40HN2L
for producing castings for various industrial applications
for producing castings for various industrial applications
Standard | Fe, % | Si, % | Mn, % | Cr, % | Ni, % | P, % | C, % | S, % |
---|---|---|---|---|---|---|---|---|
Standard | Fe, % | Si, % | Mn, % | Cr, % | Ni, % | P, % | C, % | S, % |
GOST 977-88 | 95.36–96.85 | 0.2–0.5 | 0.6–0.9 | 0.4–0.7 | 1.6–2 | < 0.045 | 0.35–0.45 | < 0.045 |
Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{Y}$$, $$MPa$$ | $$\psi$$, % | $$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ | d5, % | Treatment |
---|---|---|---|---|---|---|---|---|---|---|
Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{Y}$$, $$MPa$$ | $$\psi$$, % | $$KCU\cdot 10^{3}$$, $$\frac{J}{m^2}$$ | d5, % | Treatment |
Castings | GOST 977-88 | 638 | 373 | 25 | 285 | 15 | Normalization 860 - 900 ° C, Vacation 550 - 650 ° C | |||
Castings | GOST 977-88 | 785 | 540 | 20 | 334 | 12 | Tempering 830 - 870 ° C, Vacation 550 - 650 ° C |
Standard | Description |
---|---|
Standard | Description |
GOST 977-88 |
Parameter | Units of measurement | Description |
---|---|---|
Parameter | Units of measurement | Description |
d5 | % | Elongation at break |
$$\sigma_{Y}$$ | $$MPa$$ | Yield strength |
$$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |
$$\psi$$ | % | Reduction in cross section on fracture |
$$KCU\cdot 10^{3}$$ | $$\frac{J}{m^2}$$ | Impact toughness |