Esha Steel, based in Kolkata, is a trusted manufacturer and supplier of premium steel products, dedicated to quality and reliability. Among its flagship offerings are S355JO+N steel sheets and plates, known for exceptional strength, toughness, and versatility. Designed to meet international standards, these sheets and plates are ideal for structural, industrial, and engineering applications. Esha Steel combines advanced manufacturing techniques with strict quality control to ensure each product delivers durability and performance. With a customer-focused approach, the company provides more than steel—it delivers dependable solutions for building strong, safe, and long-lasting structures.
S355JO+N steel is a low-alloy, structural steel with excellent weldability and toughness. Its chemical composition includes iron, carbon, manganese, phosphorus, and sulfur in carefully controlled amounts. The steel provides a minimum yield strength of 355 MPa and tensile strength between 470–630 MPa. The “+N” denotes normalizing treatment, enhancing impact toughness even at low temperatures. With its balance of strength, ductility, and reliability, S355JO+N sheets and plates are designed for heavy-duty structural applications, ensuring safety, longevity, and consistent performance under demanding conditions.
Item : S355JO+N – Offshore & Structural Steel Plate
Thickness : 5mm-150mm
Width : 1000mm-4500mm
Length : 3000mm-18000mm or as custom’s request
Material : En 10025-2 Steel Plate, S355JO+N Steel Plate
Technique : hot rolled
Standard : EN 10025-2:2004
C | Si | Mn | P | S | N | Cu | CEV |
0.22 max | 0.55 max | 1.6 max | 0.035 max | 0.035 max | 0.012 max | 0.55 max | 0.47 max |
| Nominal thickness (mm): |
to 3 |
3 – 100 |
100 – 150 |
150 – 250 |
– |
– |
– |
– |
| Rm – Tensile strength (MPa) Flat and long products |
510-680 |
470-630 |
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° |
0° |
+20° |
– |
– |
– |
– |
– |
|
27 |
27 |
27 |
– |
– |
– |
– |
– |
|
|
Nominal thickness (mm): |
Mar-40 |
40 – 63 |
63 – 100 |
100 – 150 |
150 – 250 |
– |
– |
– |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
S355JO+N steel sheets and plates are widely used in construction, structural engineering, and industrial applications due to their strength and durability. They are ideal for building frameworks, bridges, cranes, and heavy machinery, ensuring long-lasting performance and safety. Thanks to their excellent weldability and low-temperature toughness, these plates are suitable for outdoor and cold-climate projects. They are also employed in shipbuilding, pressure vessels, and fabrication projects requiring precision and reliability. Esha Steel’s S355JO+N sheets and plates can be easily cut, shaped, and welded, offering engineers and designers versatile solutions for a broad range of structural and industrial needs.
Esha Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Kolkata India.
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