S355K2 High Strength Low Alloy Steel Plates HSLA
S355K2 high tensile alloy steel is produced according to European standard EN 10025-2. It is a high-strength low-alloy structural steel and belongs to the hot-rolled structural steel product series.
S355K2 high tensile steel sheet has excellent mechanical properties and a wide range of applications. The impact energy at minus 20 degrees is not less than 40J, showing good toughness, capable of withstanding large impact loads, and not prone to brittle fracture.
S355K2 high yield strength steel plate has been widely used in many fields such as construction, bridges, machinery, petrochemicals, wind power equipment, etc. due to its high strength, low alloy, excellent mechanical properties and wide range of applications.
Chemical composition % of steel S355K2 (1.0596): EN 10025-2-2004
| C | Si | Mn | P | S | Cu | CEV |
| max 0.22 | max 0.55 | max 1.6 | max 0.03 | max 0.03 | max 0.55 | max 0.47 |
Mechanical properties of steel S355K2 (1.0596)
| Nominal thickness (mm): | to 3 | 3 - 100 | 100 - 150 | 150 - 250 | 250 - 400 |
| Rm - Tensile strength (MPa) Flat and long products | 510-680 | 470-630 | 450-600 | 450-600 | 450-600 |
| Nominal thickness (mm): | to 16 | 16 - 40 | 40 - 63 | 63 - 80 | 80 - 100 | 100 - 150 | 150 - 200 | 200 - 250 |
| ReH - Minimum yield strength (MPa) Flat and long products | 355 | 345 | 335 | 325 | 315 | 295 | 285 | 275 |
| Nominal thickness (mm): | to 1 | 1 - 1.5 | 1.5 - 2 | 2 - 2.5 | 2.5 - 3 |
| A - Min. elongation Lo = 80 mm (%) parallel, | 14 | 15 | 16 | 17 | 18 |
| Nominal thickness (mm): | 3 - 40 | 40 - 63 | 63 - 100 | 100 - 150 | 150 - 250 |
| A - Min. elongation Lo = 5,65 √ So (%) parallel, | 22 | 21 | 20 | 18 | 17 |
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