Description of EN10025-2 / S355J2+N (50D) Steel
EN 10025-2 S355J2+N grade steel is a low-carbon basic structural steel with good impact resistance. It is known for high durability, good forming properties and corrosion resistance.
We supply S355J2+N Steel in thicknesses from 6mm to 550mm.
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Mechanical Properties of Steel S355J2+N
- Tensile Strength is between 470 – 630 MPa, depending on thickness
- Minimum Yield Strength is 355 N/mm, depending on thickness.
- Good impact resistance – Charpy impact tests at -20°C
- Good corrosion resistance
S335J2 Chemical Composition
This steel grade is low-carbon manganese steel, commonly supplied untreated or normalised
| Mn % max. | P % max. | S % max. | Si % max. | C % max. | Cu % max. |
| 1.60 | 0.025 | 0.025 | 0.55 | 0.22 | 0.55 |
Other elements and differences in particular S355J2+N products will be detailed in the documentation. Carbon content is dependent on thickness.
Welding
Steel grade S355J2+N has good weldability both with and without heating.
S355J2+N Typical Applications
Long and flat products of steel grade S355J2+N are used in the construction of steel frame buildings and heavy machinery such as tanks, yellow goods (for earthmoving etc.) and forklift attachments.
We supply and process steel grade S355j2+N for several markets and industries, including:
- General Fabrication
- Engineering
- Construction
- Machine Building
- Earth Moving
- Rail Network
- Bridge Building
- Energy
We carry a broad steel range, carrying 3000 tonnes of stock at any time. We supply S355J2+N in thicknesses from 6mm-550mm.
S355J2+N Other Classifications
| Country/Region | Steel Grade |
| DE | St52-3N |
| UK | 50D |
| EU | S355J2+N (formerly S355J2G3) |
| SWE | 2134-01 |
| CHI | Q345D |
| JA | SS490YA |
