Tim Fittings stands out as a reliable manufacturer and supplier of Duplex Steel UNS S32205 Forged Fittings right here in Wellington, New Zealand. We pride ourselves on delivering top-notch forged components that are built to handle the toughest industrial challenges. Thanks to our cutting-edge manufacturing techniques and strict quality control measures, you can trust that our duplex stainless steel fittings not only meet but exceed international standards, ensuring outstanding performance. We cater to a variety of industries, including oil and gas, chemical processing, and marine engineering, and have earned a solid reputation across New Zealand for our dependable, corrosion-resistant fittings that boast remarkable strength and durability, even in the harshest conditions.
| Size | : | 1/2″NB TO 4″NB IN |
| Standard | : | ASTM A182 / ASME SA182 |
| Dimensions | : | ANSI/ASME B16.11 & BS3799, etc. |
| Grade | : | UNS S31803, S32205, S2205, S32550, S32750, S32760. |
| Class | : | 2000LBS, 3000LBS, 6000LBS, 9000LBS, etc. |
Duplex Steel UNS S32205 Forged Fittings are composed of approximately 22% chromium, 5-6% nickel, 3% molybdenum, and small amounts of nitrogen, manganese, silicon, and carbon. This unique composition provides excellent resistance to corrosion, especially in chloride environments, while enhancing strength and toughness. Mechanically, these fittings offer a tensile strength of 620-850 MPa, yield strength of 450 MPa, and approximately 25% elongation. They also exhibit exceptional fatigue resistance, resistance to stress corrosion cracking, and high toughness, making them ideal for high-pressure, high-temperature applications in demanding industrial environments.
| UNS S31803 | Ni | Cr | Mo | Mn | Si | C | N | S | P | Fe |
| min | 4.5 | 22.0 | 3.0 | – | – | – | 0.14 | – | – | – |
| max | 6.5 | 23.0 | 3.5 | 2.0 | 1.0 | 0.03 | 0.2 | 0.02 | 0.03 | Balance |
| Grade | S31803 |
| Density (g/cm 3) | 7.805 |
| Density (lb/in 3) | 0.285 |
| Melting Point (°C) | 1420 – 1465 |
| Melting Point (°F) | 2588 – 2669; |
Our Duplex Steel UNS S32205 Forged Fittings are crafted from a well-balanced austenitic-ferritic stainless steel alloy, which includes about 22% chromium, 5-6% nickel, and 3% molybdenum, along with nitrogen and other alloying elements. This unique blend gives our fittings exceptional resistance to stress corrosion cracking, pitting, and crevice corrosion, particularly in environments rich in chlorides. With impressive mechanical properties, these fittings typically exhibit tensile strengths around 620 MPa and yield strengths close to 450 MPa. Their enhanced toughness and corrosion resistance make them perfect for critical applications where longevity and safety are paramount.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choose Duplex Steel UNS S32205 Forged Fittings from Tim Fittings for superior quality, exceptional corrosion resistance, and reliable performance in extreme conditions. We offer customized solutions backed by expert support and industry experience.
Duplex Steel UNS S32205 Forged Fittings offer numerous advantages, including superior corrosion resistance, particularly in chloride environments, making them ideal for marine, chemical, and oil and gas industries. Their unique duplex microstructure combines the best of both austenitic and ferritic steels, providing high strength and excellent resistance to stress corrosion cracking. These fittings also offer enhanced fatigue resistance, high toughness, and excellent weldability, ensuring reliability and ease of installation. With impressive mechanical properties, Duplex Steel UNS S32205 Forged Fittings are perfect for high-pressure, high-temperature applications, delivering long-term durability and performance.
Yes, custom sizes for Duplex Steel UNS S32205 Forged Fittings are available at Tim Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@timfittings.co.nz.
| STANDARD | UNS | |
| Duplex Steel Forged Fittings | S31803 / S32205 |
| DN-NPT | MAJOR DIAMETER MM | TAPPING /DRILL SIZE MM | TPI | PITCH MM |
|---|---|---|---|---|
| 1/16″ | 7.895 | 6.00 | 27 | 0.941 |
| 1/8″ | 10.242 | 8.25 | 27 | 0.941 |
| 1/4″ | 13.616 | 10.70 | 18 | 1.411 |
| 3/8″ | 17.055 | 14.10 | 18 | 1.411 |
| 1/2″ | 21.223 | 17.40 | 14 | 1.814 |
| 3/4″ | 26.568 | 22.60 | 14 | 1.814 |
| 1″ | 33.228 | 28.50 | 11.5 | 2.209 |
| 1¼” | 41.985 | 37.00 | 11.5 | 2.209 |
| 1½” | 48.054 | 43.50 | 11.5 | 2.209 |
| 2″ | 60.092 | 55.00 | 11.5 | 2.209 |
| 2½” | 72.699 | 65.50 | 8 | 3.175 |
| 3″ | 88.608 | 81.50 | 8 | 3.175 |
| 3½” | 101.316 | 94.30 | 8 | 3.175 |
| 4″ | 113.973 | 107.00 | 8 | 3.175 |
| 5″ | 141.300 | 134.384 | 8 | 3.175 |
| 6″ | 168.275 | 161.191 | 8 | 3.175 |
| 8″ | 219.075 | 211.673 | 8 | 3.175 |
| 10″ | 273.050 | 265.311 | 8 | 3.175 |
| 12″ | 323.850 | 315.793 | 8 | 3.175 |
| Description | Class Designation | ||
|---|---|---|---|
| 3000 | 6000 | 9000 | |
| Elbows 45 and 90 degrees, Tees, Crosses, Couplings, Half-Couplings, End or Pipe Caps | 1/2 – 4 | 1/2 – 2 | 1/2 – 2 |
| 1/2 – 4 | 1/2 – 2 | 1/2 – 2 | |
| 1/2 – 4 | 1/2 – 2 | 1/2 – 2 | |
| Pipe Size by Wall Thickness | SCH 80 / XS | SCH 160 | XXS |
You’ll find Duplex Steel UNS S32205 Forged Fittings in action across various sectors, including offshore oil and gas platforms, desalination plants, chemical reactors, and the pulp and paper industry, as well as in marine applications where both strength and corrosion resistance are essential. Their ability to endure harsh chemicals, high pressures, and extreme temperatures guarantees reliable performance in even the most challenging environments. In Wellington and throughout New Zealand, Tim Fittings is your go-to supplier for UNS S32205 forged fittings, offering durable and efficient solutions for your 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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