100°C 11.8 x 10-6m/m·°C
70-400°F 6.9 µin/in -°F 25-200°C 12.4 x 10-6m/m·°C
70-600°F 7.2 µin/in -°F 25-300°C 12.8 x 10-6m/m·°C
70-800°F 7.4 µin/in -°F 25-400°C 13.2 x 10-6m/m·°C
70-1000°F 7.6 µin/in -°F 25-500°C 13.6 x 10-6m/m·°C
70-1200°F 8.0 µin/in -°F 25-600°C 14.1 x 10-6m/m·°C
70-1400°F 8.3 µin/in -°F 25-700°C 14.7 x 10-6m/m·°C
70-1600°F 8.6 µin/in -°F 25-800°C 15.2 x 10-6m/m·°C
70-1800°F 8.9 µin/in -°F 25-900°C 15.7 x 10-6m/m·°C
- - 25-1000°C 16.1 x 10-6m/m·°C
Dynamic Modulus
of Elasticity
RT 30.6 x 106 psi RT 211 GPa
200°F 30.1 x 106 psi 100°C 207 GPa
400°F 29.3 x 106 psi 200°C 202 GPa
600°F 28.3 x 106 psi 300°C 196 GPa
800°F 27.3 x 106 psi 400°C 190 GPa
1000°F 26.4 x 106 psi 500°C 184 GPa
1200°F 25.3 x 106 psi 600°C 177 GPa
1400°F 24.1 x 106 psi 700°C 171 GPa
1600°F 23.1 x 106 psi 800°C 164 Gpa
1800°F 21.9 x 106 psi 900°C 157 Gpa
- - 1000°C 150 Gpa

*RT= Room Temperature

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