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Lina Fasteners is a trusted manufacturer and supplier located in Tunis, Tunisia, specializing in high-quality Hastelloy C276 Washers designed for harsh and corrosive environments. With state-of-the-art manufacturing facilities and rigorous quality control measures, Lina Fasteners ensures that their washers meet international standards and the demanding needs of various industries. They cater to clients worldwide in sectors like chemical processing, oil and gas, power generation, and marine applications. By prioritizing precision, material traceability, and consistent performance, Lina Fasteners provides tailored solutions, competitive pricing, and reliable logistics, making them a go-to partner for projects that require exceptional corrosion resistance, strength, and long-term reliability.
Hastelloy C276 Washers are crafted from a nickel-chromium-molybdenum alloy with added tungsten, specifically engineered for outstanding corrosion resistance. This alloy typically boasts a high nickel content, along with around fifteen to sixteen percent chromium and fifteen to seventeen percent molybdenum. In terms of mechanical properties, these washers deliver impressive tensile strength, high yield strength, and remarkable resistance to pitting, crevice corrosion, and stress corrosion cracking. They maintain their mechanical integrity even at elevated temperatures, show good ductility, and perform reliably under challenging chemical, thermal, and pressure conditions in demanding industrial settings.
| 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 industries that deal with aggressive chemicals and extreme operating conditions. They are commonly found in chemical processing equipment, reactors, heat exchangers, and pressure vessels. These washers are widely employed in the oil and gas sector, petrochemical plants, pollution control systems, and the pulp and paper industry. Additionally, they are well-suited for flue gas desulfurization units and waste treatment facilities, proving their versatility and reliability in various applications where durability and performance are crucial.
Lina Fasteners is a leading manufacturer and supplier of high-quality fasteners in Tunis, Tunisia, with over 8 years of experience serving global industries.
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