|
Physical Properties | Metric | English | Comments |
---|
Density | 8.25 g/cc | 0.298 lb/in³ |
|
Mechanical Properties | Metric | English | Comments |
---|
Tensile Strength, Ultimate | 824 MPa | 120000 psi |
| 248 MPa @Temperature 870 °C | 36000 psi @Temperature 1600 °F |
| 403 MPa @Temperature 760 °C | 58500 psi @Temperature 1400 °F |
| 562 MPa @Temperature 650 °C | 81500 psi @Temperature 1200 °F |
| 621 MPa @Temperature 540 °C | 90100 psi @Temperature 1000 °F |
| 883 MPa @Temperature -18.0 °C | 128000 psi @Temperature -0.400 °F |
| 969 MPa @Temperature -73.0 °C | 141000 psi @Temperature -99.4 °F |
| 1069 MPa @Temperature -130 °C | 155000 psi @Temperature -202 °F |
| 1131 MPa @Temperature -185 °C | 164000 psi @Temperature -301 °F |
Tensile Strength, Yield | 362 MPa @Strain 0.2 % | 52500 psi @Strain 0.2 % |
| 186 MPa @Strain 0.2 %, Temperature 760 °C | 27000 psi @Strain 0.2 %, Temperature 1400 °F |
| 193 MPa @Strain 0.2 %, Temperature 870 °C | 28000 psi @Strain 0.2 %, Temperature 1600 °F |
| 217 MPa @Strain 0.2 %, Temperature 540 °C | 31500 psi @Strain 0.2 %, Temperature 1000 °F |
| 217 MPa @Strain 0.2 %, Temperature 650 °C | 31500 psi @Strain 0.2 %, Temperature 1200 °F |
| 224 MPa @Strain 0.2 %, Temperature 870 °C | 32500 psi @Strain 0.2 %, Temperature 1600 °F |
| 238 MPa @Strain 0.2 %, Temperature 760 °C | 34500 psi @Strain 0.2 %, Temperature 1400 °F |
| 248 MPa @Strain 0.2 %, Temperature 650 °C | 36000 psi @Strain 0.2 %, Temperature 1200 °F |
| 265 MPa @Strain 0.2 %, Temperature 540 °C | 38400 psi @Strain 0.2 %, Temperature 1000 °F |
| 393 MPa @Strain 0.2 %, Temperature -18.0 °C | 57000 psi @Strain 0.2 %, Temperature -0.400 °F |
| 483 MPa @Strain 0.2 %, Temperature -73.0 °C | 70100 psi @Strain 0.2 %, Temperature -99.4 °F |
| 565 MPa @Strain 0.2 %, Temperature -130 °C | 81900 psi @Strain 0.2 %, Temperature -202 °F |
| 710 MPa @Strain 0.2 %, Temperature -185 °C | 103000 psi @Strain 0.2 %, Temperature -301 °F |
Elongation at Break | 43 % | 43 % |
| 22 % @Temperature -185 °C | 22 % @Temperature -301 °F |
| 29 % @Temperature -130 °C | 29 % @Temperature -202 °F |
| 36 % @Temperature -73.0 °C | 36 % @Temperature -99.4 °F |
| 36 % @Temperature 760 °C | 36 % @Temperature 1400 °F |
| 42 % @Temperature -18.0 °C | 42 % @Temperature -0.400 °F |
| 44 % @Temperature 650 °C | 44 % @Temperature 1200 °F |
| 44 % @Temperature 870 °C | 44 % @Temperature 1600 °F |
| 47 % @Temperature 540 °C | 47 % @Temperature 1000 °F |
Reduction of Area | 40 % | 40 % |
| 20 % @Temperature -185 °C | 20 % @Temperature -301 °F |
| 25 % @Temperature -130 °C | 25 % @Temperature -202 °F |
| 29 % @Temperature -73.0 °C | 29 % @Temperature -99.4 °F |
| 36 % @Temperature 760 °C | 36 % @Temperature 1400 °F |
| 42 % @Temperature 870 °C | 42 % @Temperature 1600 °F |
| 45 % @Temperature -18.0 °C | 45 % @Temperature -0.400 °F |
| 46 % @Temperature 650 °C | 46 % @Temperature 1200 °F |
| 48.5 % @Temperature 540 °C | 48.5 % @Temperature 1000 °F |
Modulus of Elasticity | 200 GPa | 29000 ksi |
Machinability | 18 % | 18 % |
Charpy Impact | 81.0 J | 59.7 ft-lb |
| 22.0 J @Temperature -185 °C | 16.2 ft-lb @Temperature -301 °F |
| 43.0 J @Temperature -130 °C | 31.7 ft-lb @Temperature -202 °F |
| 54.0 J @Temperature -73.0 °C | 39.8 ft-lb @Temperature -99.4 °F |
| 68.0 J @Temperature -18.0 °C | 50.2 ft-lb @Temperature -0.400 °F |
| 87.0 J @Temperature 760 °C | 64.2 ft-lb @Temperature 1400 °F |
| 87.0 J @Temperature 870 °C | 64.2 ft-lb @Temperature 1600 °F |
| 89.0 J @Temperature 650 °C | 65.6 ft-lb @Temperature 1200 °F |
| 108 J @Temperature 540 °C | 79.7 ft-lb @Temperature 1000 °F |
|
Electrical Properties | Metric | English | Comments |
---|
Electrical Resistivity | 0.0000942 ohm-cm @Temperature 25.0 °C | 0.0000942 ohm-cm @Temperature 77.0 °F |
| 0.000100 ohm-cm @Temperature 200 °C | 0.000100 ohm-cm @Temperature 392 °F |
| 0.000110 ohm-cm @Temperature 400 °C | 0.000110 ohm-cm @Temperature 752 °F |
| 0.000120 ohm-cm @Temperature 600 °C | 0.000120 ohm-cm @Temperature 1110 °F |
| 0.000120 ohm-cm @Temperature 800 °C | 0.000120 ohm-cm @Temperature 1470 °F |
| 0.000120 ohm-cm @Temperature 1000 °C | 0.000120 ohm-cm @Temperature 1830 °F |
|
Thermal Properties | Metric | English | Comments |
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CTE, linear | 14.0 µm/m-°C @Temperature 21.0 - 95.0 °C | 7.78 µin/in-°F @Temperature 69.8 - 203 °F |
| 15.3 µm/m-°C @Temperature 21.0 - 205 °C | 8.50 µin/in-°F @Temperature 69.8 - 401 °F |
| 15.3 µm/m-°C @Temperature 21.0 - 315 °C | 8.50 µin/in-°F @Temperature 69.8 - 599 °F |
| 16.4 µm/m-°C @Temperature 21.0 - 540 °C | 9.11 µin/in-°F @Temperature 69.8 - 1000 °F |
| 17.1 µm/m-°C @Temperature 21.0 - 650 °C | 9.50 µin/in-°F @Temperature 69.8 - 1200 °F |
| 17.5 µm/m-°C @Temperature 21.0 - 760 °C | 9.72 µin/in-°F @Temperature 69.8 - 1400 °F |
| 17.8 µm/m-°C @Temperature 21.0 - 870 °C | 9.89 µin/in-°F @Temperature 69.8 - 1600 °F |
| 18.2 µm/m-°C @Temperature 21.0 - 980 °C | 10.1 µin/in-°F @Temperature 69.8 - 1800 °F |
Specific Heat Capacity | 0.435 J/g-°C @Temperature 21.0 - 100 °C | 0.104 BTU/lb-°F @Temperature 69.8 - 212 °F |
Thermal Conductivity | 12.3 W/m-K @Temperature 21.0 °C | 85.4 BTU-in/hr-ft²-°F @Temperature 69.8 °F |
| 13.1 W/m-K @Temperature 95.0 °C | 90.9 BTU-in/hr-ft²-°F @Temperature 203 °F |
| 14.5 W/m-K @Temperature 205 °C | 101 BTU-in/hr-ft²-°F @Temperature 401 °F |
| 16.1 W/m-K @Temperature 315 °C | 112 BTU-in/hr-ft²-°F @Temperature 599 °F |
| 17.6 W/m-K @Temperature 425 °C | 122 BTU-in/hr-ft²-°F @Temperature 797 °F |
| 19.2 W/m-K @Temperature 540 °C | 133 BTU-in/hr-ft²-°F @Temperature 1000 °F |
| 20.8 W/m-K @Temperature 650 °C | 144 BTU-in/hr-ft²-°F @Temperature 1200 °F |
Melting Point | 1300 - 1355 °C | 2370 - 2471 °F |
Solidus | 1300 °C | 2370 °F |
Liquidus | 1355 °C | 2471 °F |
Maximum Service Temperature, Air | 1040 °C | 1900 °F |
|
Component Elements Properties | Metric | English | Comments |
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Carbon, C | 0.080 - 0.16 % | 0.080 - 0.16 % |
Chromium, Cr | 20 - 22.5 % | 20 - 22.5 % |
Cobalt, Co | 18.5 - 21 % | 18.5 - 21 % |
Iron, Fe | 31 % | 31 % |
Manganese, Mn | 1.0 - 2.0 % | 1.0 - 2.0 % |
Molybdenum, Mo | 2.5 - 3.5 % | 2.5 - 3.5 % |
Nb + Ta | 0.75 - 1.25 % | 0.75 - 1.25 % |
Nickel, Ni | 19 - 21 % | 19 - 21 % |
Niobium, Nb (Columbium, Cb) | 0.50 % | 0.50 % |
Nitrogen, N | <= 0.20 % | <= 0.20 % |
Phosphorus, P | <= 0.040 % | <= 0.040 % |
Silicon, Si | <= 1.0 % | <= 1.0 % |
Sulfur, S | <= 0.030 % | <= 0.030 % |
Tantalum, Ta | 0.50 % | 0.50 % |
Tungsten, W | 2.0 - 3.0 % | 2.0 - 3.0 % |