Marzouk Steel, based in Tunis, Tunisia, stands out as a premier manufacturer and supplier of top-notch steel products, including Carbon Steel EN 10210-1 Grade S355JOH Pipes. These pipes are crafted to provide exceptional strength, durability, and performance for both structural and industrial applications. Adhering to international standards, S355JOH pipes are built for tough environments where reliability and safety are non-negotiable. With rigorous quality control, precise engineering, and prompt delivery, Marzouk Steel offers dependable solutions for contractors, engineers, and industries in need of robust, high-performance steel piping throughout Tunisia and beyond.
The composition of Carbon Steel EN 10210-1 Grade S355JOH Pipes primarily includes iron, with carefully controlled amounts of carbon, manganese, phosphorus, sulfur, and other trace elements to enhance strength, weldability, and toughness. They boast a minimum yield strength of 355 MPa and a tensile strength that ranges from 470 to 630 MPa, ensuring excellent structural integrity even under heavy loads. These pipes are also designed to withstand high impact, particularly in low-temperature conditions, and are fully weldable and formable, making them ideal for a variety of fabrication and construction processes while complying with EN 10210-1 standards.
Standard : BS EN 10210 – Hot finished structural hollow sections of non-alloy and fine grain steels
Grade : S355J0H
SHS (Square Hollow Sections) Sizes : 20*20mm-400*400mm
Wall Thickness : 0.5mm – 25mm
Length : 6000-14000 mm
Type : Seamless/ Welded / ERW
Dimensional Tolerances : Thickness : (All sizes +/- 10%)
Dimension Range : 21.3-914mm
Packing : In bundles, Anticorrosion heat preservation, Varnish coating, Ends can be bevelled or square cut, End Capped Certification & supplementary test, Finishing & Identity Mark
Surface Protection : Black (Self Coloured uncoated), Varnish/Oil Coating, Pre-Galvanized, Hot Dip Galvanized
| Steel Grade | % by mass maximum | |||||||
| Steel Name | Steel Number | C specified thickness (mm) | Si | Mn | P | S | N | |
| <_40 | > 40 <_ 120 | |||||||
| S355J0H | 1.0547 | 0.22 | 0.22 | 0.55 | 1.60 | 0.035 | 0.035 | 0.009 |
| Steel Grade | Minimum yield strength eH Mpa | Minimum tensile strength Rm Mpa | ||||||||
| Steel Name | Steel Number | Specified thickness in mm | Specified thickness in mm | |||||||
| <_16 | >16 <_40 | >40 <_63 | >63 <_ 80 | >80 <_100 | >100 <_120 | <_3 | >100 <_ 120 | |||
| S355J0H | 1.0547 | 355 | 345 | 335 | 325 | 315 | 295 | 510-680 | 470-630 | 450-600 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Marzouk Steel is a trusted manufacturer and supplier of high-quality Carbon Steel EN 10210-1 Grade S355JOH Pipe in Tunis, Tunisia. Specializing in premium steel materials, we offer a diverse range of products, including Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. Our extensive inventory features Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. With a strong commitment to reliable delivery and exceptional customer service, Marzouk Steel provides top-grade materials that ensure superior performance in various industrial applications. Trust Marzouk Steel for all your Carbon Steel EN 10210-1 Grade S355JOH Pipe needs.
| DIN | EN | BS | NFA | ASTM | ASME |
| – | EN 10210-1 Grade S355JOH | – | – | – | – |
You’ll find Carbon Steel EN 10210-1 Grade S355JOH Pipes widely utilized in structural engineering, construction, bridges, offshore platforms, and industrial frameworks where strength and durability are crucial. They are perfectly suited for use in harsh environments, including low-temperature or outdoor settings. Industries such as energy, infrastructure, and manufacturing depend on S355JOH pipes for load-bearing structures and essential installations. With Marzouk Steel’s pipes, you can count on safe, long-lasting performance that guarantees reliability and structural integrity in even the most demanding engineering and industrial projects.





Marzouk 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 Tunis, Tunisia.
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