- sales@davidpipes.com
- Canberra, Australia
Home > Super Duplex Steel > Super Duplex Steel Tubing
David Pipes and Tubes, located in Canberra, Australia, stands out as a top manufacturer and supplier of **Super Duplex Steel Tubing**. This tubing is celebrated for its exceptional strength, corrosion resistance, and reliability. Crafted with precision and adhering to high-quality standards, it’s perfect for tough industrial, marine, oil and gas, and power generation applications. David Pipes and Tubes takes quality control seriously, ensuring that their products meet international standards. This means you can count on their tubing solutions to perform efficiently even under high pressure, extreme temperatures, and harsh corrosive environments, providing long-lasting durability and safety in operations.
Super Duplex Steel Tubing is made up of about 25% chromium, nickel, molybdenum, and nitrogen, which creates a well-balanced austenitic-ferritic microstructure. This unique composition gives the tubing impressive mechanical properties, such as tensile strength reaching up to 800 MPa and yield strength around 550 MPa. It excels in resisting pitting, crevice corrosion, and stress corrosion cracking, especially in environments rich in chlorides and aggressive chemicals. Plus, it boasts excellent weldability, toughness, and thermal stability, making it a go-to choice for high-pressure, high-temperature, and chemically demanding applications.
Standard ASTM A790 / ASME SA790, ASTM A789 / ASME SA A789
Dimensions ASTM, ASME and API
Seamless Pipes & Tubes Sizes 1 / 2″ NB – 8″ NB
Welded Pipes & Tubes Sizes : 6″ NB – 24″ NB
Outer Diameter 6.0-630mm
Schedule SCH 10, SCH20, SCH30, SCH40, STD, SCH60, XS, SCH80, SCH120, SCH140, SCH160, XXS
Thickness 0.3mm – 50 mm
Type Seamless / ERW / Welded/ Fabricated
Form Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes
Length Single Random, Double Random & Cut Length
End Plain End, Beveled End, Treaded
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S32750 | 0.030 max | 1.20 max | 0.80 max | 0.035 max | 0.020 max | 24.00 – 26.00 | 3.00 – 5.00 | 6.00 – 8.00 | 0.24 – 0.32 | 58.095 min |
| S32760 | 0.05 max | 1.00 max | 1.00 max | 0.030 max | 0.010 max | 24.00 – 26.00 | 3.00 – 4.00 | 6.00 – 8.00 | 0.20 – 0.30 | 57.61 min |
| Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| S32750 / S32760 | 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 Super Duplex Steel Tubes from David 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 Super Duplex steel solutions, you can trust us to provide a top-tier, customized piping solution that meets your specific requirements.
David Pipes and Tubes, one of the largest suppliers of Super Duplex Steel Tubing in the Canberras, Australia, 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 Super Duplex steel products in the region, delivering reliable solutions to meet diverse project requirements.
Yes, we provide custom sizes for Super Duplex Steel Tubes to meet your specific requirements. At David 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@davidpipes.com.
You’ll find Super Duplex Steel Tubing widely utilized in industries that need corrosion-resistant and high-strength tubing solutions. In the offshore and oil and gas sectors, it’s commonly used for pipelines, risers, and subsea systems. Chemical and petrochemical plants rely on it for transporting corrosive fluids and acids. Marine and desalination projects take advantage of its seawater resistance. In power generation, it’s used in heat exchangers, condensers, and cooling circuits. Its mechanical strength, durability, and corrosion resistance also make it a great fit for pharmaceutical, food processing, and pulp and paper industries, ensuring safe, efficient, and long-lasting performance.
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