EUWELD®200 is a pure copper, coated welding electrode for joining and surfacing of all dissimilar grades of copper. Smooth arc characteristics allow easy joining of copper and copper alloys. Weldment is extremely dense. High purity of weldment allows for joining dissimilar grades of copper.

CHARACTERISTICS:           

Porosity free pure copper weldment with excellent thermal and electrical conductivity.

 

BASE MATERIAL:

Pure copper and copper alloys.

 

MECHANICAL PROPERTIES:

Tensile strength
Rm (N/mm²)
Elongation
%
Hardness HB 2,5 / 187,5 / 30
225 35 50-60

 

RECOMMENDED AMPERAGE:

Diameter(mm) 3,2 4,0 5,0
Min   (A) 100 140 170
Max   (A) 130 170 200

 

RECOMMENDED CURRENT:

DC (+)

 

APPLICATION:

Preheat thicker sections from 400 – 600°C. Always use the largest possible diameter of electrode and maintain the short arc.