12H2MFSR
superheater and parovodnye pipe, long operating at temperatures up to 620 degrees.
superheater and parovodnye pipe, long operating at temperatures up to 620 degrees.
| Standard | Fe, % | Si, % | B, % | Mn, % | Cr, % | Cu, % | Ni, % | V, % | P, % | C, % | S, % | Mo, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Standard | Fe, % | Si, % | B, % | Mn, % | Cr, % | Cu, % | Ni, % | V, % | P, % | C, % | S, % | Mo, % |
| TU 14-3-460-75 | 94.945–96.818 | 0.4–0.7 | 0.002–0.005 | 0.4–0.7 | 1.6–1.9 | < 0.25 | < 0.25 | 0.2–0.35 | < 0.025 | 0.08–0.15 | < 0.025 | 0.5–0.7 |
| Standard | Description |
|---|---|
| Standard | Description |
| TU 14-3-460-75 |
| Parameter | Units of measurement | Description |
|---|---|---|
| Parameter | Units of measurement | Description |
| \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 |
| Parameter | Units of measurement | Description |
|---|---|---|
| Parameter | Units of measurement | Description |
| \sigma _{U} | MPa | Ultimate tensile strength |
| \sigma_{P} | MPa | Proportionality limit |
| \epsilon_L | % | Elongation at break (longitudinal) |
| \psi | % | Reduction in cross section on fracture |
| KCU\cdot 10^{3} | \frac{J}{m^2} | Impact toughness |