Home > Duplex Steel > Duplex Steel Pipes S31803
Liam Pipes and Tubes is a reliable manufacturer and supplier of Duplex Steel Pipes S31803, proudly based in Houston, USA. We provide strong and corrosion-resistant piping solutions tailored for critical industrial applications. Known as UNS S31803, this duplex steel merges the strength of ferritic and austenitic stainless steels, offering outstanding mechanical properties and remarkable resistance to stress corrosion cracking. Our pipes are crafted in line with ASTM and ASME standards and find extensive use in the chemical processing, offshore oil and gas, and marine sectors. With our precision manufacturing and global logistics, we guarantee timely delivery without compromising on quality.
Pipe Range : 1 / 2″ NB – 8″ NB
Outer Diameter : 6.0-630mm
Wall Thickness : 0.3mm – 50 mm
Schedules : SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Length : Single Random, Double Random & Required Length
Specifications : ASTM A790 / ASME SA790
Types : Seamless / Fabricated
| Duplex | S31803 |
|---|---|
| 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 Pipes S31803 from Liam 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.
Liam Pipes and Tubes, one of the largest suppliers of Duplex Steel Pipes S31803 in Houston , USA, 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 Pipes S31803 to meet your specific requirements. Our team at Liam Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@liampipes.us.
Duplex Steel Pipes S31803 are widely utilized across various industries due to their excellent strength and corrosion resistance. In the oil and gas sector they are used in pipelines, heat exchangers, and subsea applications, ensuring durability in harsh environments. The chemical industry employs these pipes for transporting corrosive substances and in storage tanks. Additionally S31803 pipes are ideal for marine applications including shipbuilding and offshore structures. Where resistance to seawater corrosion is crucial. Their versatility makes them suitable for pressure vessels, heat exchangers, and other critical applications requiring high performance.
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