Changes

Jump to: navigation, search

Physical Properties of the Most Important Metals

11 bytes added, 09:12, 20 December 2022
no edit summary
|-
!Element/Metal
!Electrical Resistivity [[#text-referencereference7|<sup>1</sup>]]<br/>[Ω*mm<sup>2</sup>/m]!Electrical Conductivity[[#text-referencereference7|<sup>1</sup>]]<br/>[MS/m]!Temperatur Coeff.<br/>of Electrical<br/>Resistance[[#text-referencereference8|<sup>2</sup>]]<br/>[10<sup>-3</sup>/K]!Absolute thermal<br/>e.m.f.[[#text-referencereference9|<sup>3</sup>]]<br/>[µV/K]
!Critical<br/>Superconductor<br/>Temperatur<br/>[K]
!Softening<br/>Voltage<br/>(measured)<br/>[V]
!Melting<br/>Voltage<br/>(measured)<br/>[V]
!Melting<br/>Voltage<br/>(calculated)[[#text-referencereference10|<sup>4</sup>]]<br/>[V]
!Minimum Arc<br/>Voltage<br/>[V]
!Minimum Arc<br/>Current<br/>[A]
|-
|}
<div id="text-referencereference7"><sub>1</sub> at 20°C</div><div id="text-referencereference8"><sub>2</sub> near room temperature</div><div id="text-referencereference9"><sub>3</sub> near room temperature, however values for metals with non-cubic structure can vary widely</div><div id="text-referencereference10"><sub>4</sub> Calculated according to U<sub>Melt</sub> = [4L * (T<sup>2</sup><sub>Melt</sub> - T<sup>2</sup><sub>0</sub>)]<sup>1/2</sup> mit
U<sub>Melt</sub>= Melting Voltage, L = Lorenz Constant (2,45x10<sup>-8</sup>[V/K], T<sub>Melt</sub>= Melting Temperature, T<sub>0</sub>= Temperature at a point distant from the constriction spot</div>
</figtable>

Navigation menu

Powered by