- sales@blundellpipes.co.nz
- Hamilton, New Zealand
Home > Duplex Steel > Duplex Steel Tubing S31803
Blundell Pipes and Tubes, a trusted manufacturer and supplier based right here in Hamilton, New Zealand, takes pride in producing high-quality Duplex Steel S31803 tubing. We understand that industrial and marine projects demand materials that can perform under pressure, which is why our S31803 offerings are engineered to provide exceptional strength and corrosion resistance. Our team is dedicated to supplying local and international industries with tubing solutions that stand up to the toughest conditions, ensuring reliability and longevity for your most critical applications.
Duplex Steel S31803 is recognized for its dual-phase microstructure, a balanced mix of austenite and ferrite grains. This unique composition grants it impressive mechanical properties, including a high yield strength and excellent toughness. It offers outstanding resistance to stress corrosion cracking, significantly outperforming standard stainless steels. This combination of durability and resilience makes it a robust choice for environments where both mechanical stress and corrosive elements are a constant challenge, providing a superior lifespan.
| 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 Blundell 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.
Blundell Pipes and Tubes, one of the largest suppliers of Duplex Steel Tubing S31803 in the Hamiltons, New Zealand. 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 Blundell 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@blundellpipes.co.nz.
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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