Table of Resistance and Weight of Copper Wires

Resistances and weights of copper wires Diameter Cross section Resistance per km with 15°(288 k) Length of a wire of 1 Ω Weight per km Length of a wire of 1 kg mm mm2 Ω m kg m 0,1 0,0079 2215 0,4514 0,070 14306 0,2 0,0314 553,9 1,856 0,280 3577 0,3 0,0707 246,2 4,062 0,629 […]

Table of Specific Resistance and Conductivity of Materials

Specific resistance and conductivity of essential materials at 20° C (193 K) Material Spec. Resistance Conductivity   Ohm.mm2/m m/Ohm.mm2 Aluminium, soft 0,028 36 Lead 0,2 5 Gold 0,022 45 Copper E-Cu, soft 0,01754 57 Brass Ms 58 0,059 17 Brass Ms 63 0,071 14 Nickel silver NiMs 0,5…0,15 2,0…6,7 Platinum 0,098 10,2 Mercury 0,960 1,042 […]

Table of Temperature Coefficient of Materials

Temperature coefficient Material Temperature coefficient of an electrical resistance between 0° and 100° C (173 and 273 K) Aluminium +0,0037 Aluminium bronze +0,001 Lead +0,00417 Iron +0,0045 Electron   Constantan 0,00005 Copper +0,0043 Manganin +0,00001 Brass +0,0015 Molybdenum +0,0043 Nickel silver +0,00007 Nickel +0,0041 Niccolite +0,00022 Platinum +0,0039 Platinum-Rhodium (10 % Rh.) +0,0017 Mercury +0,00090 Silver +0,0036 […]