Olwan Nickel Alloys is a reputable manufacturer and supplier of top-notch Hastelloy Fasteners, proudly based in Amman, Jordan. They cater to a variety of industrial sectors throughout the Middle East and beyond. Renowned for their dedication to quality, the company offers high-performance fastening solutions that can endure extreme operating conditions. With a strong emphasis on quality, precision engineering, and customer satisfaction, Olwan Nickel Alloys ensures their products meet rigorous international standards. Their Hastelloy Fasteners are celebrated for their remarkable durability, corrosion resistance, and reliability, making them the perfect choice for critical applications in chemical processing, power generation, marine engineering, and other demanding industries.
Hastelloy Fasteners are mainly made up of nickel, molybdenum, and chromium, with small amounts of iron, tungsten, cobalt, and manganese added to boost performance. This distinctive alloy composition provides exceptional resistance to pitting, stress-corrosion cracking, and both oxidizing and reducing environments. On the mechanical side, Hastelloy Fasteners showcase high tensile strength, impressive hardness, and excellent thermal stability, allowing them to maintain their integrity under high pressure and extreme temperatures. Their remarkable fatigue resistance and structural reliability make them ideal for heavy-duty operations in corrosive and high-stress 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 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 Olwan Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Hastelloy Fasteners in Amman, Jordan, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Jordan, 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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Hastelloy Fasteners find extensive use in industries where outstanding corrosion resistance and durability are crucial. In chemical processing plants, they secure equipment that faces strong acids, chlorides, and high-temperature reactions. In the oil and gas industry, these fasteners perform reliably in sour-gas conditions, offshore platforms, and high-pressure pipelines. They are also employed in power generation systems, particularly in heat exchangers, boilers, and turbine assemblies.