Cu
Hot working temperature: 800 — 950 ° C
Copper is the base; the percentage of Cu is given approximately
Copper is the base; the percentage of Cu is given approximately
Rolling | Standard | Size, mm | Tension | Classifiers | \sigma _{U}, MPa | \sigma_{Y}, MPa | \psi, % | KCU\cdot 10^{3}, \frac{J}{m^2} | d5, % | Treatment |
---|---|---|---|---|---|---|---|---|---|---|
Round | GOST 614-97 | 245 | 157 | 90 | 1666 | 50 |
Standard | Description |
---|---|
GOST 614-97 |
Parameter | Units of measurement | Description |
---|---|---|
E\cdot 10^{9} | MPa | Elastic modulus |
\alpha\cdot 10^{6} | K^{-1} | Coefficient of thermal (linear) expansion (range 20°C–T) |
\varkappa | \frac{W}{m\cdot K} | Coefficient of thermal conductivity (the heat capacity of the material) |
\rho | \frac{kg}{m^3} | The density of the material |
R\cdot 10^{-6} | \Omega\cdot m | Electrical resistivity |