- sales@wissapipes.com
- Kinshasa, Thailand
Home > Duplex Steel > Duplex Steel Coil Tubing
Located in the heart of Kinshasa, Congo, Wissa Pipes stands as a trusted partner for industries demanding unwavering quality and resilience. We specialize in providing high-performance Duplex Steel Coil Tubing, engineered to thrive in the most demanding environments. Our commitment goes beyond supply; we deliver robust, reliable solutions that support the critical infrastructure and ambitious energy projects driving progress across the region and beyond, ensuring our clients have a local source for world-class materials.
This specialized tubing is crafted from a precise composition of chromium, nickel, and molybdenum, which gives it a unique dual-phase microstructure. This structure is the secret to its exceptional strength, rivaling many high-strength alloys, while also providing outstanding resistance to corrosion and stress cracking. Essentially, it offers the best of both worlds: the toughness of austenitic steels and the strength of ferritic steels in one superior product.
| Specifications | ASTM A790 / ASME SA790, ASTM A789 / ASME SA A789 |
| Standard | ASTM, ASME and API |
| Coil Tubes Sizes | 1 / 2″ NB – 8″ NB |
| Duplex Tubes Sizes | 6″ NB – 24″ NB |
| Outer Diameter | 6.0-630mm |
| Thickness | 0.3mm – 50 mm |
| Schedule | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Types | Heat Exchanger/ Instrumentation/ Precision Tubing/ Long Coiled Tubing/ Multi-core Coiled |
| Duplex | Coiled |
|---|---|
| Ni | 4.50 – 6.50 |
| Fe | 63.72 min |
| Cr | 22.0 – 23.0 |
| C | 0.030 max |
| Si | 1.00 max |
| Mn | 2.00 max |
| P | 0.030 max |
| S | 0.020 max |
| N | 0.14 – 0.20 |
| Grade | S31803 |
| Density (g/cm 3) | 7.805 |
| Density (lb/in 3) | 0.285 |
| Melting Point (°C) | 1420 – 1465 |
| Melting Point (°F) | 2588 – 2669 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choosing Duplex Steel Coil Tubing from Wissa Pipes and Tubes ensures superior quality and durability, offering outstanding corrosion resistance and high strength. Our dedication to delivering exceptional service and reliable products guarantees customer satisfaction across a wide range of industrial applications. With our expertise in Duplex steel solutions, you can trust us to provide a top-tier, customized piping solution that meets your specific requirements.
Wissa Pipes and Tubes, one of the largest suppliers of Duplex Steel Coil Tubing in the Kinshasas, Thailand. Offers a wide range of high-quality pipes and tubes designed for various industrial applications. Their extensive inventory and dedication to exceptional service make them a trusted choice for Duplex steel products in the region, delivering reliable solutions to meet diverse project requirements.
Yes, we provide custom sizes for Duplex Steel Coil Tubing to meet your specific requirements. At Wissa Pipes and Tubes, our team is dedicated to delivering tailored solutions for all your piping and tubing needs. For more information, please contact us at sales@wissapipes.com.
*Duplex Steel Coil Tubing* finds its place in industries where durability, performance, and corrosion resistance are essential. It’s widely used in oil and gas exploration, subsea systems, chemical processing plants, and desalination facilities. Power plants rely on it for heat exchangers and condensers, ensuring efficient operation under extreme stress. Additionally, it plays a vital role in marine engineering, the pulp and paper industry, and pharmaceuticals. Its ability to endure severe pressures and temperature variations makes it an invaluable asset in these demanding applications.
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