Marzouk Steel, based in Tunis, Tunisia, stands out as a top manufacturer and supplier of high-quality API 5L Grade B PSL1 pipes. Thanks to their state-of-the-art production facilities and rigorous quality control measures, they consistently deliver pipes that adhere to international standards for strength, durability, and reliability. Specializing in both seamless and welded pipes, Marzouk Steel caters to the oil, gas, and water transportation sectors, ensuring optimal performance even in high-pressure and challenging environmental conditions. With a solid reputation among clients in the industrial and energy sectors, the company combines expertise, precision engineering, and top-notch material selection to provide long-lasting piping solutions that meet a variety of project needs.
API 5L Grade B PSL1 pipes are primarily made from carbon steel, featuring controlled amounts of carbon, manganese, phosphorus, and sulfur. This careful composition results in a well-balanced mix of strength, toughness, and weldability. These pipes boast impressive mechanical properties, including high yield strength, tensile strength, and impact resistance, making them perfect for transporting fluids under moderate to high pressure. The precision manufacturing process, along with heat treatment and thorough quality testing, guarantees dimensional accuracy, uniformity, and long-term performance. API 5L Grade B PSL1 pipes comply with industry standards for both seamless and welded construction, ensuring reliability and safety in demanding industrial and energy applications.
| API 5l Gr B Psl2 ERW and HFW | 1/2” NB – 24” NB |
| API 5L Gr B SAW | 16″ – 100″ NB |
| API 5L Grade B Psl1 LSAW / DSAW | 16’OD TO 54″ OD (8 MM TO 50 MM THK) |
| API 5L Grade B Seamless Pipe (OD) | 21.3 – 660mm ( Inch 1/2″ – 26″) |
| OD | 21.3MM ~ 762MM |
| Killed Carbon Steel API 5L Pipe end | BOE-Beveled One End TOE -Treaded One End, BE -Beveled end, BLE -Bevel large end, BSE -Bevel small end, TBE -Treaded Both Ends, BBE -Bevel both ends, POE -Plain One End, PBE -Plain Both Ends, API 5L Grade B Welded Pipe |
| Wall Thickness of API 5L Grade B Pipe | 4.5mm to 60mm |
| API 5L Grade B Material Cutting Techniques | Sawing, Laser, Burrless Cuts, Tapping, Water-Jet, API 5L Gr B Nace Pipe |
| Different methods used by API 5L Grade B Pipe manufacturers’ | Longitudinally Submerged Arc Welded (LSAW), Cold Drawn Seamless (CDS), 100% X Ray/ Gamma Ray Welded Welded, CDW, Submerged Arc Welded (SAW), Extrusion, Fabricated, Seamless, Electro Fusion Seam Welded (EFSW), Horizontal Submerged Arc Welded (HSAW), Electric Resistance Welded (ERW), Hot Finish Seamless (HFS), API 5L Grade B Schedule 80 Pipe |
| Surface Treatment of API 5L Grb Pipe |
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| Pipe API 5L Gr B Schedule | SCH-40, SCH-80S, SCH-40S, SCH-10S, SCH-5, SCH-80, SCH160, SCH-XS, SCH-STD, SCH-5S, SCH-10, SCH-XXS, API 5L Gr B Smls Pipe |
| L245 Grade B Pipe Length | 12000mm, 20FT, Single Random Length (SRL), 6000mm, 40FT, DRL, Double Random Length (DRL), 2000mm, Custom Length SRL, 3000mm, API 5L Gr.B PSL2- SAW Pipes |
| Chemical Composition % | ||||||||
| PSL1 | PSL2 | |||||||
| Grade | C (Max.) | Mn(Max.) | P(Max.) | S(Max.) | C (Max.) | Mn(Max.) | P(Max.) | S(Max.) |
| A | 0.22 | 0.90 | 0.03 | 0.03 | 0.22 | 1.20 | 0.025 | 0.015 |
| B | 0.26 | 1.20 | 0.03 | 0.03 | 0.22 | 1.30 | 0.025 | 0.015 |
| X42 | 0.26 | 1.30 | 0.03 | 0.03 | 0.22 | 1.40 | 0.025 | 0.015 |
| X46 | 0.26 | 1.40 | 0.03 | 0.03 | 0.22 | 1.40 | 0.025 | 0.015 |
| X52 | 0.26 | 1.40 | 0.03 | 0.03 | 0.22 | 1.40 | 0.025 | 0.015 |
| X56 | 0.26 | 1.40 | 0.03 | 0.03 | 0.22 | 1.40 | 0.025 | 0.015 |
| X60 | 0.26 | 1.40 | 0.03 | 0.03 | 0.22 | 1.45 | 0.025 | 0.015 |
| X65 | 0.26 | 1.45 | 0.03 | 0.03 | 0.22 | 1.65 | 0.025 | 0.015 |
| X70 | 0.26 | 1.65 | 0.03 | 0.03 | 0.22 | 1.85 | 0.025 | 0.015 |
| PSL 1 | |||||
|---|---|---|---|---|---|
| Grade | Tensile Strength(Min.) | Yield Strength(Min.) | Elongation | ||
| MPa | Ksi | MPa | Ksi | E=1944 A 0.2 /U 0.9 | |
| B | 414 | 60 | 241 | 35 | |
| X52 | 455 | 66 | 359 | 52 | |
| X60 | 434 | 63 | 414 | 60 | |
| X65 | 455 | 66 | 448 | 65 | |
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 top manufacturer and supplier of high-quality API 5L Grade B PSL1 Pipe products in Tunis, Tunisia. Specializing in steel solutions, we provide a wide range of products, including Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel. Our offerings include Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates. Known for our reliable delivery and superior customer service, we are committed to offering top-tier steel materials that ensure durability and performance across a wide range of industrial applications. We strive to meet the highest standards, making us a trusted partner for all your steel needs.
Marzouk Steel’s API 5L Grade B PSL1 pipes are extensively utilized in oil and gas pipelines, water distribution systems, and industrial fluid transport. They excel at conveying natural gas, petroleum products, water, and other liquids under moderate pressure conditions. Additionally, these pipes find applications in construction, infrastructure, and energy projects, offering durable and corrosion-resistant solutions. With both seamless and welded options available, they provide versatility for various project requirements. With their high strength, reliability, and adherence to API standards, Marzouk Steel’s API 5L Grade B PSL1 pipes are a trusted choice for many industries.
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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