25H13N2 (2X14H2, EI474)
parts with high ductility, subject to impact loads (valves of hydraulic presses, household items), as well as products that are exposed to slightly aggressive environments; martensitic steel — ferritic class
parts with high ductility, subject to impact loads (valves of hydraulic presses, household items), as well as products that are exposed to slightly aggressive environments; martensitic steel — ferritic class
Standard | Fe, % | Si, % | Mn, % | Cr, % | Ti, % | Cu, % | Ni, % | P, % | C, % | S, % |
---|---|---|---|---|---|---|---|---|---|---|
Standard | Fe, % | Si, % | Mn, % | Cr, % | Ti, % | Cu, % | Ni, % | P, % | C, % | S, % |
GOST 5632-72 | 81.1–85.27 | < 0.5 | 0.8–1.2 | 12–14 | < 0.2 | < 0.3 | 1.5–2 | 0.08–0.15 | 0.2–0.3 | 0.15–0.25 |
Rolling | Standard | Size, mm | Tension | Classifiers | \sigma _{U}, MPa | Treatment |
---|---|---|---|---|---|---|
Rolling | Standard | Size, mm | Tension | Classifiers | \sigma _{U}, MPa | Treatment |
Bar of specified strength | GOST 18907-73 | 690–980 |
Standard | Description |
---|---|
Standard | Description |
GOST 5632-72 |
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 |