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Ramu Fasteners is a reputable manufacturer and supplier of Hastelloy C276 Washers based in Hyderabad, specializing in high-performance fastening solutions tailored for harsh and corrosive industrial settings. With cutting-edge manufacturing processes and rigorous quality control measures, the company guarantees exceptional dimensional accuracy, consistency, and long-lasting reliability. Ramu Fasteners offers Hastelloy C276 washers in a variety of sizes and thicknesses to comply with international standards and meet customer needs. Renowned for their remarkable corrosion resistance and durability, these washers are perfect for critical applications in the chemical processing, petrochemical, and marine sectors.
Hastelloy C276 is a nickel-molybdenum-chromium alloy enriched with tungsten, crafted for superior resistance to severe corrosion. This alloy boasts high concentrations of nickel and molybdenum, which provide excellent protection against pitting, crevice corrosion, and stress corrosion cracking. Hastelloy C276 washers demonstrate impressive tensile strength, high toughness, and outstanding fatigue resistance. They maintain their mechanical integrity even under high temperatures and aggressive chemical conditions, ensuring reliable load distribution and a long service life in extreme environments.
| 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 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 C276 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 washer is used in high temperature environments, such as chemical processing, air space, and marine applications. Ideal for use in reactors, heat exchangers and exhaust systems where resistance to oxidizing agents and extreme conditions are critical These washers are used in the oil and gas industry, the pulp and paper industry and the pharmaceutical industry to promote safe, reliable sealing of critical assembly equipment’s.
Hastelloy C276 Washers find extensive use in scenarios that involve extreme chemical exposure and corrosive conditions. They are commonly utilized in industries such as chemical processing, petrochemical plants, oil and gas, pulp and paper, and marine applications. These washers work alongside bolts and nuts to evenly distribute loads and safeguard surfaces in reactors, heat exchangers, pressure vessels, pumps, and valves. Their exceptional resistance to acids, chlorides, and high-temperature corrosion makes them ideal for critical fastening assemblies, ensuring secure and reliable connections.
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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