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Puri Fasteners, a well-respected manufacturer and supplier based in Chennai, specializes in high-performance Hastelloy C276 Stud Bolts that are designed for exceptional durability in the toughest and most corrosive environments. With a strong focus on quality and precision, this company provides stud bolts that adhere to global standards, ensuring they deliver long-lasting performance in critical applications. Their Hastelloy C276 Stud Bolts are a top choice across various industries, including chemical processing, petrochemicals, offshore engineering, marine sectors, and pollution control systems, where resistance to extreme corrosion, high temperatures, and aggressive chemicals is vital for dependable operations.
These Hastelloy C276 Stud Bolts are primarily made from nickel, molybdenum, and chromium, with added tungsten to boost overall corrosion resistance. This unique composition offers remarkable protection against pitting, crevice corrosion, and stress corrosion cracking, even in the harshest conditions. On the mechanical side, these stud bolts showcase impressive tensile strength, stability at high temperatures, and outstanding fatigue resistance. Their strong metallurgical structure guarantees durability, making them perfect for both oxidizing and reducing environments where fasteners need to maintain their integrity over extended operational periods.
| 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 industries that demand reliable fastening solutions capable of enduring severe chemical exposure and high temperatures. They are commonly found in chemical reactors, heat exchangers, evaporators, and pressure vessels due to their ability to resist strong acids and environments rich in chlorides. In the oil and gas industry, these stud bolts are essential for drilling equipment, subsea systems, sour gas applications, and offshore platforms. They also play critical roles in pharmaceutical manufacturing, wastewater treatment facilities, pollution control systems, marine engineering, and high-temperature industrial furnaces, ensuring safe and stable installations even in the most challenging conditions.
At Puri 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.
Puri Fasteners is a leading manufacturer and supplier of high-quality fasteners in Chennai, India, with over 8 years of experience serving global industries.
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