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Duplex Steel Washers are top-notch fastening components crafted to work seamlessly with bolts and nuts in tough industrial and marine settings. These washers are made from duplex stainless steel, which combines austenitic and ferritic microstructures, giving them outstanding corrosion resistance, strength, and durability. Suppliers like Aria Fasteners in Hamilton, New Zealand, take great care in manufacturing these washers to ensure they have uniform thickness, smooth surfaces, and consistent dimensions. They excel at distributing load, preventing loosening from vibrations, and boosting the lifespan of bolted assemblies. This makes them a must-have in offshore, chemical, and structural applications where reliability and durability are non-negotiable.
The composition of Duplex Steel Washers is roughly equal parts austenite and ferrite, typically including iron, chromium, nickel, and molybdenum. This unique blend offers exceptional resistance to chloride-induced corrosion, pitting, and stress corrosion cracking. On the mechanical side, they showcase high tensile strength, toughness, and stability under heavy loads and high temperatures. Thanks to their corrosion resistance and mechanical performance, Duplex Steel Washers hold their ground even in harsh environments, safeguarding the fastening assembly and prolonging service life.
| Dimension | : | ASTM, DIN, BS, GB, IS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Washer Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Heat Treatment | : | Annealing, Stress Relieving, Case Hardening, Quenching and Tempering. |
| Type | : | Plain Washer, Spring Washer, Tooth Washer, Tapper Washer, Tab Washer, Star Washer etc. |
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 washers are widely used in industrial areas where strength and corrosion resistance are important. They are ideal for marine and coastal environments, medical plants and high-pressure systems. These washers are commonly found in construction, oil and gas plants and power plants, where they are protected by bolts and fasteners in extreme conditions Their durability makes them suitable for use in bridges, pipelines and heavy machinery to ensure reliable operation in harsh environments
These washers find extensive use in offshore platforms, chemical plants, desalination facilities, and marine structures. They’re perfect for evenly distributing the load of bolts and nuts in pipelines, pressure vessels, structural frameworks, and machinery that face chloride-rich or corrosive conditions. In high-pressure and high-temperature scenarios, these washers help prevent loosening, minimize wear on bolted surfaces, and maintain joint integrity. You’ll also see Duplex Steel Washers in action in water treatment, renewable energy, and industrial manufacturing.
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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