EI268L (268L)
Classification
Chemical composition
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Ti, % | Cu, % | Ni, % | V, % | Al, % | P, % | C, % | S, % | Mo, % | N, % | W, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Ti, % | Cu, % | Ni, % | V, % | Al, % | P, % | C, % | S, % | Mo, % | N, % | W, % |
| OST 1 90090-79 | 74.8–81.05 | 0.8–1.5 | 0.3–0.8 | 15–18 | < 0.05 | < 0.3 | 2.8–3.8 | < 0.05 | < 0.1 | < 0.025 | 0.05–0.1 | < 0.025 | < 0.2 | < 0.05 | < 0.2 |
Information on suppliers
Properties
| Property |
|---|
| Property |
| According to OST 1 90090-79 Option 1 Note Quenching 1040 - 1060 ° С, cooling in oil or liquid glass solution (1.1 - 1.5g / cm3) Tempering 540-560 ° С, 3 h., Air cooling |
| According to OST 1 90090-79 Option 1 Impact strength KCU at 20 ° C:> 25 J / cm2 Relative narrowing:> 20% Diameter of imprint: 3.2 - 3.8 mm |
| Option 2 Note Quenching 1040 - 1060 ° С, cooling in oil or liquid glass solution (1.1 - 1.5 g / cm3) Holidays 670-690 ° С, 3 h., Air cooling |
| Option 2 Note Yield Strength:> 640 MPa Tensile Strength:> 837 MPa Elongation:> 8% |
| According to OST 1 90090-79 Option 2 Impact strength KCU at 20 ° C:> 25 J / cm2 Relative narrowing:> 20% Diameter of imprint: 3.4 - 4.0 mm |
| Calculated Properties Density: 7.74 g / cm3 |
Analogues
| Germany | USA |
|---|---|
| Germany | USA |
| 1.4057 (X17CrNi16-2) | S43100 |
Standards
| Standard | Description |
|---|---|
| Standard | Description |
| OST 1 90090-79 | OST 1 90090-79 |