| |
| Physical Properties | Metric | English | Comments |
|---|
| Density | 21.03 g/cc | 0.7598 lb/in³ |
Vapor Pressure  | 1.00e-14 bar
@Temperature 1525 °C | 7.50e-12 torr
@Temperature 2777 °F |
| | 4.00e-11 bar
@Temperature 2000 °C | 3.00e-8 torr
@Temperature 3630 °F |
| | 1.10e-9 bar
@Temperature 2200 °C | 8.25e-7 torr
@Temperature 3990 °F |
| | 1.90e-8 bar
@Temperature 2400 °C | 0.0000143 torr
@Temperature 4350 °F |
| | 1.60e-7 bar
@Temperature 2600 °C | 0.000120 torr
@Temperature 4710 °F |
| | 0.00000170 bar
@Temperature 2800 °C | 0.00128 torr
@Temperature 5070 °F |
| | 0.0000110 bar
@Temperature 3000 °C | 0.00825 torr
@Temperature 5430 °F |
| |
| Chemical Properties | Metric | English | Comments |
|---|
| Atomic Mass | 186.207 | 186.207 |
| Atomic Number | 75 | 75 |
| Thermal Neutron Cross Section | 86 barns/atom | 86 barns/atom |
| X-ray Absorption Edge | 0.17311 Å | 0.17311 Å |
| | 0.99009 Å | 0.99009 Å |
| | 1.03645 Å | 1.03645 Å |
| | 1.1772 Å | 1.1772 Å |
| Electronegativity | 1.9 | 1.9 |
| Ionic Radius | 0.560 Å | 0.560 Å |
| | 0.720 Å | 0.720 Å |
| |
| Mechanical Properties | Metric | English | Comments |
|---|
| Hardness, Brinell | 500 | 500 |
| Hardness, Rockwell A | 76 | 76 |
| Hardness, Rockwell C | 50 | 50 |
| Hardness, Vickers | 550 | 550 |
| Tensile Strength, Ultimate | 2100 MPa | 305000 psi |
| Elongation at Break | 1.0 - 3.0 % | 1.0 - 3.0 % |
| Modulus of Elasticity | 460 GPa | 66700 ksi |
| Poissons Ratio | 0.296 | 0.296 |
| Shear Modulus | 176 GPa | 25500 ksi |
| |
| Electrical Properties | Metric | English | Comments |
|---|
| Electrical Resistivity | 0.0000193 ohm-cm
@Temperature 20.0 °C | 0.0000193 ohm-cm
@Temperature 68.0 °F |
| | 0.0000254 ohm-cm
@Temperature 100 °C | 0.0000254 ohm-cm
@Temperature 212 °F |
| | 0.0000400 ohm-cm
@Temperature 300 °C | 0.0000400 ohm-cm
@Temperature 572 °F |
| | 0.0000526 ohm-cm
@Temperature 500 °C | 0.0000526 ohm-cm
@Temperature 932 °F |
| | 0.0000630 ohm-cm
@Temperature 700 °C | 0.0000630 ohm-cm
@Temperature 1290 °F |
| | 0.0000725 ohm-cm
@Temperature 900 °C | 0.0000725 ohm-cm
@Temperature 1650 °F |
| | 0.0000805 ohm-cm
@Temperature 1100 °C | 0.0000805 ohm-cm
@Temperature 2010 °F |
| | 0.0000870 ohm-cm
@Temperature 1300 °C | 0.0000870 ohm-cm
@Temperature 2370 °F |
| | 0.0000930 ohm-cm
@Temperature 1500 °C | 0.0000930 ohm-cm
@Temperature 2730 °F |
| | 0.0000985 ohm-cm
@Temperature 1700 °C | 0.0000985 ohm-cm
@Temperature 3090 °F |
| | 0.000103 ohm-cm
@Temperature 1900 °C | 0.000103 ohm-cm
@Temperature 3450 °F |
| | 0.0001065 ohm-cm
@Temperature 2100 °C | 0.0001065 ohm-cm
@Temperature 3810 °F |
| | 0.000109 ohm-cm
@Temperature 2300 °C | 0.000109 ohm-cm
@Temperature 4170 °F |
| Magnetic Susceptibility | 3.63e-7 | 3.63e-7 |
| Critical Magnetic Field Strength, Oersted | 195 - 205 | 195 - 205 |
| Critical Superconducting Temperature | 1.691 - 1.703 K | 1.691 - 1.703 K |
| |
| Thermal Properties | Metric | English | Comments |
|---|
| Heat of Fusion | 178 J/g | 76.6 BTU/lb |
| CTE, linear | 6.12 µm/m-°C
@Temperature 500 °C | 3.40 µin/in-°F
@Temperature 932 °F |
| | 6.20 µm/m-°C
@Temperature 20.0 °C | 3.44 µin/in-°F
@Temperature 68.0 °F |
| | 6.20 µm/m-°C
@Temperature 250 °C | 3.44 µin/in-°F
@Temperature 482 °F |
| | 6.65 µm/m-°C
@Temperature 1000 °C | 3.69 µin/in-°F
@Temperature 1830 °F |
| Specific Heat Capacity | 0.134 J/g-°C
@Temperature 500 °C | 0.0320 BTU/lb-°F
@Temperature 932 °F |
| | 0.138 J/g-°C
@Temperature 25.0 °C | 0.0330 BTU/lb-°F
@Temperature 77.0 °F |
| | 0.150 J/g-°C
@Temperature 1000 °C | 0.0359 BTU/lb-°F
@Temperature 1830 °F |
| | 0.161 J/g-°C
@Temperature 1000 °C | 0.0385 BTU/lb-°F
@Temperature 1830 °F |
| | 0.177 J/g-°C
@Temperature 1500 °C | 0.0423 BTU/lb-°F
@Temperature 2730 °F |
| | 0.199 J/g-°C
@Temperature 2000 °C | 0.0476 BTU/lb-°F
@Temperature 3630 °F |
| Thermal Conductivity | 39.6 W/m-K | 275 BTU-in/hr-ft²-°F |
| Melting Point | 3180 °C | 5760 °F |
| Boiling Point | 5596 °C | 10100 °F |
| Maximum Service Temperature, Inert | 2380 °C | 4320 °F |
| |
| Optical Properties | Metric | English | Comments |
|---|
| Emissivity (0-1) | 0.42
@Temperature 0.000 - 2000 °C,
Wavelength 655 nm | 0.42
@Temperature 32.0 - 3630 °F,
Wavelength 655 nm |
| |
| Component Elements Properties | Metric | English | Comments |
|---|
| Rhenium, Re | 100 % | 100 % |
| |
| Descriptive Properties |
|---|
| CAS Number | 7440-15-5 |
Some of the values displayed above may have been converted from their original units and/or rounded in order to
display the information in a consistent format. Users requiring more precise data for scientific or engineering
calculations can click on the property value to see the original value as well as raw conversions to equivalent units.
We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding
error. We also ask that you refer to MatWeb's
terms of use regarding this information.
Click here to view
all the property values for this datasheet as they were originally entered into MatWeb.
