Latham Steel, a reliable manufacturer and supplier based in Hamilton, New Zealand, specializes in high-quality S355JR steel sheets and plates tailored for structural and general engineering needs. S355JR is a popular low-alloy, high-strength structural steel celebrated for its outstanding weldability, good formability, and solid toughness. Latham Steel guarantees consistent material quality, precise thickness control, and adherence to international standards, making these plates ideal for construction, machinery fabrication, and infrastructure projects. With its impressive blend of durability, strength, and versatility, S355JR steel is perfect for a wide array of industrial applications where dependable performance and structural integrity are crucial.
S355JR steel features a low carbon content along with carefully controlled amounts of alloying elements like manganese, silicon, phosphorus, and sulfur. It boasts a minimum yield strength of 355 MPa, along with commendable tensile strength and reliable impact resistance, confirmed by Charpy V-notch testing at room temperature (“JR”). The material is known for its excellent weldability, making fabrication a breeze without sacrificing structural performance. Its well-balanced composition ensures good toughness, uniform hardness, and fatigue resistance, making it a great choice for heavy structural work and components that face moderate dynamic loads.
Item : S355JR – 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 Steel Plate
Technique : hot rolled
Standard : EN 10025-2:2004
| Grade | C | Mn | Si | P | S | N | Cu | CEV |
| S355JR | 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 | 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 | |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
S355JR steel sheets and plates find extensive use in structural engineering and construction projects. Common applications include building frames, bridges, industrial halls, warehouses, and machinery components. They’re also utilized in the fabrication of trailers, cranes, agricultural equipment, transport vehicles, and heavy structural supports. Thanks to its strong mechanical properties and weldability, it’s perfect for beams, columns, gussets, base plates, and load-bearing frameworks. In infrastructure, railway equipment, and more, S355JR steel proves to be a reliable choice for various demanding applications.
Latham 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 Hamilton, New Zealand.
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