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CW452K
circular blank
- Form circular blank
- Material Bronze
- Material CW452K
- Material chemically EN 573-3 Bronze Cu Sn 6
| Aviation | No |
| Fe (from) | 0.1 |
| Fe (to) | 0.1 |
| Ni (from) | 0.2 |
| Other | 0.2 |
| P (from) | 0.01 |
| P (to) | 0.4 |
| Pb (from) | 0.02 |
| Pb (to) | 0.02 |
| Rest | Cu |
| Sn (from) | 5.5 |
| Sn (to) | 7 |
| Zn (from) | 0.2 |
| Zn (to) | 0.2 |
| suitable according to DIN EN 602 | No |
| Material chemically EN 573-3 | Bronze Cu Sn 6 |
| Material no | CW452K (2.1020) |
| Coefficient of thermal expansion from 20 to 100°C | 18 K⁻¹10⁻⁶ |
| Coefficient of thermal expansion from 20 to 200°C | 18.5 K⁻¹10⁻⁶ |
| Density | 8.82 g/cm³ |
| Modulus of elasticity at 100°C | 98 GPa |
| Modulus of elasticity at 20°C | 102 GPa |
| Modulus of elasticity at 200°C | 94 GPa |
| Modulus of elasticity at 300°C | 89 GPa |
| Specific electrical conductivity at 20°C | 9 m/Ω*mm² |
| Specific electrical conductivity at 200°C | 7.8 m/Ω*mm² |
| Specific electrical resistance at 20°C | 0.111 Ω*mm²/m |
| Specific electrical resistance at 200°C | 0.128 Ω*mm²/m |
| Specific heat at 20°C | 0.377 J/(kg·K) |
| Thermal conductivity at 20°C | 75 W/m*K |
| Thermal conductivity at 200°C | 98 W/m*K |
| Brazing | 2 |
| Soft soldering | 1 |
| Gas | 3 |
| MIG | 2 |
| Resistance spot welding | 2 |
| TIG | 2 |
1 very good
2 good
3 moderate
4 poor
5 unsuited
0 Not specified
