20FL
large parts of freight cars: a housing coupler, traction clamp, bolster and side frame trucks.
large parts of freight cars: a housing coupler, traction clamp, bolster and side frame trucks.
Standard | Fe, % | Si, % | Mn, % | V, % | P, % | C, % | S, % |
---|---|---|---|---|---|---|---|
Standard | Fe, % | Si, % | Mn, % | V, % | P, % | C, % | S, % |
GOST 977-88 | 97.81–98.9 | 0.2–0.52 | 0.7–1.2 | 0.06–0.12 | < 0.05 | 0.14–0.25 | < 0.05 |
Rolling | Standard | Size, mm | Tension | Classifiers | 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 | < 100 | 491 | 294 | 18 | 35 | 491 | Normalization of 920-960 ° C, 600-650 ° C and Holidays |
USA |
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USA |
J13052 |
Standard | Description |
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Standard | Description |
GOST 977-88 |