Kanak Fittings stands out as a top manufacturer and supplier of Duplex Steel S31803 Pipe Fittings in Dubai, UAE. Renowned for its commitment to quality, the company caters to various sectors, including oil and gas, chemical processing, marine engineering, and power generation. The Duplex Steel S31803 Pipe Fittings are designed to deliver outstanding performance and durability, adhering to international quality standards. With a strong emphasis on precision manufacturing, timely deliveries, and customer satisfaction, Kanak Fittings has built a solid reputation as a reliable provider of sustainable and cost-effective piping solutions in the region.
Specifications ASTM A815 / ASME SA815
Dimensions ASME/ANSI B16.9, ASME B16.28, MSS-SP-43
Size 1/2″ NB to 24″NB in
Type Seamless / Welded / Fabricated
Bending Radius R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom
Thickness Sch 5s, Sch 10s, Sch 40s, Sch 80s, Sch 160s, Sch XXS
Duplex Steel S31803 Pipe Fittings are crafted from a well-balanced blend of austenitic and ferritic stainless steel phases, which enhances their strength and resistance to corrosion. This alloy typically includes around 22% chromium, 5% nickel, 3% molybdenum, and carefully controlled nitrogen levels. These fittings are known for their exceptional resistance to pitting, stress corrosion cracking, and crevice corrosion. They also boast high tensile strength, impressive ductility, and excellent impact toughness. Built to perform reliably in high-pressure and high-temperature settings, Duplex Steel S31803 Pipe Fittings meet international standards such as ASTM A182 and ASME SA815.
| 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 |
| Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| S31803 | 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 116000 , MPa – 800 | Psi – 80000 , MPa – 550 | 15 % |
Kanak Fittings is a leading supplier of Duplex Steel S31803 Pipe Fittings in Dubai, UAE. We offer an extensive range of Monel K500 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 | UNS | WERKSTOFF NR. |
| Duplex 2205 | S31803 | 1.4462 |
Duplex Steel S31803 Pipe Fittings from Kanak 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 S31803 pipe fittings offer exceptional corrosion resistance, particularly against pitting, crevice corrosion, and stress corrosion cracking, making them ideal for harsh environments. They provide high strength and excellent resistance to fatigue, making them durable under pressure. The alloy’s good weldability and formability enhance the ease of fabrication. Duplex Steel S31803 pipe fittings also offer superior toughness and stress resistance, ensuring reliability in demanding applications such as chemical processing, marine, and oil & gas industries. Their cost-effectiveness and long-lasting performance make them a preferred choice for critical piping systems.
| Outer Diameter And Inside Diameter | Equivalent | Diameter Of Pipe Nominal | Typical Threads In Inches |
| 5/16 | 0.313 | 1/16 | 27 |
| 13/32 | 0.405 | 1/8 | 27 |
| 35/64 | 0.540 | 1/4 | 18 |
| 43/64 | 0.675 | 3/8 | 18 |
| 27/32 | 0.840 | 1/2 | 14 |
| 1-3/64 | 1.050 | 3/4 | 14 |
| 1-5/16 | 1.315 | 1 | 11-1/2 |
| 1-21/32 | 1.660 | 1-1/4 | 11-1/2 |
| 1-29/32 | 1.900 | 1-1/2 | 11-1/2 |
| 2-3/8 | 2.375 | 2 | 11-1/2 |
| 2-7/8 | 2.875 | 2-1/2 | 8 |
| 3-1/2 | 3.500 | 3 | 8 |
| 4 | 4.000 | 3-1/2 | 8 |
Yes, custom sizes for Duplex Steel S31803 Pipe Fittings are available at Kanak Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@kanakfittings.ae.
Duplex Steel S31803 Pipe Fittings find extensive use in industries that demand high strength and corrosion resistance. They are particularly well-suited for applications in oil and gas pipelines, chemical processing facilities, seawater desalination systems, and offshore platforms. These fittings facilitate the efficient transport of corrosive materials and high-temperature fluids while keeping maintenance needs to a minimum. Their durability makes them ideal for challenging environments, including marine engineering and power generation plants. With their excellent resistance to mechanical wear and harsh environmental conditions, Duplex Steel S31803 Pipe Fittings ensure long-lasting performance.
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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