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Aria Fasteners, located in Hamilton, New Zealand, is a well-respected manufacturer and supplier of top-notch Super Duplex Steel Bolts S32750. They’re recognized for crafting high-strength, corrosion-resistant fastening solutions, delivering bolts that are designed to perform reliably even in the toughest industrial settings. With a commitment to strict quality controls and adherence to global standards, Aria Fasteners ensures that every S32750 bolt provides outstanding durability and operational safety. Their dedication to customer satisfaction, prompt delivery, and competitive pricing has made them a go-to source for clients in need of sturdy fastening products for marine, offshore, petrochemical, and heavy engineering applications.
Super Duplex Steel Bolts S32750 are made from a high-alloy blend that includes elevated levels of chromium, molybdenum, and nitrogen, giving them excellent resistance to pitting, crevice corrosion, and chloride stress corrosion cracking. The unique duplex austenitic-ferritic microstructure guarantees superior mechanical strength and improved toughness. These bolts boast high tensile and yield strength, impressive fatigue performance, and stability across a range of temperatures. The combination of corrosion resistance and mechanical strength makes S32750 bolts ideal for extreme service conditions where standard stainless steels just can’t hold up against harsh environments.
| 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″ |
| Tensile Strength(MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) | Hardness Rockwell C (HR C) | |
| Super Duplex Steel Bolts | 760 | 550 | 15 | 32 Max |
| 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 % |
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.
Super Duplex Steel Bolts S32750 are widely used in demanding environments due to their exceptional strength and corrosion resistance. They are ideal for applications in chemical processing, offshore oil and gas, and marine industries. Their high tensile strength makes them suitable for securing heavy machinery, flanged joints, and structural supports. These bolts excel in resisting pitting, crevice, and stress corrosion cracking, ensuring durability and reliability in extreme temperatures and aggressive environments.
Super Duplex Steel Bolts S32750 find their place in various industries that need fastening components capable of withstanding high stress, corrosive media, and temperature fluctuations. They are commonly used in offshore oil and gas platforms, subsea equipment, desalination systems, shipbuilding, and chemical processing plants. These bolts ensure secure and long-lasting connections in pump systems, valve assemblies, pressure vessels, pipeline structures, and heavy-duty machinery. Their exceptional performance makes them a reliable choice for demanding 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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