Molybdenum, Tungsten + Mild Steel Plate (Sn plating)

Weldability of the material and electrode material (guideline)

Weldability No good
Upper Electrode Cu-Cr-Zr (Equivalent to RWMA-2)
Lower Electrode Cu-Cr-Zr (Equivalent to RWMA-2)
Special Note Coating has a chance to melt or burn.

Physical Property

W Tungsten
Melting Point 3422℃
Electrical Resistivity 5.5×10-8Ω・m
Thermal Conductivity 174 W/(m・K)
Mo Molybdenum
Melting Point 2623℃
Electrical Resistivity 5.7×10-8Ω・m
Thermal Conductivity 138 W/(m・K)
Fe(Sn) Mild Steel Plate (Sn plating)
(Sn) Melting Point 232℃
(Sn) Electrical Resistivity 12.8×10-8Ω・m
(Sn) Thermal Conductivity 66.6 W/(m・K)
(Fe) Melting Point 1535℃
(Fe) Electrical Resistivity 9.7×10-8Ω・m
(Fe) Thermal Conductivity 80.2 W/(m・K)