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.
