bercoweld® A52
bercoweld® A52 is made of CuAl alloys, like Al bronze with 5-6% Al, copper and copper alloys. Very suitable for hard soldering and welding galvanized steels. Very good corrosion and wear resistance. Preheating is recommended for large workpieces.
Standardization and composition
| ISO 24373 | CuAl5Ni2Mn Cu6061 |
|---|---|
| Cu | balance |
| Al | 4,5 - 5,0 |
| Ni | 1,6 – 2,0 |
| Mn | 0,1 – 0,5 |
| Others | max. 0,5 |
Physical properties
| Density (kg/dm³) | 8,2 |
|---|---|
| Melting range (°C) | 1060 - 1085 |
| Thermal conductivity (W / m x K) | 61 |
| Coefficient of linear mean expansion (10-6/K) | 17,5 |
| Electrical conductivity (m / Ω x mm²) | 8,0 - 8,8 |
| Resistivity (Ω x mm² /m) | 0,114 - 0,125 |
Mechanical properties of the weld joint (standard data)
| Heat treatment | non treated |
|---|---|
| Tensile strength (MPa) | 353 |
| Elongation (%) | 45 |
| Brinell hardness (HB 2,5/62,5) | 84 |
| Notched bar impact test (Av (J)) | 161 |
Delivery options
| Make-up | Weight/Length | Dimension |
|---|---|---|
| Drum / bedrabox | 175 - 200 kg | 0,80 - 1,60 mm |
| SD300 / BS300 / K300 | 12 - 15 kg | 0,80 - 2,40 mm |
| H500 / H560 / H760 | 150 - 250 kg | 0,80 - 2,40 mm |
| Coils | 25 - 100 kg | 1,60 - 6,00 mm |
| Rods | 250 - 3000 mm | 1,60 - 6,00 mm |
Further product information
Berkenhoff GmbH (headquarters)
- Kinzenbach plant
- Berkenhoffstrasse 14
- 35452 Heuchelheim
- Germany
- +49 641 601 0
- +49 641 601 222
- info(at)bedra.com
Berkenhoff GmbH
- Merkenbach plant
- Rehmühle 1
- 35745 Herborn
- Germany
- +49 2772 5002 0
- +49 2772 5002 155
- info(at)bedra.com