Marzouk Steel, based in Tunis, Tunisia, is a leading manufacturer and supplier of high-quality steel products, including Carbon Steel EN 10210-1 Pipes. These pipes are manufactured to meet strict international standards, providing excellent strength, durability, and reliability for structural and industrial applications. EN 10210-1 pipes are widely used in construction and engineering projects that require robust performance under heavy loads and harsh conditions. With advanced production techniques, rigorous quality control, and timely delivery, Marzouk Steel ensures engineers, contractors, and industries have access to dependable, long-lasting steel piping solutions for demanding projects across Tunisia and beyond.
Carbon Steel EN 10210-1 Pipes are composed mainly of iron with carefully controlled amounts of carbon, manganese, phosphorus, sulfur, and other trace elements to enhance strength, toughness, and weldability. They typically offer a minimum yield strength of 275–355 MPa and tensile strength ranging from 430–630 MPa, depending on the grade, ensuring excellent structural stability. The material exhibits high impact resistance, even at low temperatures, and can be easily welded, formed, and machined, maintaining compliance with EN 10210-1 standards for seamless and welded structural pipes.
| Attribute | Specification |
|---|---|
| Type | Seamless / Welded / ERW |
| SHS (Square Hollow Sections) Sizes | 20 x 20 mm to 400 x 400 mm |
| Length | 6000 mm to 14000 mm |
| Dimensional Tolerances | Thickness: All sizes +/- 10% |
| Standard | BS EN 10210 – Hot finished structural hollow sections of non-alloy and fine grain steels |
| Surface Protection | Black (Self Coloured uncoated), Varnish/Oil Coating, Pre-Galvanized, Hot Dip Galvanized |
| Dimension Range | 21.3 mm to 914 mm |
| Packing | In bundles, Anticorrosion heat preservation, Varnish coating, Ends can be bevelled or square cut, End Capped Certification & supplementary test, Finishing & Identity Mark |
| Wall Thickness | 0.5 mm to 25 mm |
| Steel Grade | Chemical Composition Limits (%) | |||||
| C Max. | Si Max. | Mn Max. | P Max. | S Max. | N Max. | |
| S235JRH | 0.17 | – | 1.40 | 0.040 | 0.040 | 0.009 |
| S275J0H | 0.20 | – | 1.50 | 0.035 | 0.035 | 0.009 |
| S275J2H | 0.20 | – | 1.50 | 0.030 | 0.030 | – |
| S355J0H | 0.22 | 0.55 | 1.60 | 0.035 | 0.035 | 0.009 |
| S355J2H | 0.22 | 0.55 | 1.60 | 0.030 | 0.030 | – |
| S355K2H | 0.22 | 0.55 | 1.60 | 0.030 | 0.030 | – |
| Steel Grade | Mechanical Properties | Impact Energy (KV J) | ||||
| Yield Strength (Mpa) | Tensile Strength (Mpa) | Elongation (%) | Test Temperature At Test Temperature of ℃ | |||
| -20 | 0 | 20 | ||||
| S235JRH | 235 | 360-510 | 26 | – | – | 27 |
| S275J0H | 275 | 410-560 | 23 | – | 27 | – |
| S275J2H | 275 | 410-560 | 23 | 27 | – | – |
| S355J0H | 355 | 510-680 | 22 | – | 27 | – |
| S355J2H | 355 | 510-680 | 22 | 27 | – | – |
| S355K2H | 355 | 510-680 | 22 | 40 | – | – |
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 Pipe products 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 Pipe needs.
| Size mm | kg/m | Size mm | kg/m |
| 20 x 20 x 2.0 | 1.12 | 20 x 20 x 2.5 | 1.35 |
| 25 x 25 x 1.5 | 1.06 | 25 x 25 x 2.0 | 1.43 |
| 25 X 25 X 2.5 | 1.74 | 25 X 25 X 3.0 | 2.04 |
| 30 X 30 X 2.0 | 1.68 | 30 X 30 X 2.5 | 2.14 |
| 30 X 30 X 3.0 | 2.51 | 40 x 40 x 1.5 | 1.81 |
| 40 x 40 x 2.0 | 2.31 | 40 x 40 x 2.5 | 2.92 |
| 40 x 40 x 3.0 | 3.45 | 40 x 40 x 4.0 | 4.46 |
| 40 x 40 x 5.0 | 5.40 | 50 x 50 x 1.5 | 2.28 |
| 50 x 50 x 2.0 | 2.93 | 50 x 50 x 2.5 | 3.71 |
| 50 x 50 x 3.0 | 4.39 | 50 x 50 x 4.0 | 5.72 |
| 50 x 50 x 5.0 | 6.97 | 60 x 60 x 3.0 | 5.34 |
| 60 x 60 x 4.0 | 6.97 | 60 x 60 x 5.0 | 8.54 |
| 60 x 60 x 6.0 | 9.45 | 70 x 70 x 3.0 | 6.28 |
| 70 x 70 x 3.6 | 7.46 | 70 x 70 x 5.0 | 10.11 |
| 70 x 70 x 6.3 | 12.50 | 70 x 70 x 8 | 15.30 |
| 75 x 75 x 3.0 | 7.07 | 80 x 80 x 3.0 | 7.22 |
| 80 x 80 x 3.6 | 8.59 | 80 x 80 x 5.0 | 11.70 |
| 80 x 80 x 6.0 | 13.90 | 90 x 90 x 3.0 | 8.01 |
| 90 x 90 x 3.6 | 9.72 | 90 x 90 x 5.0 | 13.30 |
| 90 x 90 x 6.0 | 15.76 | 90 x 90 x 8.0 | 20.40 |
| 100 x 100 x 3.0 | 8.96 | 100 x 100 x 4.0 | 12.00 |
| 100 x 100 x 5.0 | 14.80 | 100 x 100 x 5.0 | 14.80 |
| 100 x 100 x 6.0 | 16.19 | 100 x 100 x 8.0 | 22.90 |
| 100 x 100 x 10 | 27.90 | 120 x 120 x 5 | 18.00 |
| 120 x 120 x 6.0 | 21.30 | 120 X 120 X 6.3 | 22.30 |
| 120 x 120 x 8.0 | 27.90 | 120 x 120 x 10 | 34.20 |
| 120 X 120 X 12 | 35.8 | 120 X 120 X 12.5 | 41.60 |
| 140 X 140 X 5.0 | 21.10 | 140 X 140 X 6.3 | 26.30 |
| 140 X 140 X 8 | 32.90 | 140 X 140 X 10 | 40.40 |
| 140 X 140 X 12.5 | 49.50 | 150 X 150 X 5.0 | 22.70 |
| 150 X 150 X 6.3 | 28.30 | 150 X 150 X 8.0 | 35.40 |
| 150 X 150 X 10 | 43.60 | 150 X 150 X 12.5 | 53.40 |
| 150 X 150 X 16 | 66.40 | 150 X 150 X 16 | 66.40 |
| 180 X 180 X 5 | 27.40 | 180 X 180 X 6.3 | 34.20 |
| 180 X 180 X 8 | 43.00 | 180 X 180 X 10 | 53.00 |
| 180 X 180 X 12.5 | 65.20 | 180 X 180 X 16 | 81.40 |
| 200 X 200 X 5 | 30.50 | 200 X 200 X 6 | 35.8 |
| 200 x 200 x 6.3 | 38.2 | 200 x 200 x 8 | 48.00 |
| 200 x 200 x 10 | 59.30 | 200 x 200 x 12.5 | 73.00 |
| 200 x 200 x 16 | 91.50 | 250 x 250 x 6.3 | 48.10 |
| 250 x 250 x 8 | 60.50 | 250 x 250 x 10 | 75.00 |
| 250 x 250 x 12.5 | 92.60 | 250 x 250 x 16 | 117.00 |
| 300 x 300 x 6.3 | 57.90 | 300 x 300 x 8 | 73.10 |
| 300 x 300 x 10 | 57.90 | 300 x 300 x 8 | 90.70 |
| 300 x 300 x 12.5 | 112.00 | 300 x 300 x 16 | 142.00 |
| 350 x 350 x 8 | 85.70 | 350 x 350 x 10 | 106.00 |
| 350 x 350 x 12.5 | 132.00 | 350 x 350 x 16 | 167.00 |
| 400 x 400 x 10 | 122.00 | 400 x 400 x 12 | 141.00 |
| 400 x 400 x 12.5mm | 152.00 | 400 x 400 x 16 | 192 |
| Outer diameter and wall Thickness | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Execution | Size Range | OD Tolerance | Wall tolerance | ||||||
| Hot-rolled Tube | OD – 80 mmOD > 80 mmWall < 12 mmWall – 12 mm | ± 0.4 mm± 0.5 % of OD | ± 0.7 mm± (5 % x wallthickness + 0.1 mm | ||||||
| Hot-rolled peeled tube | All sizesWall < 12 mmWall – 12 mm | + 0.25/- 0 mm | ± 0.8 mm± (5 % x wall thickness+ 0.2 mm) | ||||||
| Cold Worked tubecold-rolled or cold-drawn | OD < 40 mmOD 40 – 80 mmOD > 80 Wall Thickness< 6 mm Wall Thickness6 – 8 mm Wall Thickness > 8 | + 0.30/- 0 mm*+ 0.35/- 0 mm*+ 0.40/- 0 mm* | ± 0.30 mm± 0.35 mm± 0.40 mm | ||||||
These pipes are widely applied in structural engineering, bridges, offshore platforms, industrial frameworks, and other constructions where strength and durability are critical. They are suitable for both indoor and outdoor environments, including harsh climatic conditions. Marzouk Steel’s EN 10210-1 Pipes provide safe, long-lasting, and reliable performance, supporting the integrity and safety of critical industrial and civil infrastructure 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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