Compare / E350 vs S355
E350 vs S355
EN 10025-2:2019 · Steel
Europe's workhorse structural steel: 355 MPa minimum yield up to 16 mm, 470–630 MPa tensile from 3 to 100 mm.
ApproximateYield 350 MPa for the thinnest band, 5 MPa below S355; minimum tensile 490 MPa, above S355's 470.
Mechanical
| Property | Condition | E350 | S355 | Difference |
|---|---|---|---|---|
| Tensile strength Rm | t = 3 mm | ≥ 490MPa1 | 510–680MPa3 | +4.1 % |
| t = 100 mm | ≥ 490MPa1 | 470–630MPa5 | −4.1 % | |
| t = 150 mm | ≥ 490MPa1 | 450–600MPa2 | −8.2 % | |
| t = 250 mm | ≥ 490MPa1 | 450–600MPa1 | −8.2 % | |
| t = 400 mm | ≥ 490MPa1 | 450–600MPa1 | −8.2 % | |
| Elongation after fracture A | t = 40 mm | ≥ 22%1 | ≥ 22%1 | same |
| t = 63 mm | ≥ 22%1 | ≥ 21%1 | −4.5 % | |
| t = 100 mm | ≥ 22%1 | ≥ 20%1 | −9.1 % | |
| t = 150 mm | ≥ 22%1 | ≥ 18%— | −18 % | |
| t = 400 mm | ≥ 22%1 | ≥ 17%— | −23 % |
Rows are matched by condition (thickness band, temperature, product form). A dash means the grade has no sourced value for that condition. Differences are S355 relative to E350; for ranges the lower bound is compared.