Aisha Nickel Alloys stands out as a trusted manufacturer and supplier of Inconel 625 fasteners in Muscat, Oman, serving a variety of sectors including oil and gas, petrochemical, marine, power, and industrial. With state-of-the-art manufacturing facilities and rigorous quality control measures, the company ensures that every product meets high standards of precision and consistency, adhering to international guidelines. Aisha Nickel Alloys provides a comprehensive selection of bolts, nuts, studs, washers, and custom fasteners, all engineered for exceptional strength, corrosion resistance, and longevity, making them reliable solutions for critical applications in challenging environments both in Oman and around the globe.
Inconel 625 fasteners are mainly composed of nickel (58-63%) and chromium (20-23%), supplemented with molybdenum (8-10%) and niobium (3.15-4.15%) This alloy for industrial exceptional properties , including high strength , outstanding resistance to oxidation, corrosion and high temperature conditions Its resistance to pitting and stress corrosion cracking makes it ideal for harsh conditions. The alloy retains its strength at elevated temperatures and provides excellent fatigue and thermal-fatigue resistance. These features make Inconel 625 fasteners suitable for harsh air, space, marine and chemical applications.
| Standard | ASTM A193,A194 / ASME SA193,SA194 |
| Standard | DIN, ASTM, BS and all International Standards |
| Length | 3 mm to 200 mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Grade | Ni | Cr | Fe | C | Mn | Si | Mo | Co | Al | Ti | Nb + Ta | P | S |
| Inconel 625 | 58.0 min | 20.0 – 23.0 | 5.0 max | 0.10 max | 0.50 max | 0.50 max | 8.0 – 10.0 | 1.0 max | 0.40 max | 0.40 max | 3.15 – 4.15 | 0.015 max | 0.015 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.4 g/cm3 | 1350 °C (2460 °F) | Psi – 135,000 , MPa – 930 | Psi – 75,000 , MPa – 517 | 42.5 % |
The Inconel 625 fasteners produced by Aisha Nickel Alloys are crafted from a nickel-chromium-molybdenum alloy, enhanced with niobium, which offers remarkable resistance to corrosion and oxidation. This alloy boasts impressive tensile and yield strength, excellent fatigue resistance, and outstanding toughness across a broad temperature spectrum. These fasteners are designed to withstand pitting, crevice corrosion, and stress-corrosion cracking, ensuring mechanical stability even under extreme pressure, thermal stress, and chemical exposure. This makes them ideal for harsh industrial conditions where durability, safety, and long-term performance are essential.
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Aisha Nickel Alloys’ Inconel 625 fasteners find extensive use in environments that face high temperatures, corrosive substances, and mechanical stress. They are frequently utilized in offshore platforms, oil and gas pipelines, refineries, chemical processing facilities, heat exchangers, power generation systems, marine equipment, and aerospace assemblies. Their exceptional resistance to seawater, acids, and tough conditions significantly reduces maintenance needs and the risk of failures, ensuring secure fastening in critical joints. These fasteners are key to delivering reliable, efficient, and durable performance in demanding industrial projects throughout Oman and beyond.
