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Marsh Nickel Alloys stands out as a top-notch manufacturer and supplier located in Canberra, Australia, with a focus on high-quality Duplex Steel S32205 Pipes. These pipes are celebrated for their remarkable strength, resistance to corrosion, and long-lasting durability, making them perfect for tough industrial settings. At Marsh Nickel Alloys, the emphasis is on precision manufacturing and rigorous quality control, ensuring that every product is reliable, consistent, and high-performing. Duplex Steel S32205 Pipes find their place in various industries, including oil and gas, chemical processing, marine, and power generation, where they provide robust and enduring solutions for transporting fluids and gases under high pressure and in corrosive environments, all while prioritizing safety, efficiency, and structural integrity.
These pipes are made up of about 22% chromium, 5–6% nickel, 3% molybdenum, and trace amounts of nitrogen, blending the advantages of both austenitic and ferritic stainless steels. This unique composition results in excellent mechanical properties, such as high tensile strength, impressive toughness, and exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. They maintain their stability even in high temperatures and harsh chemical conditions, ensuring they last long and perform reliably in critical industrial 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 Marsh Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel S32205 Pipe in Canberra, Australia, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Australia, 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.
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Duplex Steel S32205 Pipes are widely utilized in chemical and petrochemical plants, oil and gas pipelines, seawater desalination systems, and marine engineering projects. They excel at transporting corrosive fluids and gases, linking process equipment, and forming high-pressure piping systems. With their outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking, these pipes guarantee leak-proof and durable operation. Their superior mechanical strength, corrosion resistance, and dependability make them indispensable for offshore platforms, refineries, chemical reactors, and heat exchangers that operate in demanding industrial environments.