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Hamad Fasteners, based in Riyadh, Saudi Arabia, stands out as a top manufacturer and supplier of corrosion-resistant industrial fasteners. Our Hastelloy C276 Stud Bolts are designed to perform exceptionally well in some of the toughest environments, including chemical processing, marine applications, and pollution control systems. Renowned for their ability to resist a wide variety of corrosive chemicals, these stud bolts are perfect for demanding situations involving strong acids, oxidizers, and environments rich in chlorides. Crafted to meet international standards, Hastelloy C276 fasteners from Hamad Fasteners guarantee durability, mechanical strength, and reliable performance even in the most corrosive conditions.
The composition of Hastelloy C276 Stud Bolts primarily includes nickel (about 57%), molybdenum (15–17%), chromium (14.5–16.5%), along with traces of iron, tungsten, and cobalt. This distinctive blend offers remarkable resistance to strong oxidizers, reducing agents, and localized corrosion issues like pitting and crevice attack. Typically, these bolts boast a tensile strength of around 760–825 MPa and a yield strength close to 350 MPa. Hastelloy C276 retains its mechanical integrity in both oxidizing and reducing environments, making it an excellent choice for high-pressure, high-temperature applications in harsh chemical settings.
| 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 C276 Stud 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 C276 Stud 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.
Hastelloy C276 Stud Bolts find extensive use in flanged joints, reactors, scrubbers, piping systems, and heat exchangers across various industries, including chemical processing, pulp and paper, marine, and wastewater treatment. These bolts are specifically selected for their resilience against harsh chemicals such as hydrochloric acid, sulfuric acid, chlorine gas, and seawater. Their exceptional corrosion resistance and mechanical stability make them the go-to choice for critical connections where failure simply isn’t an option. With Hastelloy C276 fasteners, you can count on secure, long-lasting performance even in the most corrosive environments.
At Hamad Fasteners, our Hastelloy C276 Stud Bolts are meticulously packaged to ensure maximum protection and integrity during transit. Each stud bolt is carefully inspected and individually wrapped to prevent damage and contamination. They are then placed in sturdy, sealed containers to safeguard against environmental factors. Our packaging process prioritizes secure handling and easy identification, ensuring that our high-quality fasteners reach you in optimal condition, ready for immediate use in your demanding applications.
Hamad Fasteners is one of the Industrial suppliers and manufacturers of quality fasteners in Riyadh, Saudi Arabia, that has spent more than 12 years serving various industries.
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