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Liam Pipes and Tubes, based in Houston, USA, stands out as a top manufacturer and supplier of Duplex Steel Seamless Pipe, delivering high-quality piping solutions for industries that require strength, corrosion resistance, and durability. Designed to excel in tough environments, the Duplex seamless pipes from Liam Pipes blend the robust qualities of ferritic stainless steel with the corrosion resistance found in austenitic grades. These pipes are crafted using cutting-edge seamless manufacturing techniques, which guarantee consistent wall thickness, an excellent surface finish, and impressive structural integrity. Liam Pipes also offers customized sizes and grades to cater to the varied needs of sectors such as oil & gas, petrochemical, marine, and construction.
Typically, Duplex Steel Seamless Pipe consists of 22% chromium, 5–6% nickel, 3% molybdenum, and nitrogen, depending on the specific grade—most commonly UNS S31803 or S32205. These seamless pipes showcase a dual-phase ferritic-austenitic microstructure, providing outstanding mechanical strength and exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. They boast a minimum yield strength of 450 MPa, a tensile strength of around 620 MPa, and an elongation exceeding 25%. The seamless design eliminates welded joints, making them perfect for high-pressure and high-temperature applications.
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 Steel Seamless Pipes | C | N | P | Si | Mn | Mo | Fe | Cr | S | Ni |
| 1.0 | 0.03 | 0.02 | 2.0 | 3.0 – 3.5 | 22.0 – 23.0 | 0.03 | 4.5 – 6.5 | 0.14 – 0.2 | Bal |
| Duplex Steel Seamless Pipes | Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 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 Seamless Pipes 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 Seamless Pipes 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 Seamless Pipes 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 Seamless Pipes are extensively utilized in industries where high strength, corrosion resistance, and reliability are essential. In the oil and gas sector, they find applications in subsea piping, offshore platforms, and pressure systems. The petrochemical and chemical industries depend on them for transporting corrosive fluids and gases in reactors, columns, and pipelines. Power plants incorporate them in heat exchangers and boiler systems. Their ability to withstand seawater and harsh environments makes them ideal for marine applications, desalination plants, and structural supports in challenging conditions. With their long lifespan and minimal maintenance requirements, they represent a cost-effective solution for critical infrastructure.
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