- sales@mariapipes.com
- Kuala lumpur, Malaysia
Home > Duplex Steel > Duplex Steel Boiler Tubing
At Maria Pipes and Tubes, we take pride in being a top-notch manufacturer and supplier of **Duplex Steel Boiler Tubing**, right from our base in Kuala Lumpur, Malaysia. Our tubing solutions are crafted to be high-strength and corrosion-resistant, specifically designed for boiler systems that operate under extreme pressure and temperature. Power plants, refineries, and industrial processing facilities trust our Duplex boiler tubes for their remarkable durability and cost-effectiveness. We focus on delivering precision-engineered products that meet international standards, ensuring they perform exceptionally well, last long, and keep safety at the forefront in critical heat transfer and high-pressure steam generation systems.
Our **Duplex Steel Boiler Tubing** is made from duplex stainless steels like UNS S31803 and S32205, which are known for their unique two-phase microstructure that combines austenite and ferrite. This special structure gives our tubing enhanced mechanical strength, with tensile strength typically ranging from 620 to 900 MPa, along with excellent resistance to stress corrosion cracking, pitting, and crevice corrosion. The material remains stable even under high temperatures and pressures, making it perfect for power and heat-intensive applications. We offer Duplex boiler tubing in both seamless and welded forms, ensuring consistent wall thickness, superior weldability, and outstanding thermal conductivity.
| Size: | 6.00 mm OD to 50.8 mm OD |
|---|---|
| Thickness: | 0.89 mm THK to 5.00 mm THK |
| Specifications: | ASTM A-213, A-268, A-269, A-789, Equivalent to ASME, EN, JIS Etc. |
| Applications: | Oil & Gas, Petrochemical & Refinery, Fertilizer, Power Plant & All major industries. |
| N | C | P | Si | Mn | Mo | Fe | Cr | S | Ni |
| 0.03 | 1.0 | 0.02 | 2.0 | 3.0 – 3.5 | 22.0 – 23.0 | 0.03 | 4.5 – 6.5 | 0.14 – 0.2 | Bal |
| Tubing Density | Tubing Melting Point | Yield Strength (0.2%Offset) | 2205 Duplex SS Pipe 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 Boiler Tubing from Maria 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.
You’ll find **Duplex Steel Boiler Tubing** widely used in high-performance applications where strength and corrosion resistance are crucial. In thermal and nuclear power plants, it’s utilized in boiler tubes, economizers, and reheaters. In petrochemical and chemical processing plants, it effectively handles superheated steam and aggressive process fluids. These tubes are also essential in waste heat recovery systems and heat exchangers that face fluctuating temperatures and corrosive media.
Yes, we provide custom sizes for Duplex Steel Boiler Tubing to meet your specific requirements. At Maria 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@mariapipes.com.
Duplex steel boiler tubing is widely used in applications requiring high strength and corrosion resistance. It is ideal for electrical appliances where it can withstand high temperatures and pressures. Boiler tubes are also used in chemical plants to handle corrosion, heat exchanger and steam systems in marine and offshore industries. And provide high corrosion resistance to cracks and pits is perfect for boiler systems that require durability and longevity even under harsh operating conditions.
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