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Duplex Steel Bolts 2205 are top-notch fasteners crafted from grade 2205 duplex stainless steel, which brilliantly combines remarkable strength with outstanding resistance to corrosion. These bolts are manufactured to meet rigorous industrial standards, making them perfect for tough environments like offshore platforms, chemical plants, and marine structures. Suppliers in Hamilton, New Zealand, such as Aria Fasteners, offer precisely engineered bolts that feature consistent threading and dimensions, ensuring a secure and dependable fastening experience. With their impressive load-bearing capacity and resistance to stress corrosion cracking, Duplex Steel Bolts 2205 promise long-lasting durability and performance in applications where both mechanical strength and chemical resistance are essential.
These bolts are made up of roughly equal parts austenite and ferrite, with a chemical makeup that includes iron, chromium, nickel, and molybdenum. This unique blend gives them high tensile strength, toughness, and exceptional resistance to chloride-induced corrosion, pitting, and stress corrosion cracking. Mechanically, Duplex Steel Bolts 2205 maintain their shape and stability even under heavy loads, high pressure, and elevated temperatures. Their distinctive duplex microstructure guarantees reliable performance in aggressive chemical, marine, and industrial settings, making them the go-to choice for heavy-duty fastening applications where standard stainless steel bolts might not hold up.
2205 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 21.0 – 23.0 | 2.50 – 3.50 | 4.50 – 6.50 | 0.8 – 0.20 | 63.54 min |
2205 |
Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
| Specifications | ASTM A479 & ASME SA479 |
| Standard | DIN, ASTM, BS and all International Standards |
| Length | 3 to 200 MM |
| Duplex Steel Nut and Bolts Size | M3 To M56 3/6″ to 2″ |
| Duplex Steel 2205 Machine Screws Size | M1.6 To M12 |
| Duplex Steel 2205 Washers Size | M3 To M56 3/6″ to 2″ |
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
Duplex Steel Bolts 2205 are widely used in industries requiring high strength and corrosion resistance. Ideal for marine environments, they prevent corrosion from seawater. In the chemical and petrochemical industries, they withstand aggressive substances and high temperatures. Oil and gas sectors utilize them for their durability and resistance to stress corrosion cracking. Additionally, these bolts are used in construction, desalination plants, and paper mills, ensuring reliable performance in demanding applications.
You’ll find Duplex Steel Bolts 2205 widely used in chemical processing plants, offshore oil and gas platforms, desalination facilities, and marine infrastructure. They’re ideal for securing pipelines, flanges, pressure vessels, structural frameworks, and machinery that face corrosive or high-stress conditions. Their high mechanical strength, paired with excellent corrosion resistance, ensures that joints remain intact and prevents loosening or failure over time. Additionally, Duplex Steel Bolts 2205 are also utilized in industrial manufacturing and renewable energy applications, showcasing their versatility and reliability.
Aria Fasteners is a leading manufacturer and supplier of high-quality fasteners in Hamilton, New Zealand, with over 8 years of experience serving global industries.
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