Request For Our Latest Prices On Duplex Steel Nuts in Canberra, Australia!
At Hazlewood Fasteners in Canberra, Australia, our Duplex steel nuts are engineered for environments where corrosion, aggressive chemistry, and relentless mechanical stress test every component. Leveraging a superior dual-phase austenitic-ferritic structure, these nuts deliver formidable strength with exceptional resistance to chloride-driven attack and environmental fatigue. From harsh coastal zones to chemically intense industrial plants, they provide secure, immovable locking power in conditions that overwhelm conventional stainless steels. When your assemblies demand fastening hardware that stands fearless against saltwater, acids, pressure, and time, Hazlewood’s Duplex steel nuts anchor your systems with unyielding industrial authority and endurance.
Duplex steel nuts are manufactured from a precision-balanced chromium-nickel-molybdenum alloy microstructure, combining the tensile power of ferritic steels with the corrosion-resistant sophistication of austenitic grades. They offer nearly double the strength of standard stainless steel, outstanding resistance to pitting and stress-corrosion cracking, and high toughness even in sub-zero temperatures. Their robust metallurgical design ensures long-term thread integrity, superior fatigue resistance, and steadfast locking performance in chloride-rich, chemical-laden, and high-pressure environments, making them a powerhouse fastening choice for extreme-service applications.
| Duplex Steel Nuts | 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 nuts are deployed wherever chloride-heavy, abrasion-intense, and chemically volatile environments demand uncompromising fastening reliability. They reinforce assemblies in desalination systems, marine structures, offshore platforms, chemical processing units, pulp & paper plants, heat-exchanger frameworks, and fluid-handling networks. Ideal for pumps, valves, structural frames, pipeline flanges, and pressure-vessel hardware, they resist galling, corrosion, and mechanical fatigue under relentless operational duty. In coastal infrastructure, petrochemical plants, and industrial zones where corrosion and stress collide, Duplex nuts deliver long-life fastening stability and dependable sealing strength.
Hazlewood Fasteners use duplex steel frames that are carefully installed to ensure optimal safety and comfort. Each nut is carefully encased in hard clear waste materials to ensure quality and prevent damage during transport. Our packaging includes clear labels with detailed information for easy identification and handling. Designed to withstand shipping conditions, our packaging assures that double-sided steel frames arrive in pristine condition, ready to be shipped will be readily used in complex mechanical applications. Count on Hazlewood Fasteners for reliable and safe fastening.
Hazlewood Fasteners is a leading manufacturer and supplier of high-quality fasteners in Canberra, Australia, with over 8 years of experience serving global industries.
©2024 Hazlewood Fasteners All Rights Reserved.
