- sales@bosegapipes.co.za
- Cape Town, South Africa
Home > Duplex Steel > Duplex Steel ERW Pipes
Bosega Pipes and Tubes, located in Cape Town, South Africa, has built a solid reputation as a reliable manufacturer and supplier of top-notch Duplex Steel ERW Pipes. Known for their precision engineering and outstanding durability, these pipes are crafted to perform consistently in tough industrial settings. Bosega Pipes and Tubes guarantees that every product adheres to international standards for corrosion resistance, mechanical strength, and dimensional accuracy. With a strong emphasis on innovation and customer satisfaction, the company caters to various industries throughout South Africa and beyond, offering Duplex Steel ERW Pipes that excel in marine, chemical, and structural applications.
These Duplex Steel ERW Pipes are made up of about 22% chromium, 5–6% nickel, and 3% molybdenum, with nitrogen added to boost their corrosion resistance and strength. They feature a well-balanced microstructure of austenite and ferrite, which gives them remarkable toughness, high yield strength, and excellent resistance to stress corrosion cracking. Even in extreme conditions, they maintain impressive mechanical properties, providing high tensile strength, good weldability, and exceptional fatigue resistance, making them perfect for demanding industrial applications.
| Specifications | ASTM A790 / ASME SA790 |
| Sizes | 8″ NB to 24″ NB |
| Wall Thickness | 0.5 to 150mm Thick |
| Schedule | SCH 5S, 10S,10, 20, 40S, 40, STD, 60, 80S, 80, XS, 100, 120, 140, 160 & XXS |
| Length | Single Random, Double Random & Required Length |
| Form | Round, Square, Rectangular, Hydraulic Pipes |
| Type | Electric Resistance Welded |
| End | Plain end, Bevelled end |
| Length | Single Random, Double Random & Cut Length |
| Material | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| Duplex Steel | 0.05 max | 1.00 max | 1.00 max | 0.030 max | 0.010 max | 24.00 – 26.00 | 3.00 – 4.00 | 6.00 – 8.00 | 0.20 – 0.30 | 57.61 min |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| STANDARD | UNS | WERKSTOFF NR. |
| Duplex 2205/ S31803 | S31803 | 1.4462 |
Choosing Duplex Steel ERW Pipes from Bosega Pipes and Tubes ensures high quality and durability, as these pipes offer excellent corrosion resistance and strength. Our commitment to exceptional service and reliable delivery guarantees customer satisfaction across various industrial applications. Our expertise in stainless steel products ensures you receive a top-tier solution tailored to your needs.
Bosega Pipes and Tubes, one of the largest suppliers of Duplex Steel ERW Pipes in Cape Town, South Africa, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for stainless steel products in the region.
Yes, we offer custom sizes for Duplex Steel ERW Pipes to meet your specific requirements. Our team at Bosega Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@bosegapipes.co.za.
Duplex Steel ERW Pipes find extensive use in industries that require high strength and corrosion resistance, such as chemical processing, oil and gas, desalination, and power generation. They are well-suited for high-pressure and high-temperature applications, including pipelines, heat exchangers, and pressure vessels. Their excellent resistance to pitting, crevice corrosion, and stress corrosion cracking makes them ideal for marine and offshore structures. Plus, their mechanical strength and durability make Duplex Steel ERW Pipes a top choice for structural frameworks, the pulp and paper industry, and water treatment facilities.
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