Bl4
bedra electronic wire Bl4 out of a tin-bronze alloy for various applications (ribbon, heating conductors / resistance wire, special cables, bobbins, connectors, etc.).
Standardization and composition
| Norm | CuSn 4 |
|---|---|
| DIN | 17662 |
| EN DIN 12166 | CW 450 K |
| CDA UNS | not standardized |
| Alloy composition | Average values according to standard (%) |
| Cu | balance |
| Sn | 4.0 |
| P | 0.10 |
| Others | max. 0.5 |
Physical properties
| Density (kg/dm³) | 8.9 |
|---|---|
| Melting range (°C) | 960 - 1060 |
| E-Modulus (kN/mm²) | 125 |
| Thermal conductivity (W / m x K) | 90 |
| Coefficient of linear mean expansion (10-6/K) | 18.2 |
| Electric conductivity (m / Ω x mm²) | 12 |
| Electric conductivity (IACS %) | ~ 20 |
| Resistiviy (Ω x mm² /m) | 0.0833 |
Further product information
Please contact me and my team
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
bedra Vietnam Alloy Material Co., Ltd
- Lot CN-06, Hoa Phu Industrial Park,
Mai Dinh Commune,
Hiep Hoa District, Bac Giang Province,
Vietnam
- +84 2043900104
- +84 2043900110
- info-asia(at)bedra.com
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