12H7G3SL
responsible highly loaded wall parts with a thickness of 100 mm, working in conditions of static and dynamic loads
responsible highly loaded wall parts with a thickness of 100 mm, working in conditions of static and dynamic loads
Standard | Fe, % | Si, % | Mn, % | Cr, % | P, % | C, % | S, % |
---|---|---|---|---|---|---|---|
Standard | Fe, % | Si, % | Mn, % | Cr, % | P, % | C, % | S, % |
GOST 977-88 | 87.61–89.1 | 0.8–1.2 | 3–3.5 | 7–7.5 | < 0.02 | 0.1–0.15 | < 0.02 |
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 | 1324 | 1079 | 9 | 40 | 589 |
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 |
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