Hastelloy Fasteners Manufacturer and Supplier in Dubai, UAE
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Majid Fasteners, a leading manufacturer and supplier based in Dubai, UAE, specializes in premium Hastelloy fasteners designed for the most demanding industrial environments. Renowned for their superior corrosion resistance, durability, and strength, our Hastelloy fasteners are ideal for chemical processing, marine, and high-temperature applications. At Majid Fasteners, we combine advanced manufacturing techniques with strict quality control to ensure every fastener meets international standards. Serving a diverse range of industries across the UAE and beyond, we are committed to delivering reliable, long-lasting fastening solutions tailored to your specific needs, backed by expert guidance and timely service.
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What is Hastelloy Fasteners?
Hastelloy fasteners are engineered from a high-performance nickel-based alloy, primarily composed of nickel, molybdenum, iron, and small amounts of cobalt, manganese, and carbon, providing exceptional resistance to corrosion and chemical attack. Mechanically, they offer high tensile strength, excellent hardness, and remarkable durability even in extreme temperatures and aggressive environments. These properties make Hastelloy fasteners ideal for chemical processing, marine, and high-temperature industrial applications. Designed for reliability and longevity, they ensure secure fastening while maintaining structural integrity under stress, pressure, and corrosive conditions, meeting stringent international standards.
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Hastelloy Fasteners Specifications
| 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. |
Hastelloy Fasteners Chemical Composition
| 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 |
Hastelloy Fasteners Mechanical Properties
| 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 % |
Hastelloy Fasteners Chemical Composition
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Hastelloy Fasteners Uses
Hastelloy fasteners are widely used in industries where resistance to extreme corrosion, high temperatures, and harsh chemical environments is critical. Common applications include chemical processing plants, petrochemical industries, marine engineering, and power generation facilities. They are ideal for securing equipment exposed to acids, alkalis, and saltwater, ensuring long-term durability and safety. These fasteners are also used in aerospace, pharmaceuticals, and offshore oil and gas operations, where reliability under stress is essential. With their superior mechanical strength and corrosion resistance, Hastelloy fasteners provide secure, long-lasting connections in demanding industrial environments.






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