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Puri Fasteners, a top-notch manufacturer and supplier based in Chennai, specializes in crafting high-quality Hastelloy C22 Nuts that excel in tough, corrosive, and high-temperature settings. Renowned for their precision engineering and durability, these nuts adhere to strict global standards, making them perfect for industries that demand reliable fastening solutions. Puri Fasteners guarantees that each Hastelloy C22 Nut offers remarkable resistance to chemicals and oxidation, making them ideal for critical applications. With a strong emphasis on innovation, quality assurance, and customer satisfaction, the company proudly serves sectors like chemical processing, petrochemicals, pharmaceuticals, and marine engineering with trustworthy and long-lasting fastening products.
Hastelloy C22 Nuts are made from a nickel-chromium-molybdenum alloy, enhanced with tungsten and iron to boost corrosion resistance. This unique blend provides outstanding protection against pitting, crevice corrosion, and stress corrosion cracking in both oxidizing and reducing environments. On the mechanical side, these nuts boast high tensile strength, excellent thermal stability, and impressive fatigue resistance, ensuring they perform reliably even under extreme conditions. Their strong metallurgical properties make them a go-to choice for demanding applications where reliability and longevity are key.
| 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.
These Hastelloy C22 Nuts are widely utilized in industries that need fasteners capable of enduring aggressive chemicals, high temperatures, and corrosive environments. You’ll often find them in chemical reactors, heat exchangers, flue gas scrubbers, evaporators, and pressure vessels, thanks to their exceptional chemical resistance. In the oil and gas industry, these nuts are essential in sour gas environments, offshore platforms, and high-pressure equipment. They also play a vital role in pharmaceutical production units, wastewater treatment systems, pollution control equipment, and marine engineering. Their durability and corrosion resistance are crucial for maintaining the integrity of various applications.
At Puri Fasteners, our Hastelloy C22 nuts are meticulously packaged to maintain their quality and integrity during transit. Each nut is securely wrapped in protective materials to prevent damage. The packaging is designed for durability and ease of handling, ensuring the products arrive in pristine condition. Our commitment to quality extends to our packaging process, which includes clear labeling and efficient stacking to facilitate easy identification and distribution. Trust Puri Fasteners for reliable and well-packaged Hastelloy C22 nuts, delivered to you with care.
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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