Devang Fittings is a leading manufacturer and supplier of high-quality pipe fittings in Kolkata, India. Although they carry a wide range of products in multiple materials, they manufacture a variety of products suitable for various industries that can provide durable, precision-engineered products. One of their key products is the Alloy 20 Buttweld Fittings or high-performance, corrosion-resistant Buttweld pipe fittings, designed for long-lasting use in tough environments. Devang Fittings continues to be fully committed to ensuring excellent customer service, while ensuring that every product represents the highest aspects of performance and quality.
| 20 Pipe Fittings Specifications | ASTM B366/ ASME SB366 |
|---|---|
| Alloy 20 Pipe Fittings size | 20 Seamless Butt Weld Fittings : 1/2″ – 10″ 20 Welded Butt Weld Fittings : 1/2″ – 48″ |
| Alloy 20 Pipe Fittings Dimensions | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, BS4504, BS4504, BS1560, BS10 |
| Alloy 20 Buttweld Fittings Thickness | SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH 80, SCH 100, SCH 120, SCH 140, SCH 160, XXS available with NACE MR 01-75 |
| 20 Buttweld Pipe FittingsType | DN15-DN1200 |
| ASTM B366 20 Buttweld Fitting Connection | Welding |
| Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom ASTM B366 Alloy 20 Pipe Fitting |
| Size Range | ½” NB to 24″ NB in Sch 10s, 40s, 80s, 160s, XXS. (DN6~DN100) ASTM B366 20 Buttweld Fitting |
| ASTM B366 20 Buttweld Fittings Manufacturing process | Push, Press, Forge, Cast, etc. |
| Alloy 20 Buttweld Pipe Fittings Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| SA 366 20 Pipe Fittings Origin & Mills | Japanese, Indian, USA, Korean, European, Ukraine, Russian |
| Specialized manufacturer of | Alloy UNS N08020, 90º Elbows, 45º Elbows, Tees, Cross, Reducer, Pipe Cap, Stub End, Pipe Bend |
Alloy 20 Buttweld Fittings are fabricated using an alloy that is based on nickel-chromium-molybdenum, which provides excellent corrosion resistance, especially in acidic conditions. The composition of alloy 20 includes about 20% chromium, 29-34% nickel, and 3-4.5% molybdenum, as well as some copper, iron, and manganese. This allows it to resist sulfuric and phosphoric acids as well as other corrosives. The mechanical properties of Alloy 20 Buttweld Fittings include: tensile strength 45-70 ksi; yield strength 25 ksi; and elongation 30%. These fittings are very durable, but they all provide excellent corrosion resistance, especially in industries that require high resistance to both stress and corrosion.
| Grade | C | Mn | Si | S | Cu | Ni | Cr | Fe | Mo | P |
| Alloy 20 | 0.07 max | 2.00 max | 1.00 max | 0.035 max | 3.00 – 4.00 | 32.00 – 38.00 | 19.00 – 21.00 | 29.85 min* | 2.00 – 3.00 | 0.045 max |
| 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 Buttweld 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 | WERKSTOFF NR. | UNS | EN | AFNOR |
| Alloy 20 | 2.4660 | N08020 | NiCr20CuMo | Z2NCUD31-20AZ |
Alloy 20 Buttweld 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 Buttweld Fittings offer numerous benefits, as they’re well suited for aggressive applications. Alloy 20 Buttweld Fittings have an impressive resistance to corrosion, especially against sulfuric acid and other extreme conditions. Amazing lasting power in a harsh environment. Alloy 20 has remarkable mechanical properties, as well as high strength, enhanced resistance to stress corrosion cracking, work hardening, and excellent weldability. Alloy 20 Buttweld Fittings are very resistant to pitting and crevice corrosion, making them also ideal for chemical processing, pharmaceuticals, and food processing industries. Their exposure under extreme situations means less maintenance frost and longevity of pipes.
| Standard Code | Standard Name |
| ANSI ASME SA-366 | Forged Durimet pipe fittings |
| ANSI ASME B16.9 | Factory-Made wrought steel pipe fittings |
| ANSI ASME B16.28 | Wrought steel butt-welding short radius elbows and returns |
| ISO 5251 | Alloy butt-welding fittings |
| MSS SP-43 | Wrought Alloy butt-welding fittings |
| MSS SP-75 | Forging butt-welding fittings |
| German Steel Pipe Fittings Standard | |
| DIN 2605 | Steel butt-welding pipe fittings.elbows and bends |
| DIN 2615 | Steel butt-welding pipe fittings.tees |
| DIN 2616 | Steel butt-welding pipe fittings.reducers |
| DIN 2617 | Steel butt-welding pipe fittings.caps |
| Japanese Steel Pipe Fittings Standard | |
| JIS B2311 | Universal steel butt-welding pipe fittings |
| JIS B2312 | Steel butt-welding pipe fittings |
| JIS B2313 | Steel plate butt-welding pipe fittings |
| Other Steel Pipe Fittings Standard | |
| EN 1025 | 3 Butt-welding pipe fittings |
Yes, custom sizes for Alloy 20 Buttweld 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 Buttweld Fittings are described by their applications, namely, those in which excellent corrosion resistance is required. These installations are especially suited for environments dealing with sulfuric acid, phosphoric acid, and other corrosive chemicals. Typical applications include chemical processing, the food and drinks, pharmaceuticals, and the petrochemical industries. The Alloy 20 Buttweld Fitting is well suited for piping systems containing corrosive fluids, wastewater treatment, and marine environments, among others. The excellent weldability and superior resistance to stress corrosion cracking makes Alloy 20 well suited for production of equipment, tanks, and reactors, which may require sustained reliability and longevity in corrosive environments.
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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