EN 10149-2 — Hot rolled flat products made of high yield strength steels for cold forming. Part 2: Thermomechanically rolled steels
Scope
Thermomechanically rolled (TM) high-strength low-alloy strip, sheet and plate for cold forming: S315MC, S355MC, S420MC, S460MC, S500MC, S550MC, S600MC, S650MC, S700MC, S900MC, S960MC, thickness 1.5–20 mm. Micro-alloyed with Nb, V, Ti; specifies chemistry, yield/tensile/elongation, minimum bend radii and impact (option). Part 3 covers the normalized grades (S260NC–S420NC).
Grades covered by EN 10149-2
| Grade | No. | Type | C % | Yield MPa | Tensile MPa | Nearest equivalents |
|---|---|---|---|---|---|---|
| S355MC | 1.0976 | Thermomechanically rolled HSLA steel for cold forming | ≤ 0.12 | 355 | 430–550 | A1011 HSLAS-F Grade 50, A572 Grade 50, SAPH440 |
| S700MC | 1.8974 | Thermomechanically rolled ultra-high-strength steel for cold forming | ≤ 0.12 | 700 | 750–950 | A1011 HSLAS Grade 80, SAE J1392 100XF, S690QL |
Revision history and superseded standards
| Year | Change |
|---|---|
| 1995 | EN 10149-2:1995 — replaced SEW 092 QStE grades |
| 2013 | EN 10149-2:2013 — current; S900MC and S960MC added |
Supersedes: SEW 092 (QStE 340TM … QStE 690TM); EN 10149-2:1995.
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Related standards
EN 10149 1EN 10149 3EN 10025 4ASTM A1011