12DHN1MFL
weldments responsible loaded parts, which are requirements of sufficient strength and toughness, operating under the influence of static and dynamic loads
weldments responsible loaded parts, which are requirements of sufficient strength and toughness, operating under the influence of static and dynamic loads
Standard | Fe, % | Si, % | Mn, % | Cr, % | Cu, % | Ni, % | V, % | P, % | C, % | S, % | Mo, % |
---|---|---|---|---|---|---|---|---|---|---|---|
Standard | Fe, % | Si, % | Mn, % | Cr, % | Cu, % | Ni, % | V, % | P, % | C, % | S, % | Mo, % |
GOST 977-88 | 94.21–96.12 | 0.2–0.4 | 0.3–0.55 | 1.2–1.7 | 0.4–0.65 | 1.4–1.8 | 0.08–0.15 | < 0.03 | 0.1–0.18 | < 0.03 | 0.2–0.3 |
Rolling | Standard | Size, mm | Tension | Classifiers | \sigma _{U}, MPa | \sigma_{P}, MPa | \epsilon_L, % | \psi, % | KCU\cdot 10^{3}, \frac{J}{m^2} | Treatment |
---|---|---|---|---|---|---|---|---|---|---|
Rolling | Standard | Size, mm | Tension | Classifiers | \sigma _{U}, MPa | \sigma_{P}, MPa | \epsilon_L, % | \psi, % | KCU\cdot 10^{3}, \frac{J}{m^2} | Treatment |
Castings | GOST 977-88 | 785 | 638 | 12 | 20 | 294 | ||||
Castings | GOST 977-88 | 981 | 735 | 10 | 20 | 294 | Tempering 890-910 ° C, 520-630 ° C and Holidays |
Standard | Description |
---|---|
Standard | Description |
GOST 977-88 |
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 |