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Marsh Nickel Alloys, based in Canberra, Australia, is renowned for providing high-quality Super Duplex Steel Washers. Engineered for exceptional strength and corrosion resistance, these washers are ideal for demanding industrial applications. Combining the best attributes of both duplex and super duplex stainless steels, they offer superior mechanical properties and durability.Marsh Nickel Alloys ensures that each washer meets stringent industry standards, making them a reliable choice for enhancing performance and longevity in various environments.
Marsh Nickel Alloys stands out as a top manufacturer and supplier of **Super Duplex Steel washers** in Canberra, Australia. Renowned for providing precision-engineered fastener solutions, Marsh Nickel Alloys crafts high-performance washers that are built to endure the harshest industrial conditions. These washers are made from top-quality Super Duplex Steel grades like **UNS S32750** and **UNS S32760**, ensuring exceptional strength and resistance to corrosion. Catering to sectors such as offshore oil & gas, marine, chemical processing, and power generation, Marsh Nickel Alloys has earned a reputation in Canberra for delivering reliable and durable washer solutions.
| Standard | DIN, ASTM, BS and all International Standards |
| Specifications | ASTM A479 & ASME SA479 |
| UNS S32760 Nut and Bolts Size | M3 To M56 3/6″ to 2″ |
| Length | 3 to 200 MM |
| Super Duplex Steel 2207 Machine Screws Size | M1.6 To M12 |
| Duplex Steel 2205 Washers Size | M3 To M56 3/6″ to 2″ |
| Phosphorus | Sulphur | Silicon | Carbon | Manganese | Nickel | Molybdenum | Nitrogen | Copper | Chromium |
|---|---|---|---|---|---|---|---|---|---|
| 0.035 % max | 0.02 % max | 0.80 % max | 0.03% Max | 1.20 % max | 6.00 – 8.00 % | 3.00 – 5.00 % | 0.24 – 0.32 % | 0.50 % max | 24.0 – 26.0 % |
| Material | Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| Super Duplex Steel | 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
| Super Duplex Steel | 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
**Super Duplex Steel washers** feature a unique dual-phase microstructure of austenite and ferrite, which gives them remarkable mechanical strength and outstanding resistance to chloride stress corrosion cracking, pitting, and crevice corrosion. These washers boast high tensile strength, excellent fatigue resistance, and long-lasting performance, even in extremely corrosive or high-pressure settings. Their sturdy composition makes them perfect for critical bolted connections in challenging environments.
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The Super Duplex Steel washers from Marsh Nickel Alloys are frequently utilized in **flange assemblies**, **piping systems**, **structural joints**, and **subsea equipment**, where durability and corrosion resistance are paramount. Ideal for marine, petrochemical, and desalination industries, these washers guarantee secure, vibration-resistant assemblies that can withstand the elements. With a strong commitment to quality and precision, Marsh Nickel Alloys provides washer solutions that meet global standards and support Canberra’s most demanding industrial operations.
