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Rashdan Pipes and Tubes, a premier manufacturer and supplier in Amman, Jordan, excels in Alloy 20 Pipes (UNS N08020), an austenitic nickel-iron-chromium superalloy with copper and molybdenum for outstanding sulfuric acid resistance. These seamless and welded pipes conform to ASTM B729 and B464 standards, offering superior pitting, crevice corrosion, and stress corrosion cracking resistance in harsh chemical environments up to 1000°F. Rashdan provides custom sizes from 1/4″ to 24″ OD, bright annealed finishes, and rigorous NDT for pharmaceutical, petrochemical, and food processing sectors with efficient global delivery.
Alloy 20 Pipes contain 32-38% nickel, 19-21% chromium, 2-3% molybdenum, 3-4% copper, max 2% manganese, max 1% silicon, max 0.02% carbon, 0.7% min columbium (niobium), and iron balance, with density 8.08 g/cm³ and melting range 1385-1443°C. Mechanical properties include minimum tensile strength 551 MPa, yield strength 241 MPa, elongation 30%, and hardness around 217 HB, with low thermal expansion and electrical resistivity of 1.08 x 10⁻⁶ Ω·m. It maintains stability in reducing and oxidizing media.
| Thickness | 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Outer Diameter | 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB |
| Type | Seamless / ERW / Welded / Fabricated / CDW |
| Form | Round Tubes, Square Tubes, Rectangular Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes |
| Length | Single Random, Double Random & Required Length |
| End | Plain End, Beveled End, Treaded. |
| Alloy 20 | Ni | C | Mo | Mn | Si | Fe | Cu | S | P | Cr |
| 32 – 38 | 0.02 max | 2 – 3 | 1 – 2 | 0.7 max | Bal | 3 – 4 | 0.005 max | 0.02 max | 19 – 21 |
| Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 8.1 g/cm3 | 1443 °C (2430 °F) | Psi – 35000 , MPa – 241 | Psi – 80000 , MPa – 551 | 30 % |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choosing Alloy 20 pipes from Rashdan Pipes and Tubes guarantees high-quality, corrosion-resistant solutions tailored for challenging environments. Rashdan’s Alloy 20 pipes meet rigorous industry standards, offering superior durability and performance, particularly in applications involving sulfuric acid and chlorides. Their expertise in precision manufacturing ensures reliable, long-lasting pipes suitable for chemical processing, pharmaceuticals, and petrochemical industries. With a focus on customer satisfaction, Rashdan provides customized solutions, competitive pricing, and timely deliveries, making them a trusted partner for all Alloy 20 piping needs.
Rashdan Pipes and Tubes, one of the largest suppliers of Alloy 20 Pipe in Amman, Jordan, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for stainless steel products in the region.
Yes, we offer custom sizes for Alloy 20 Pipe to meet your specific requirements. Our team at Rashdan Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@rashdanpipes.com.
| STANDARD | UNS | WERKSTOFF NR. | AFNOR | EN | JIS | BS | GOST |
| Alloy 20 | N08020 | 2.4660 | Z2NCUD31-20AZ | NiCr20CuMo | – | – | – |
Alloy 20 Pipes thrive in sulfuric acid processing plants, heat exchangers, condensers, and piping for concentrations up to 90% at elevated temperatures. They suit pharmaceutical batch reactors, food/pharmaceutical equipment, and pollution control scrubbers handling chlorides and phosphoric acid. Additional roles include oil/gas sour service, seawater systems, and chemical storage tanks where pitting resistance and fabricability ensure long-term reliability.
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