Based in Chennai, India, we take pride in being a reliable manufacturer and supplier of Duplex Steel Pipe Fittings. Our products are designed to provide high-strength, corrosion-resistant solutions for even the toughest industrial piping systems. Duplex stainless steel boasts a well-balanced microstructure of austenite and ferrite, which gives it superior strength, resistance to stress corrosion cracking, and impressive durability compared to regular stainless steels. We ensure that our pipe fittings meet international standards like ASTM A815 and ASME B16.9, guaranteeing precise dimensions, excellent weldability, and dependable performance in challenging environments such as marine, offshore, chemical, and oil & gas industries.
| 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 |
Typically, Duplex Steel Pipe Fittings contain 21–23% chromium, 4.5–6.5% nickel, 2.5–3.5% molybdenum, along with trace amounts of nitrogen, manganese, and silicon. This unique composition results in high tensile strength (up to 620 MPa) and yield strength (around 450 MPa), which is nearly double that of conventional stainless steel. Available in both seamless and welded forms, our fittings include elbows, tees, reducers, caps, and stub ends, making them perfect for high-pressure and corrosion-prone systems. Plus, duplex fittings offer good thermal conductivity and outstanding fatigue strength.
| 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 |
Meet Fittings is a leading supplier of Duplex Steel Pipe Fittings in Chennai, India. 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 Meet 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 Meet Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@meetfitings.co.in.
These Duplex Steel Pipe Fittings are perfect for applications that face exposure to chlorides, acidic solutions, or high pressures. They find extensive use in desalination plants, subsea oil & gas pipelines, heat exchangers, chemical processing units, and structural applications in harsh environments. Their design effectively resists localized corrosion, such as pitting and crevice corrosion, making them a durable choice in both oxidizing and reducing conditions. With their blend of mechanical strength, corrosion resistance, and long service life, duplex steel pipe fittings are the go-to option for critical and cost-sensitive industrial piping systems.








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