Optical wire (tin bronze)
Tin bronze optical wires from bedra make an impression by a flawless surface finish which is required by all renowned optical manufacturers.
Fields of application
Temple
Physical properties
| Density (kg/dm³) | 8.8 |
|---|---|
| Melting range (°C) | 910 - 1040 |
| E-Modulus (kN/mm²) | 115 |
| Thermal conductivity (W/m*K) | 75 |
| Coefficient of thermal expansion (10-6/K) | 18.5 |
| Electrical conductivity (MS/m) | 7 |
Standardization and composition
| Standard designation | CuSn6 |
|---|---|
| DIN | 17662 |
| Material no. | 2.1022 |
| DIN EN 12166 | CW452K |
| ASTM UNS | C51900 |
| Cu | balance |
| Sn | 6 |
| P | 0.2 |
| Others | max. 0.5 |
Other tech. values
| Annealing temp. (°C) | 380 - 450 |
|---|---|
| Hardness annealed (HV) | 90 |
| Hardness 80% reduced (HV) | 290 |
Delivery program
| Profiles | Round wires / square profiles / flat wires / special profiles |
|---|---|
| Surface coatings | Several electroplated coatings, upon request |
| Make-ups | Spools / coils / rods / drums |
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
Do you have a question about our products?
Use our wire configurator!
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