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The temperature of hot processing semi-finished products 700−900 degrees Celsius.
For contact spot and seam welding electrodes of carbon steel
The temperature of hot processing semi-finished products 700−900 degrees Celsius.
For contact spot and seam welding electrodes of carbon steel
Standard | B, % | Sn, % | Cr, % | Cu, % | Zn, % | Ni, % | Zr, % | Pb, % | As, % |
---|---|---|---|---|---|---|---|---|---|
Standard | B, % | Sn, % | Cr, % | Cu, % | Zn, % | Ni, % | Zr, % | Pb, % | As, % |
GOST 614-97 | < 0.002 | < 0.01 | 0.4–1 | 98.82–99.57 | < 0.01 | < 0.03 | 0.03–0.08 | < 0.003 | < 0.01 |
Temperature, °C | E\cdot 10^{9}, MPa | \alpha\cdot 10^{6}, K^{-1} | \varkappa, \frac{W}{m\cdot K} | \rho, \frac{kg}{m^3} | R\cdot 10^{-6}, \Omega\cdot m |
---|---|---|---|---|---|
Temperature, °C | E\cdot 10^{9}, MPa | \alpha\cdot 10^{6}, K^{-1} | \varkappa, \frac{W}{m\cdot K} | \rho, \frac{kg}{m^3} | R\cdot 10^{-6}, \Omega\cdot m |
20 | 1.3 | 17.5 | 366 | 8920 | 20 |
Rolling | Standard | Size, mm | Tension | Classifiers | \sigma _{U}, MPa | \sigma_{Y}, MPa | \psi, % | Treatment |
---|---|---|---|---|---|---|---|---|
Rolling | Standard | Size, mm | Tension | Classifiers | \sigma _{U}, MPa | \sigma_{Y}, MPa | \psi, % | Treatment |
Round | GOST 614-97 | 500 | 450 | 84 |
Standard | Description |
---|---|
Standard | Description |
GOST 614-97 |
Parameter | Units of measurement | Description |
---|---|---|
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 |