Olwan Nickel Alloys, based in Amman, Jordan, is a trusted manufacturer and supplier of high-quality Incoloy 825 bolts. Known for their exceptional corrosion resistance, high strength, and durability, these bolts are engineered to perform reliably in the most demanding industrial, chemical, and marine environments. Each bolt is precision-manufactured and undergoes strict quality control to ensure consistent performance and long-term reliability. Industries that require secure and high-performance fastening solutions rely on Olwan Nickel Alloys’ Incoloy 825 bolts, which combine superior alloy properties with dimensional accuracy, making them ideal for chemical, petrochemical, offshore, marine, and high-temperature applications.
Incoloy 825 bolts are made from a nickel-iron-chromium alloy with additions of molybdenum, copper, and titanium, providing outstanding resistance to corrosion, oxidation, and acid attack. These bolts exhibit excellent tensile strength, toughness, and mechanical stability, even under high-temperature and aggressive chemical conditions. Their combination of hardness, flexibility, and durability ensures reliable fastening performance, structural integrity, and long-term service life. Designed for critical industrial applications, Incoloy 825 bolts offer minimal maintenance and consistent mechanical performance, making them suitable for chemical, petrochemical, marine, and offshore environments.
| Specifications | : | ASTM B 425 ASME SB 425 |
| Standard | : | DIN, ASTM, BS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | : | Hex Head Bolts, Square Bolts, U bolts, Eye bolts, T bolt, Hex Bolt, Lag Bolts, Counter sunk Bolts. |
| Grade | C | Mn | Si | Fe | S | Cr | Cu | Ti | |
| Incoloy 825 | min. | – | – | – | 22.0 | – | 19.5 | 1.5 | 0.6 |
| max. | 0.05 | 1.0 | 0.5 | – | 0.015 | 23.5 | 3.0 | 1.2 | |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| Incoloy 825 | Psi – 80,000 , MPa – 550 | Psi – 32,000 , MPa –220 | 30 | – | – |
At Olwan Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Incoloy 825 Bolts 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.
Contact us to get a quick quote for your requirement.
Incoloy 825 bolts are widely used in chemical processing, petrochemical, offshore oil and gas, marine, and power generation industries, where high corrosion resistance and mechanical strength are essential. They are ideal for securing pipelines, pressure vessels, heat exchangers, structural components, and machinery exposed to harsh chemicals and high temperatures. Their durability, mechanical stability, and resistance to stress corrosion make them suitable for long-term, high-stress applications. Engineers and manufacturers rely on Incoloy 825 bolts for safe, reliable, and maintenance-free fastening, ensuring operational efficiency, reduced downtime, and consistent performance in demanding industrial, marine, and offshore processes.
