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Ramu Fasteners is a reputable manufacturer and supplier of Hastelloy C22 Fasteners based in Hyderabad, providing top-notch fastening solutions for highly corrosive and demanding industrial settings. With state-of-the-art manufacturing facilities and rigorous quality control measures, the company guarantees precision, consistency, and long-lasting reliability in every product. Ramu Fasteners produces Hastelloy C22 fasteners in a variety of forms, sizes, and specifications to comply with international standards. Renowned for their exceptional corrosion resistance and impressive mechanical strength, these fasteners find extensive use in critical applications across the chemical, petrochemical, and marine sectors.
Hastelloy C22 is a nickel-chromium-molybdenum alloy enriched with tungsten, crafted for outstanding corrosion resistance. Its high chromium content delivers remarkable protection against pitting, crevice corrosion, and stress corrosion cracking. Hastelloy C22 fasteners boast excellent tensile and yield strength, good toughness, and stability even at elevated temperatures. They maintain their mechanical integrity in both oxidizing and reducing environments, making them perfect for handling highly aggressive chemicals and extreme service conditions.
| 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 C22 Fasteners are essential in applications where corrosion resistance is required and in extreme environments. Widely used in the pharmaceutical industry, oil refineries, and marine applications involving exposure to aggressive chemicals and high temperatures These packaging materials are also used in aerospace and electricity generation for critical applications requiring exceptional durability and performance. Their reliability under extreme conditions makes them suitable for a variety of applications requiring durable and flexible docking solutions.
Hastelloy C22 Fasteners are widely utilized in industries where robust corrosion resistance is crucial. Typical applications include chemical processing plants, petrochemical refineries, oil and gas facilities, pulp and paper mills, and marine environments. They are employed in reactors, heat exchangers, pressure vessels, piping systems, pumps, and valves that come into contact with aggressive chemicals. Their ability to withstand chlorides, acids, and high-temperature corrosion makes them ideal for critical fastening assemblies. Hastelloy C22 fasteners ensure a long service life, lower maintenance needs, and enhanced reliability.
Ramu Fasteners is a leading manufacturer and supplier of high-quality fasteners in Hyderabad, India, with over 8 years of experience serving global industries.
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