Table of Resistivity and Conductivity of Different Materials at 20°C
Material
|
Resistivity at 20°C
|
Conductivity 20°C
|
Air
|
1.3 × 1016 to 3.3 × 1016
|
3 × 10-15 to 8 × 10-15
|
Aluminum
|
2.82 × 10-8
|
3.5 × 107
|
Annealed copper
|
1.72 × 10-8
|
5.80 × 107
|
Calcium
|
3.36 × 10-8
|
2.98 × 107
|
Carbon (amorphous)
|
5 × 10-4 to 8 × 10-4
|
1.25 to 2 × 103
|
Carbon (diamond)
|
1 × 1012
|
~10-13
|
Carbon (graphite)
|
2.5 × 10-6 to 5.0 × 10-6 //basal plane
|
2 to 3 × 105 //basal plane
|
Carbon steel
|
-1010
|
1.43 × 10-7
|
Constantan
|
4.9 × 10-7
|
2.04 × 106
|
Copper
|
1.68 × 10-8
|
5.96 × 107
|
Deionized water
|
1.8 × 105
|
5.5 × 10-6
|
Drinking water
|
2 × 101 to 2 × 103
|
5 × 10-4 to 5 × 10-2
|
Fused quartz
|
7.5 × 1017
|
1.3 × 10-18
|
GaAs
|
5 × 10-7 to 10 × 10-3
|
5 × 10-8 to 103
|
Germanium
|
4.6 × 10-1
|
2.17
|
Glass
|
10 × 1010 to 10 × 1014
|
10-11 to 10-15
|
Gold
|
2.44 × 10-8
|
4.10 × 107
|
Grain oriented electrical steel
|
4.60 × 10-7
|
2.17 × 106
|
Hard rubber
|
1 × 1013
|
10-14
|
Iron
|
1.0 × 10-7
|
1.00 × 107
|
Lead
|
2.2 × 10-7
|
4.55 × 106
|
Lithium
|
9.28 × 10-8
|
1.08 × 107
|
Manganin
|
4.82 × 10-7
|
2.07 × 106
|
Mercury
|
9.8 × 10-7
|
1.02 × 106
|
Nichrome
|
1.10 × 10-6
|
9.09 × 105
|
Nickel
|
6.99 × 10-8
|
1.43 × 107
|
Paraffin wax
|
1 × 1017
|
10-18
|
PET
|
10 × 1020
|
10-21
|
Platinum
|
1.06 × 10-7
|
9.43 × 106
|
Sea water
|
2 × 10-1
|
4.8
|
Silicon
|
6.40 × 102
|
1.56 × 10-3
|
Silver
|
1.59 × 10-8
|
6.30 × 107
|
Stainless steel
|
6.9 × 10-7
|
1.45 × 106
|
Sulfur
|
1 × 1015
|
10-16
|
Teflon
|
10 × 1022 to 10 × 1024
|
10-25 to 10-23
|
Tin
|
1.09 × 10-7
|
9.17 × 106
|
Titanium
|
4.20 × 10-7
|
2.38 × 106
|
Tungsten
|
5.60 × 10-8
|
1.79 × 107
|
Wood (damp)
|
1 × 103 to 4
|
10-4 to 10-3
|
Wood (oven dry)
|
1 × 1014 to 16
|
10-16 to 10-14
|
Zinc
|
5.90 × 10-8
|
1.69 × 107
|