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Santner Nickel Alloys, based in Hamilton, New Zealand, is a reputable manufacturer and supplier of high-performance Duplex Steel S32205 Pipes, designed to meet the rigorous demands of today’s industrial applications. With a reputation for precision manufacturing, strict quality control, and cutting-edge production techniques, the company provides pipes that excel in corrosion resistance, mechanical strength, and long-lasting durability. Santner Nickel Alloys offers Duplex Steel S32205 Pipes in a variety of sizes and specifications, customized to fit different project requirements. Catering to industries like oil and gas, petrochemicals, marine engineering, desalination, and power generation, the company is well-known for its dependable, high-quality piping solutions.
Duplex Steel S32205 Pipes boast a well-balanced ferritic-austenitic microstructure, typically comprising 22% chromium, 5–6% nickel, 3–3.5% molybdenum, and nitrogen to enhance strength and corrosion resistance. This unique composition offers excellent protection against pitting, crevice corrosion, and stress corrosion cracking induced by chlorides. On the mechanical side, S32205 Pipes exhibit high tensile and yield strength, remarkable toughness, and impressive fatigue resistance. They perform reliably under high pressure, varying temperatures, and harsh environments, making them ideal for critical applications that demand durability and structural integrity.
| 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 Santner Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel S32205 Pipe in Hamilton, New Zealand, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the New Zealand, 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 find extensive use in industries that demand exceptional corrosion resistance, high strength, and longevity. In the oil and gas sector, they are utilized in pipelines, risers, offshore platforms, and subsea systems that face tough conditions. Chemical and petrochemical facilities employ them for reactors, processing lines, and equipment that handle corrosive materials. The marine and shipbuilding sectors depend on S32205 Pipes for seawater cooling systems and structural components.