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Hastelloy C22 Nuts are top-notch fasteners crafted for tough industrial and chemical settings, delivering outstanding strength, reliability, and resistance to corrosion. These nuts are made from the nickel-molybdenum-chromium Hastelloy C22 alloy, which means they hold up remarkably well even when faced with harsh chemicals, high temperatures, and challenging operating conditions. Suppliers in Hamilton, New Zealand, like Aria Fasteners, guarantee that these nuts adhere to rigorous engineering standards, featuring precise threading, uniform dimensions, and dependable performance. They pair perfectly with Hastelloy C22 bolts and washers, ensuring secure and long-lasting assemblies in critical applications across the chemical, marine, and high-temperature sectors.
The composition of Hastelloy C22 Nuts primarily includes nickel, along with molybdenum and chromium, which grants them exceptional resistance to both oxidizing and reducing agents, as well as pitting and stress corrosion cracking. On the mechanical side, these nuts boast high tensile strength, toughness, and dimensional stability, even when the heat is on. They reliably bear loads and resist deformation under heavy clamping forces. This blend of chemical resistance and mechanical durability makes Hastelloy C22 Nuts a go-to choice in aggressive environments where standard stainless steel or carbon steel fasteners might falter, ensuring long-term reliability and safety.
| Specifications | ASTM B574 / ASME SB574 |
|---|---|
| Fasteners size | Bolt / Screw Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes Nuts Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes Washers Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes Machine Screws Size : M1.6 – M12 Self Tapping Screw Size : No.2 – No. 14 |
| Fasteners Length | 3 mm to 200 mm |
| Fastener Threads | UNF, BSW, BSF, METRIC, UNC or as required |
| Standard of High Nickel Alloy Fasteners | DIN : DIN 934, DIN 931, DIN 970, DIN 933 UTS : UNEF, NPT, UNC, UNS, UNF, NPTF ISO : JIS standards, ISO 4033, ISO 4032, ANSI – American National Standards Institute ASME B18.5 ANSI B 28.2.4 1M as per defined in ASME B16.5 standard Stud Bolt length ANSI B 18.2.4 2M as per defined in ASME B18.2.2 Hex nuts |
| Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
| Surface Coating | Ptfe Coated High Nickel Alloy Fasteners Phosphate Coating Teflon Coating Zinc Coating Hot Dipped Galvanizing Coating Cadmium Coating Xylon Coating |
| Fasteners Finishing | High Nickel Alloy : Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), High Nickel Alloy, Sherardized, some special one like DACROMET Geometry and Mechanically Applied coating ,Dacroment, nickel plated, anodizing, plated zinc-nickel Zinc (blue, black, yellow, white), black oxide. |
| Grade | C | Mn | Si | Co | S | Ni | Cr | Fe | Mo | W | V | P |
| Hastelloy Fasteners | 0.010 max | 1.0 max | 0.08 max | 2.5 max | 0.03 max | Bal | 14.5 – 16.5 | 4 – 7 | 15 – 17 | 3 – 4.5 | 0.35 max | 0.04 max |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Hastelloy Fasteners | 8.89 g/cm3 | 1370 °C (2500 °F) | Psi – 1,15,000 , MPa – 790 | Psi – 52,000 , MPa – 355 | 40 % |
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Hastelloy C22 nuts are ideal for use in industries requiring high resistance to corrosion and extreme environments. They are commonly used in chemical processing, petrochemical, and marine applications, where they withstand exposure to acids, chlorides, and high temperatures. These nuts are crucial in applications involving harsh chemicals, high-temperature environments, and aggressive conditions, such as in reactors, heat exchangers, and pollution control equipment. Their durability ensures reliable performance and long-term service in demanding settings.
You’ll find Hastelloy C22 Nuts widely utilized in chemical processing, petrochemical plants, marine equipment, and other industries that demand fasteners capable of withstanding extreme corrosion. They’re perfect for securing bolts in piping systems, pressure vessels, heat exchangers, and tanks that come into contact with acids, chlorides, and other aggressive substances. Their resilience in high-temperature and high-pressure situations guarantees joint integrity and helps prevent leaks. These nuts also see action in pharmaceutical, offshore, and food processing 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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