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Santner Nickel Alloys, located in Hamilton, New Zealand, stands out as a leading manufacturer and supplier of Duplex Steel Wire, providing top-notch solutions for demanding industrial needs. Designed for exceptional strength, impressive corrosion resistance, and long-lasting durability, this wire meets the strict standards necessary for tough environments. With a commitment to precise manufacturing and rigorous quality control, Santner Nickel Alloys delivers dependable performance across various industries. Duplex Steel Wire is commonly utilized in sectors like chemical processing, oil and gas, marine, and power generation, ensuring secure, durable connections and structural support while maintaining integrity under high mechanical stress, temperature fluctuations, and corrosive conditions.
Duplex Steel Wire is made up of about 22% chromium, 5–6% nickel, and 3% molybdenum, with the remainder being iron and trace amounts of nitrogen. Its unique dual-phase ferritic-austenitic microstructure grants it remarkable tensile strength, high yield strength, and excellent toughness. The wire shows outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking, particularly in chloride-rich or aggressive settings. Moreover, it boasts excellent fatigue resistance, ductility, and thermal stability, ensuring reliable mechanical performance. This blend of corrosion resistance and mechanical strength makes Duplex Steel Wire perfect for critical applications in industrial, marine, and chemical environments.
| Duplex Wire Standard | ASTM A276, A479 / ASME SA276, SA479 AMS 5514 |
|---|---|
| Duplex Steel / Wire Dimensions | ANSI/AWCI – 01 -1992 and ASTM E 2016-11 and RRW 360 |
| Duplex Wire Length | Cut Lengths: 0.125″ to 72″ No Limit on Spooled Lengths |
| Duplex Wire Diameter | 0.0004″ to 0.040″ 10 microns to 1.0 mm Other Sizes on Request |
| Wire Density | 8.89 g/cm3 |
|
580-750 |
|
as standard |
|
28-30 |
| Surface | Polished bright, Smooth, Bare, Enamel, PTFE, Ceramic, Plated |
| Tempers | Tempers range from dead soft annealed to ultra spring temper |
| Grade | C | Mn | Si | P | S | Cr | Ni | Mo | N |
| S31803 | 0.03 max | 2.0 max | 1.0 max | 0.03 max | 0.010 max | 21.0 – 23.0 | 4.5- 6.5 | 2.5 – 3.5 | 0.08 – 0.20 |
| S32205 | 0.03 max | 2.0 max | 1.0 max | 0.03 max | 0.010 max | 22.0 – 23.0 | 4.5- 6.5 | 3.0 – 3.5 | 0.14 – 0.20 |
| Tensile Strength | 650 -850MPa |
| Elongation (Min) | 30 % |
At Santner Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel Wire 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 Wire is widely used in industries that demand high-strength, corrosion-resistant materials. In the oil and gas sector, it serves as reinforcement in pipelines, offshore platforms, and pressure vessels that face seawater and harsh chemicals. The chemical and petrochemical industries rely on it for reactors, heat exchangers, and piping systems that handle aggressive media. In marine applications, it plays a crucial role in shipbuilding, desalination plants, and other structures exposed to challenging conditions.
