Devang Fittings is a leading manufacturer and supplier of high-quality pipe fittings based in Kolkata, India. Specializing in a wide range of materials, including Alloy 20 pipe fittings, we offer durable, corrosion-resistant solutions tailored for industries like chemical, pharmaceutical, and food processing. Our Alloy 20 fittings are designed to withstand harsh environments, ensuring reliability and performance. With a commitment to excellence, Devang Fittings delivers top-tier products and services to meet the needs of our global clients.
Specifications ASTM B366 / ASME SB366
Dimensions ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, MSS SP-79
Size 1/8” NB TO 48” NB. (Seamless & 100% X-Ray Welded, Fabricated)
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
Grade 20 UNS (N08020), DIN (2.4660)
Alloy 20 pipe fittings are made from a corrosion-resistant alloy primarily consisting of 32-38% nickel, 19-21% chromium, 3-4% molybdenum, and small amounts of iron, copper, and other elements. This composition provides excellent resistance to sulfuric acid, pitting, and crevice corrosion. The mechanical properties of Alloy 20 include a tensile strength of 75-85 ksi, yield strength of 30-40 ksi, and elongation of 30% in 2 inches. These fittings also exhibit good fatigue and thermal-fatigue strength, making them ideal for applications in harsh, corrosive environments.
| Grade | Ni | C | Mn | P | S | Si | Cr | Nb | Mo | Cu |
| Alloy 20 | 32 – 38 | 0.02 max | 1 – 2 | 0.02 max | 0.005 max | 0.7 max | 19 – 21 | 0.1 – 0.3 | 2 – 3 | 3 – 4 |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Alloy 20 | 8.1 g/cm3 | 1443 °C (2430 °F) | Psi -80,000, MPa -551 | Psi – 35,000, MPa – 241 | 30 % |
Devang Fittings is a leading supplier of Alloy 20 Pipe Fittings in Kolkata, India. We offer an extensive range of Monel 400 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 | WNR. | AFNOR | EN |
| Alloy 20 | N08020 | 2.4660 | Z2NCUD31-20AZ | NiCr20CuMo |
Alloy 20 Pipe Fittings from Devang 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.
Alloy 20 pipe fittings offer several key advantages, including exceptional resistance to corrosion, particularly in acidic environments like sulfuric acid. Their high nickel content enhances resistance to chloride stress corrosion cracking, while the chromium and molybdenum provide excellent protection against pitting and crevice corrosion. These fittings maintain strength and durability even at high temperatures. Alloy 20 also exhibits good weldability and formability, making it versatile for various industrial applications, such as chemical processing, pharmaceuticals, and food production. Its long-term reliability and resistance to degradation reduce maintenance costs.
Yes, custom sizes for Alloy 20 Pipe Fittings are available at Devang Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@devangfittings.co.in.
Alloy 20 pipe fittings are widely used in industries that require resistance to corrosive environments. Common applications include chemical processing, particularly in the production of sulfuric acid, pharmaceuticals, food processing, and petroleum refining. These fittings are ideal for handling corrosive fluids like acids, chlorides, and salts. Alloy 20 is also used in heat exchangers, reactors, and valves, offering superior protection in environments with high temperatures and aggressive chemicals. Its excellent corrosion resistance makes it suitable for handling both high- and low-concentration acidic solutions.
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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