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Mazin Fasteners stands out as a top manufacturer and supplier of Hastelloy C22 Bolts, proudly based in Muscat, Oman. We specialize in delivering high-performance fastening solutions tailored for the toughest industrial environments, especially those that are highly corrosive. Our bolts are crafted with precision to ensure they provide exceptional strength, durability, and resistance to harsh chemicals and extreme temperatures. At Mazin Fasteners, we produce Hastelloy C22 bolts in line with international standards, utilizing cutting-edge manufacturing techniques and rigorous quality control. With a commitment to reliability, quality, and prompt delivery, we cater to critical industries throughout Oman and the Middle East, offering long-lasting and trustworthy fastening solutions.
Our Hastelloy C22 bolts are made from a unique nickel-chromium-molybdenum-tungsten alloy, specifically designed to excel in resisting corrosion in both oxidizing and reducing environments. This special composition gives them remarkable resistance to pitting, crevice corrosion, and stress corrosion cracking, even in the most aggressive chemical settings. These bolts not only boast excellent tensile and yield strength but also good ductility and high toughness. Hastelloy C22 maintains consistent mechanical properties across a broad temperature range, ensuring dependable performance even under extreme chemical, thermal, and mechanical stress.
| 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 C22 Bolts | 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 C22 Bolts | 8.89 g/cm3 | 1370 °C (2500 °F) | Psi – 1,15,000 , MPa – 790 | Psi – 52,000 , MPa – 355 | 40 % |
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.
You’ll find Hastelloy C22 bolts widely used in industries that face severe chemical corrosion, high temperatures, and intense pressures. They are essential in sectors like chemical processing, petrochemical, oil and gas, pharmaceuticals, and pollution control. Common applications include reactors, pressure vessels, heat exchangers, piping systems, and flanged joints that handle highly corrosive materials. Thanks to their outstanding corrosion resistance, mechanical strength, and durability, these bolts guarantee a long service life, operational safety, and minimized maintenance in critical and high-stress industrial settings.
At Mazin Fasteners, we ensure that our Hastelloy C276 Bolts are installed with the highest level of care to maintain their quality and integrity. Each bolt is individually wrapped with protective and corrosion-resistant coatings to prevent damage during transport. We use sturdy and weatherproof boxes with clearly labeled product information for easy identification. Our packaging products are designed to withstand harsh shipping conditions, ensuring that your Hastelloy C276 bolts arrive in perfect condition, ready for immediate use quite. Custom packaging is also available to meet specific needs.
Mazin Fasteners is a leading manufacturer and supplier of high-quality fasteners in Muscat, OMAN, with over 8 years of experience serving global industries.
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