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Lina Fasteners is your go-to manufacturer and supplier of Hastelloy Nuts right in Tunis, Tunisia. They specialize in providing top-notch fastening solutions designed to thrive in extremely corrosive and high-temperature industrial settings. With a strong commitment to precision manufacturing, rigorous quality control, and strict adherence to international standards, they ensure that their products are of superior quality and built to last. The Hastelloy nuts from Lina Fasteners are highly regarded for their outstanding resistance to corrosion, pitting, and stress corrosion cracking, even in the harshest chemical environments. Thanks to their state-of-the-art manufacturing facilities, skilled workforce, and efficient logistics, Lina Fasteners guarantees timely deliveries, competitive pricing, and reliable fastening solutions for industries like chemical, petrochemical, marine, and power generation.
These Hastelloy Nuts are crafted from nickel-based alloys that include chromium, molybdenum, iron, and other elements, depending on the specific grade. This unique composition gives them excellent resistance to both oxidizing and reducing environments. On the mechanical side, Hastelloy nuts boast high tensile and yield strength, impressive toughness, and dependable ductility. They maintain their shape and structural integrity even under high stress, elevated temperatures, and prolonged exposure to aggressive chemicals.
| 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.
You’ll find Hastelloy Nuts widely used in industries where top-notch corrosion resistance and mechanical reliability are a must. They’re commonly found in chemical processing equipment, reactors, heat exchangers, pressure vessels, and acid handling systems. Additionally, they play a crucial role in offshore platforms, marine installations, oil and gas processing units, and pharmaceutical plants. With their remarkable durability, strength, and resistance to corrosion, Hastelloy nuts offer secure and long-lasting fastening solutions, even in the most demanding industrial and chemical environments.
To ensure that the Hastelloy nuts reach the customers in the best condition, Lina Fasteners takes every measure to provide a secure packing. Every nut is packed in protective materials to avoid any harm, rusting, or contamination as it moves from one place to another. Our packaging products include strong cartons and special packaging that is unique to your requirements. Proper labeling and packing also help us ensure that the products are properly arranged and easily identifiable, thus our promise of quality products well packed and in good condition.
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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