Material electrical resistivities
Resistivities of Various Materials
Author: R.J.Edwards G4FGQ © 15th February 1998
| MATERIAL |
RESISTIVITY
Ohm-metres at 20 C |
| Silver |
1.63 x 10^-8 |
| Copper, annealed |
1.72 x 10^-8 |
| Copper, hard drawn |
1.77 x 10^-8 |
| Gold, pure |
2.44 x 10^-8 |
| Aluminium |
2.82 x 10^-8 |
| Zinc |
5.68 x 10^-8 |
| Brass |
7.14 x 10^-8 |
| Iron, pure |
1.00 x 10^-7 |
| Tin |
1.15 x 10^-7 |
| Lead |
2.20 x 10^-7 |
| Steel, structural |
3.00 x 10^-7 |
| Constantan |
4.90 x 10^-7 |
| Mercury |
9.62 x 10^-7 |
| Carbon |
3.00 x 10^-5 |
| Sea water |
0.22 |
Index | 1 | 2 |
3 | 4 | 5 | 6 | 7 | 8 | 9 | 10
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