1. Chemical composition of CW103C
according to DIN EN 13388 (in % of mass)
Cu | Be | Co | Fe | Ni | Comment | Other Elements | ||||
Rest | 0,4- | 0,8- | 0,20 | 0,8- | – | 0,50 | ||||
0,7 | 1,3 | 1,3 |
2. mechanical properties of CW103C
according to DIN EN 1652 sheets/plates, 12163/12167 rods/profiles, 12166 wires (common condition)
Condition | Nominal thickness | Tensile strength | Yield strength | Ultimate elongation | Rigor | |||||
in mm | Rm in MPa | Rp0,2 in MPa | in % (min.) | HB | ||||||
over | up to | min | max | min | max | A50 | A100 | A | ||
M | alle | as manufactured – without specification of mechanical values | ||||||||
R240/H060* | max. | 15 | 240 | – | – | 220 | 20 | – | 20 | 60-130 |
R680/H220* | max. | 100 | 680 | – | 550 | – | – | – | 10 | 220-270 |
R730/H230* | max. | 60 | 730 | – | 610 | – | – | 2 | 8 | 230-310 |
Physical properties | General properties | ||
(Guide values for 20° C) | |||
Density of g/cm3 | 8,8 | Resistance to: | |
Solidification range ° C | k.A. | – organic materials | k.A. |
Electrical conductivity MS/m | 25 | – neutral / alkaline compounds | k.A. |
Thermal conductivity W/(mK) | ~210 | Formability | |
Therm. linear expansion- | – Warm | k.A. | |
Coeffizient 10-6/K | 17,0 | – Cold | k.A. |
Modulus of elasticity N/mm2 | 135.000 | ||
Connection works | Surface treatment | ||
– Gas-shielded welding | k.A. | Mechanical polishing | k.A. |
– Gas welding | k.A. | Electrolytic polishing | k.A. |
– Resistance welding (blunt) | k.A. | Electroplating | k.A. |
– Hard soldering | k.A. | ||
– Soft soldering | k.A. | ||
Machinability | |||
Generally | 4 |
3. Main application / Special features of CW103C:
CW103C is the preferred electrode material for various welding processes, especially for stainless steels.
* The maximum available nominal size of each condition depends on the required shape.