Adarsh Nickel Alloys stands out as a reliable manufacturer and supplier based in Delhi, specializing in top-notch Hastelloy fasteners that are crafted for secure and dependable performance in tough, corrosive industrial settings. These fasteners are made from high-quality Hastelloy alloys and are precision-engineered to ensure they deliver exceptional strength, precise threading, and long-lasting durability. Adarsh Nickel Alloys offers a variety of Hastelloy fasteners in different sizes, types, and custom specifications to cater to a wide range of industrial needs. With a strong commitment to quality control and compliance with international standards, the company provides trustworthy fastening solutions that can handle high temperatures, high pressures, and chemically aggressive environments.
Hastelloy fasteners are crafted from nickel-based alloys that include chromium, molybdenum, and iron, which give them remarkable corrosion resistance and mechanical strength. This unique blend makes them highly resistant to pitting, crevice corrosion, stress corrosion cracking, and chemical attacks in both oxidizing and reducing conditions. On the mechanical side, Hastelloy fasteners boast high tensile and yield strength, impressive toughness, good ductility, and reliable creep resistance even at elevated temperatures. They maintain their shape and mechanical integrity under intense thermal and mechanical stress.
| 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 % |
At Adarsh Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Hastelloy Fasteners in Delhi, India, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the India, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
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These fasteners find extensive use in industries such as chemical processing, oil and gas, petrochemical, power generation, and marine applications. They are perfect for securing pipelines, reactors, heat exchangers, pressure vessels, and other equipment that come into contact with harsh chemicals and extreme temperatures. Thanks to their outstanding corrosion resistance, mechanical strength, and durability, Hastelloy fasteners ensure safe and reliable assembly, a long service life, and minimal maintenance, making them vital components in critical industrial applications.