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Tanvir Nickel Alloys, based in Cairo, Egypt, stands out as a leading manufacturer and supplier of top-notch Duplex Steel S32205 Pipes. These pipes are celebrated for their remarkable strength, durability, and resistance to corrosion. With a focus on duplex stainless steels, Tanvir ensures that their products meet strict industrial standards, guaranteeing dependable performance even in the toughest conditions. Designed to endure harsh chemicals, marine environments, and high-pressure situations, Duplex Steel S32205 Pipes are crafted using cutting-edge manufacturing techniques and thorough quality control. This means they offer long-lasting, high-performance solutions for critical piping systems, ensuring safe and efficient flow management across various sectors, including chemical processing, oil and gas, marine, and industrial applications.
The composition of Duplex Steel S32205 Pipes includes around 22% chromium, 5–6% nickel, 3% molybdenum, and primarily iron, with small amounts of nitrogen added to boost strength and corrosion resistance. Mechanically, these pipes showcase impressive tensile and yield strength, outstanding toughness, and exceptional resistance to stress corrosion cracking, pitting, and crevice corrosion. Their unique duplex microstructure strikes a perfect balance between ferritic and austenitic properties, providing stability, durability, and reliable performance under high pressure, temperature changes, and aggressive chemical conditions. This makes them a perfect fit for critical industrial piping applications.
| Specifications | Cr | Ni | Mo | N | Mn | W | Cu |
| 2101 LDX | 21.5 | 1.5 | 0.3 | 0.22 | 5 | – | – |
| DX2202 | 23 | 2.5 | 0.3 | 0.2 | 1.5 | – | – |
| RDN 903 | 20 | 1.8 | 0.2 | 0.11 | 4.2 | – | – |
| 2304 | 23 | 4.8 | 0.3 | 0.10 | – | – | – |
| 2205 | 22 | 5.7 | 3.1 | 0.17 | – | – | – |
| Grade | C≤ | Mn≤ | P≤ | S≤ | Si≤ | Ni | Cr | Mo | N | Cu |
| S31803 | 0.03 | 2.00 | 0.03 | 0.02 | 1.00 | 4.5–6.5 | 21.0–23.0 | 2.5–3.5 | 0.08–0.20 | – |
| S32205 | 0.03 | 2.00 | 0.03 | 0.02 | 1.00 | 4.5–6.5 | 22.0–23.0 | 3.0–3.5 | 0.14–0.20 | – |
| S32750 | 0.03 | 1.20 | 0.035 | 0.02 | 0.80 | 6.0-8.0 | 24.0-26.0 | 3.0-5.0 | 0.24-0.32 | 0.5 |
| Mechanical properties | Tensile,min,ksi[MPa] | Yield,min,ksi[MPa] | Elongation,%(min) | Hardness,HB(max) |
| S31803 | 90 [620] | 65 [450] | 25 | 290 |
| S32205 | 95 [655] | 65 [450] | 25 | 290 |
| S32750 | 116 [800] | 80 [550] | 15 | 300 |
At Tanvir Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel S32205 Pipe in Cairo, Egypt, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Egypt, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
Duplex Steel S32205 Pipes are extensively utilized in industries such as chemical processing, petrochemical, oil and gas, marine, and power generation, thanks to their excellent corrosion resistance and mechanical attributes. They are particularly well-suited for transporting seawater, chemicals, and other corrosive fluids in pipelines, heat exchangers, and process systems. By using these pipes, companies can lower maintenance costs, improve operational safety, and ensure long-term reliability in challenging environments. Their strength, durability, and ability to withstand harsh conditions make them vital components in high-performance piping networks.