Tanvir Nickel Alloys is a well-respected manufacturer and supplier located in Cairo, Egypt, specializing in high-quality Incoloy 825 Fasteners that are built to perform exceptionally in tough environments. The company has earned a solid reputation for its precision engineering, cutting-edge manufacturing processes, and unwavering commitment to quality. Their Incoloy 825 Fasteners are known for outstanding corrosion resistance, durability, and strength, making them perfect for industries like chemical processing, marine, and oil and gas. By strictly following international standards, Tanvir Nickel Alloys ensures that each product offers long-lasting reliability and efficiency, even in high-temperature and corrosive settings.
These Incoloy 825 Fasteners are primarily made up of nickel (38–46%), iron (22%), and chromium (19.5–23.5%), with additional elements like molybdenum, copper, and titanium to boost corrosion resistance. This combination provides excellent protection against acids and oxidizing agents. The fasteners boast a tensile strength of around 550 MPa, a yield strength of about 220 MPa, and an elongation rate of 30–40%. They maintain remarkable mechanical integrity, toughness, and thermal stability, even when faced with high-stress and high-temperature situations.
Standard : DIN, ASTM, BS and all International Standards
Size : 3 mm to 200 mm
Bolt / Screw Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Nuts Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Washers Size : M1 – M64 | #4 to 3″ | Custom Sizes
Length : M02 to M33
Types : Nuts, Bolts, Screws, Sockets, Studs, Screw, Hex Set Screw, Socket Screw, Cap Screw, Pan Head Screw, Machine Screw, Socket Head Cap Screw, Allen Cap screw, Wing Screw, Washers, Spring Washers, Studs, Anchors, Marine Anchors, Nut, Hexagon Nut, Hex Nut, Hex Coupling Nut, Hex Domed Cap Nuts, Square Nut, Stud Bolts, Hex Head Bolts, Socket Hexagon Head Screw Anchor Bolt, U-Bolts, J Bolts, Mushroom Head Square Neck Bolts, T-Head Bolts, Wing Screw, Eye Bolt, Foundation Bolts, Structural Bolts.
| Grade | C | Mn | Si | Al | S | Cr | Cu | Ni | Fe | Ti |
| Incoloy 825 | 0.05 max | 1.00 max | 0.05 max | 0.02 max | 0.03 max | 19.50-23.50 | 1.50-3.00 | 38.0-46.0 | 22.0 min | 0.06 – 1.20 |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Incoloy 825 | 8.14 g/cm3 | 1400 °C (2550 °F) | Psi – 80,000 , MPa – 550 | Psi – 32,000 , MPa – 220 | 30 % |
At Tanvir Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Incoloy 825 Fasteners Cairo, Egypt, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Egypt, 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 Fasteners are commonly utilized in industries that require exceptional corrosion resistance and durability. They are particularly suited for chemical processing plants, heat exchangers, condensers, and piping systems that deal with acidic or seawater environments. In marine applications, you’ll find them in shipbuilding, offshore platforms, and desalination units. Moreover, these fasteners are also used in pollution control, power generation, and oil and gas sectors, where they deliver reliable fastening solutions that resist pitting, crevice corrosion, and stress cracking, even under extreme operational conditions.
