| Physical properties |
|
|---|---|
| Density (20°C), g/cm³ | 8,9 |
| Specific heat (20°C), J / (g . k) 0,38 |
0,38 |
| Melting range °C |
1100 - 1145 |
| Thermal conductivity (20°C), W / (m . k) | 50,2 |
| Coefficient of linear expansion (20 - 300 °C), 10-6 . K-1 |
17 |
| Electrical resistivity (20 °C), m / Ω . mm² |
5,0 |
| Modulus of elasticity (20°C, annealed), KN/mm² | 135 |
| Mechanical properties (annealed tubes) according to EN 12451 R290 | |||
|---|---|---|---|
| 0,2 % proof stress (Rp 0,2), MPa | min. 90 | ||
| Tensile strength (Rm), MPa | min. 290 | ||
| Elongation A5 % | min.30 | ||
| Expansion % | min. 30 | ||