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Golden Steel Material is a premier ISO-certified stockist based in Al Jubail. We supply high-performance pipes, fittings, valves, and flanges to the Oil & Gas and Industrial sectors across Saudi Arabia and the GCC.
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S355JR+N Plates represent the most versatile and widely utilized grade of high-strength structural steel, optimized for general engineering and construction projects. As a key component of the EN 10025-2 specification, the "S355" designation guarantees a robust minimum yield strength of 355 MPa. The +N designation signifies that the steel has undergone a Normalized heat treatment, which involves heating the material to a precise temperature to achieve grain refinement. This process ensures that the plate possesses a uniform microstructure, providing consistent mechanical properties that are superior to standard as-rolled plates.
The technical utility of EN 10025-2 S355JR+N lies in its balanced performance and exceptional ease of fabrication. While the "JR" suffix indicates that impact testing is verified at room temperature (20°C) for a minimum of 27 Joules, the normalized state provides additional structural stability and reliability. This makes S355JR+N the definitive choice for bolted and welded structures, transmission towers, and secondary steelwork where high load-bearing capacity is required without the need for sub-zero impact properties. Its refined internal structure also improves its response to precision laser cutting and machining, ensuring that industrial components are manufactured with high dimensional accuracy.
| Property | Specification |
|---|---|
| Item | S355JR+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, S355JR+N Steel Plate |
| Technique | hot rolled |
| Standard | EN 10025-2:2004 |
| Grade | C | Mn | Si | P | S | N | Cu | CEV |
| S355JR+N | 0.24 max. | 1.6 max. | 0.55 max. | 0.04 max. | 0.04 max. | 0.012 max. | 0.55 max. | 0.47 max. |
| Grade | Thickness (mm) | Min Yield (Mpa) | Tensile (Mpa) | Elongation (%) | Min Impact Energy | |
| S355JR+N | 8mm-100mm | 315-355 Mpa | 450-630 Mpa | 18-20% | 20 | 27J |
| 101mm-200mm | 285-295 Mpa | 450-600 Mpa | 18% | 20 | 27J | |
| 201mm-400mm | 275 Mpa | - | 17% | 20 | 27J | |
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DIN,WNr
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JIS
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AFNOR
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BS
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EN
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UNI
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NBN
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UNE
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GB
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ISO
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IS
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| St52-3U | SS490B | E36-3 | 50C | Fe510C | Fe510C | AE355C | AE355C | 16Mn | E355C | Fe570HT |
| Industrial Locations & Keywords |
|---|
| Riyadh Industrial Cities (1st, 2nd, 3rd & Sudair) |
| Jeddah Industrial Cities (1st, 2nd & 3rd) |
| Dammam Industrial Areas (1st, 2nd & 3rd) |
| Jubail Industrial City |
| Yanbu Industrial City |
| Rabigh Industrial City |
| Al Khobar Industrial Area |
| Al Ahsa Industrial City |
| Madinah Industrial City |
| Makkah Industrial City |
| Taif Industrial City |
| Tabuk Industrial City |
| Jazan Industrial City |
| Industrial supplier in Saudi Arabia |
| Pipe fittings supplier in Jubail / Dammam / Riyadh |
| Flange and valve supplier Saudi Arabia |
| Fast delivery industrial materials KSA |