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Puri Fasteners stands out as a top manufacturer and supplier in Chennai, known for its high-quality Hastelloy C276 Nuts that excel in tough, corrosive environments. With a keen emphasis on precision engineering and strict adherence to international standards, the company guarantees that each nut boasts exceptional durability, strength, and resistance to corrosion. By leveraging cutting-edge manufacturing technology and thorough quality checks, Puri Fasteners caters to the diverse needs of industries like chemical processing, marine, petrochemical, and power generation. With dependable service, prompt delivery, and customer-focused solutions, Puri Fasteners has earned its reputation as a reliable supplier of Hastelloy C276 fastening components.
Hastelloy C276 Nuts are crafted from a nickel-molybdenum-chromium alloy, enhanced with tungsten, which provides remarkable resistance to pitting, crevice corrosion, and stress-corrosion cracking. The unique chemistry of this alloy ensures excellent stability in both oxidizing and reducing conditions. On the mechanical side, C276 nuts offer impressive tensile and yield strength, along with great ductility and resilience even in extreme temperatures. Their outstanding corrosion resistance against chlorides, acids, and wet chlorine environments makes them perfect for demanding industrial applications that require reliable performance and lasting structural integrity.
| 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 % |
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 Nuts find their place in industries where top-notch corrosion resistance and high mechanical strength are essential. They are commonly used in chemical processing plants, flue gas desulfurization systems, and pollution control equipment, thanks to their ability to endure aggressive media. In marine and offshore applications, these nuts provide long-lasting stability in seawater and salt-laden environments. Additionally, they are favored for use in pressure vessels, heat exchangers, reactors, and high-temperature systems, making them a go-to choice for various challenging industrial settings.
Puri Fasteners ensures secure and efficient packaging of Hastelloy C276 nuts to maintain their high quality and integrity. Each nut is individually inspected and carefully packed in durable, moisture-resistant materials to prevent damage during transit. Our packaging is designed to protect against contamination and physical impact, with clear labeling for easy identification. Whether in bulk or custom-sized packages, our approach ensures that the Hastelloy C276 nuts arrive at your facility in optimal condition, ready for immediate use in 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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