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Home > Duplex Steel > Duplex Steel Tubing S31803
In the heart of Muscat’s thriving industrial landscape, Laila Pipes and Tubes has carved a distinguished reputation as a trusted manufacturer and supplier. We specialize in delivering materials that are engineered for resilience, with our Duplex Steel S31803 tubing standing as a prime example of this commitment. Our focus is on providing robust, high-performance solutions tailored for Oman’s most demanding industrial projects, ensuring reliability and longevity where it matters most.
Duplex Steel S31803 offers an exceptional blend of strength and corrosion resistance, thanks to its balanced composition of chromium, nickel, molybdenum, and nitrogen. This unique structure gives it a tensile strength nearly double that of standard austenitic stainless steels, alongside excellent toughness and ductility. It performs remarkably well against stress corrosion cracking and pitting, making it a material chosen for its durability in challenging environments where other steels might fall short.
| Standard | : | ASTM A790 / ASME SA790 UNS S31803, S32205, S32550, S32750, S32760 |
| Materials | : | ASTM A815 – UNS S31803 |
| Size | : | 1/2″NB TO 12 “NB IN |
| Seamless Pipes & Tubes Sizes | : | 1/2” NB – 8” NB |
| Welded Pipes & Tubes Sizes | : | 6” NB – 24” NB |
| Schedule | : | SCH20, SCH30, SCH40, STD, SCH80 |
| Type | : | Welded / Fabricated / Seamless |
| Length | : | Single Random, Double Random & Cut Length. |
| Thickness | : | 0.5-45mm |
| Outer Diameter | : | 6.0-630mm |
| Dimensions | : | OD(6.0-630)*WT(0.5-45)mm |
| Duplex Steel | Ni | Fe | C | Mn | Si | Mo | Cr | P | S |
| Bal | 0.03 | 1.o | 3.0 – 3.5 | 2.0 | 22.0 – 23.0 | 4.5 – 6.5 | 0.02 | 0.14 – 0.2 |
| STANDARD | UNS | WERKSTOFF NR. |
| Duplex Steel | S31803 | 1.4462 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 116000 , MPa – 800 | Psi – 80000 , MPa – 550 | 15 % |
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 Tubing S31803 from Laila 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.
Laila Pipes and Tubes, one of the largest suppliers of Duplex Steel Tubing S31803 in the Muscats, OMAN. 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 Tubing S31803 to meet your specific requirements. At Laila 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@lailapipes.com.
Duplex Steel Tubing S31803 finds extensive use in industries that require both high strength and corrosion resistance. In the oil and gas sector, it’s commonly used in pipelines, risers, and subsea equipment due to its ability to endure seawater and chloride-induced stress. The chemical and petrochemical industries rely on it for heat exchangers, process piping, and pressure vessels. Additionally, it’s utilized in marine applications, power plants, and desalination plants where durability and resistance to harsh environments are crucial. The long service life and cost-effectiveness of this tubing make it a favored material for critical operations.
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