Smith Fittings, located in Canberra, Australia, stands out as a top-notch manufacturer and supplier of high-quality Duplex Steel Pipe Fittings. Renowned for their precision and durability, these fittings comply with international standards and are designed to perform exceptionally well in harsh and corrosive environments. The Duplex Steel Pipe Fittings from Smith Fittings boast impressive strength and remarkable resistance to pitting, crevice, and stress corrosion, ensuring long-lasting reliability. Catering to industries like oil and gas, chemical processing, and marine, the company guarantees that each product meets rigorous quality standards, solidifying Smith Fittings’ reputation as a trusted source for versatile and corrosion-resistant piping solutions.
| Specifications | ASTM A815/ ASME SA815 |
|---|---|
| Bending Radius | Radius=1 D, 2D, 3 D, 5D, 6D, 8 D, 10D |
| Size Range | Seamless Butt-Weld Fitting: From 1/2″ – 10″ Welded ButtWeld Fitting: From 1/2″ – 48″ |
| Dimension | ASME/ ANSI B16.9 | ASME B16.28 | MSS-SP-43 | BS1560 | BS4504 | BS10 |
| Size Ranges | ½” NB to 24″ NB in Schedule 10s, 40s, 80s, 160s, XXS. |
| Other Grades | Duplex 2205 Fittings, UNS S31803 Fittings, UNS S32205 Fittings |
| Types | Welded | Seamless | Fabricated |
| Process of Duplex Steel Fittings Manufacturer in india | Push, Press, Cast, Forge. |
| Thickness of Fitting | SCH10, SCH 20, SCH30, STD SCH40, SCH80, SCH60, XS, SCH100, SCH 120, SCH140, SCH 160, XXS available with NACE MR 01-75 |
These Duplex Steel Pipe Fittings feature a well-balanced microstructure of austenite and ferrite, typically comprising 22–25% chromium, 4–6% nickel, 3–5% molybdenum, and trace amounts of nitrogen. This unique composition endows them with outstanding mechanical properties, such as high tensile and yield strength, toughness, and excellent resistance to stress corrosion cracking. They maintain dimensional stability even under high pressure and temperature conditions, while also offering superior corrosion resistance compared to traditional stainless steels. The blend of strength, durability, and corrosion resistance makes them perfect for critical piping applications in demanding industrial settings.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S31803 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 – 23.0 | 3.0 – 3.5 | 4.50 – 6.50 | 0.14 – 0.20 | 63.72 min |
| S32205 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 21.0 – 23.0 | 2.50 – 3.50 | 4.50 – 6.50 | 0.8 – 0.20 | 63.54 min |
| Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
| S31803 / S32205 | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
Smith Fittings is a leading supplier of Duplex Steel Pipe Fittings in Canberra, Australia. We offer an extensive range of Duplex Steel Pipe Fittings, renowned for their excellent corrosion resistance and high strength, which makes them perfect for demanding industrial applications like chemical processing, marine environments, and high-temperature systems. With a commitment to quality and reliable delivery, we ensure our clients receive top-tier products tailored to meet the specific needs of various industries.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| STANDARD | WERKSTOFF NR. | UNS |
| Duplex 2205 | 1.4462 | S31803 / S32205 |
Duplex Steel Pipe Fittings from Smith Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.
Duplex Steel Pipe Fittings offer exceptional corrosion resistance, making them ideal for use in harsh environments such as marine and chemical industries. They combine high strength and durability, ensuring reliable performance under high-pressure and high-temperature conditions. These fittings resist stress corrosion cracking and have good weldability, simplifying installation and maintenance processes. Their cost-effectiveness, achieved through reduced material weight without compromising strength, adds significant value. Duplex Steel’s versatility also ensures excellent resistance to pitting and crevice corrosion, making it a reliable choice for diverse and challenging applications.
Yes, custom sizes for Duplex Steel Pipe Fittings are available at Smith Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@smithfittings.com.
Duplex Steel Pipe Fittings are extensively utilized in industries that demand high mechanical strength and corrosion resistance. You’ll find them in oil and gas pipelines, chemical and petrochemical processing systems, desalination plants, marine structures, and power generation equipment. These fittings are engineered to connect, redirect, or control fluid flow while enduring tough environmental conditions, including exposure to chlorides and acidic media. With Smith Fittings’ Duplex Steel Pipe Fittings, you can count on reliable, long-lasting performance, providing durable and efficient solutions for your piping needs.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.








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