Application areas of S355J2 high tensile alloy steel
S355J2 high strength alloy steel follows the European standard EN 10025-2 and is a hot rolled structural steel that can withstand large loads and stresses. S355J2 low alloy steel has good plasticity and toughness and is easy to bend, curl, shear and other processing.
Application areas of S355J2 high strength structural steel
Construction field: such as large building structures such as stadiums, exhibition centers, and airports.
Mechanical and engineering applications: such as large welded structural parts such as bridge construction, power station equipment, locomotives, lifting machinery and mining machinery.
Other fields: such as shipbuilding, high-pressure vessels and other occasions that need to withstand large loads and stresses.
Chemical composition % of steel S355J2 high strength steel sheet
| 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 S355J2 high tensile steel plate
| 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 |
| KV - Impact energy (J) longitud., | -20° 27 |
0° 27 |
+20° 27 |
| 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 |
