- sales@irispipes.com
- Alexandria, Egypt
Home > Duplex Steel > Duplex Steel Tubing S31803
Iris Pipes and Tubes, located in Cairo, Egypt, stands out as a top manufacturer and supplier of Duplex Steel Tubing S31803. This tubing is celebrated for its remarkable strength, durability, and resistance to corrosion. With a unique austenitic-ferritic microstructure, these high-performance duplex stainless steel tubes boast excellent mechanical properties and exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. At Iris Pipes and Tubes, advanced manufacturing techniques and strict quality control measures are employed to guarantee precise dimensions, a smooth surface finish, and long-lasting reliability. The company caters to various industries, including chemical processing, oil and gas, desalination, and marine engineering, providing top-notch duplex steel tubing solutions.
Duplex Steel Tubing S31803 is made up of about 22% chromium, 5–6% nickel, 3% molybdenum, along with trace amounts of nitrogen, manganese, and carbon. This specific composition results in impressive mechanical properties, such as a tensile strength ranging from 620 to 850 MPa, a yield strength of 450 to 550 MPa, and high toughness and ductility. The duplex microstructure guarantees outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking, making it perfect for environments that are high-pressure, high-temperature, or chemically aggressive.
| 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 Iris 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.
Iris Pipes and Tubes, one of the largest suppliers of Duplex Steel Tubing S31803 in the Alexandrias, Egypt. 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 Iris 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@irispipes.com.
You’ll find Duplex Steel Tubing S31803 commonly used in chemical and petrochemical plants, desalination facilities, and both offshore and onshore oil and gas operations, as well as in marine engineering projects. It’s particularly well-suited for heat exchangers, pressure vessels, piping systems, and structural components that are exposed to chloride-rich or corrosive media. Thanks to its superior mechanical strength, corrosion resistance, and long service life, Duplex Steel Tubing S31803 delivers reliable performance in demanding industrial applications, making it the go-to choice for high-performance engineering systems.
©2024 Iris Pipes and Tubes . All Rights Reserved.
