Tin Bronzes – CuSn12
EN 1982 CC483K
CuSn12-C
It is a bronze alloy containing 12% tin.
International standards ASTM B505 C90700 and DIN 1705 CuSn12
It is a hard and tough material. It shows high resistance to corrosion, impacts and cavitation. It performs well under high load and pressure.
Chemical Composition
| Cu % | Ni % | P % | Pb % | Sn % | Zn % | A1 % | Fe % | Mn % | S % | Sb % | Si % |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Min. 88 Max. 88,5 | Max. 2 | Max. 0,6 | Max. 0,07 | Min. 11 Max. 13 | Max. 0,5 | Max. 0,01 | Max. 0,2 | Max. 0,02 | Max. 0,05 | Max. 0,15 | Max. 0,01 |
Mechanical Properties
| Hardness HB | Yield Strength (MPa) | Tensile Strength (MPa) | Elongation % | Hardness (HBW) |
|---|---|---|---|---|
| Continuous Casting | 300 | 150 | 6 | 90 |
| Centrifugal Casting | 280 | 150 | 5 | 90 |
Physical Properties
| Density (kg/dm3) | Specific Heat Capacity (J/(gr.K)) | Thermal Expansion (10-6k) | Thermal Conductivity (W/(m.K)) | Electrical Conductivity (Ω mm²/m) |
|---|---|---|---|---|
| 8,6 | 0,376 | 18,5 | 54 | 6,2 |