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Aria Fasteners, located in Hamilton, New Zealand, is a reputable manufacturer and supplier of top-notch Duplex Steel Fasteners designed for tough industrial, marine, and chemical applications. With a strong focus on precision engineering, adherence to international standards, and thorough quality control, they cater to sectors like oil and gas, petrochemical, marine engineering, and power generation. Their fasteners are known for outstanding mechanical strength, impressive corrosion resistance, and long-lasting durability, even in the harshest environments. Thanks to their dedication to technical expertise, prompt delivery, and customer satisfaction, Aria Fasteners has established itself as a leading global supplier of high-performance Duplex Steel fastening solutions.
Duplex Steel Fasteners are crafted from a unique blend of duplex stainless steels, which combine austenitic and ferritic microstructures to deliver exceptional strength and corrosion resistance. These fasteners boast high tensile strength, excellent fatigue resistance, and remarkable protection against stress corrosion cracking and pitting. They are particularly well-suited for chloride-rich and highly corrosive environments, making them perfect for marine, chemical, and offshore applications. Through heat treatment and precise manufacturing, these fasteners achieve consistent mechanical properties and dimensional accuracy, ensuring secure and reliable connections in critical assemblies where both performance and corrosion resistance are vital.
| 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 % |
| Grade | YS (MPa) | UTS (MPa) | % Elongation | Hardness(BHN) |
| UNS S32750 | 550 min. | 795 min. | 15 min. | 310 max. |
| UNS S32760 | 550 min. | 750 min. | 25 min. | 270 max. |
| Specifications | : | ASTM A182 / ASME SA182 |
| Size | : | 1/8″ NB TO 24″ NB |
| Standards | : | ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
| Class / Pressure | : | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Standard | : | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
| Grades | : | S31803 / S32205 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F6 |
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 fasteners are widely used in applications requiring high strength and corrosion resistance. Ideal for marine applications, offshore platforms, chemical plants, oil and gas systems due to durability in harsh environments These fasteners protect critical components in high pressure and high temperature environments, including pipelines, reactors and structural framework ensuring, and reducing maintenance costs
In industries that demand high mechanical strength, corrosion resistance, and long-term reliability under extreme conditions, Duplex Steel Fasteners are a go-to choice. You’ll often find them in pipelines, pressure vessels, heat exchangers, flanged joints, offshore platforms, and chemical processing equipment. Their ability to resist pitting, crevice corrosion, and stress corrosion cracking guarantees dependable operation, making them essential for various applications.
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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