Phosphor Bronze + Cupronickel

Weldability of the material and electrode material (guideline)

Weldability Good
Upper Electrode Cu-Cr-Zr (Equivalent to RWMA-2)
Lower Electrode Cu-Cr-Zr (Equivalent to RWMA-2)
Special Note Having enough welding strength.

Physical Property

PB Phospher Bronze
Melting Point ≈980℃
Electrical Resistivity 15×10-8Ω・m
Thermal Conductivity ≈67 W/(m・K)
Cu-Ni Cupronickel
Melting Point ≈1150℃
Electrical Resistivity (15~50)×10-8Ω・m
Thermal Conductivity ≈43 W/(m・K)