CuW80/Fe contact This contact material has passed the type tests of SF6 circuit breakers of 40.5kV/25kA, 31.5kA and 40kA.
Properties:
Contact materials |
Composition (wt.%) |
Density (g/cm3)
¡Ý |
Hardness
HB (MPa)
¡Ý |
Resistivity (¦Ì¦¸.cm)
¡Ü |
Tensile Strength (MPa)
¡Ý |
Elongation (%)
¡Ý |
Remarks |
CuW80/Fe |
- |
- |
- |
- |
190
(at the welding seam) |
- |
Welded by electron beam welder |
|
|
