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Tanvir Nickel Alloys is a leading manufacturer and supplier of Super Duplex Steel Nuts in Cairo, Egypt. Our Super Duplex Steel Nuts are engineered to provide exceptional strength and durability, making them ideal for high-stress and corrosive environments. With superior resistance to pitting, crevice corrosion, and stress corrosion cracking, these nuts are essential for applications in the oil and gas industry, chemical processing, and marine sectors. Tanvir Nickel Alloys is committed to delivering top-quality products that meet international standards, ensuring reliable performance in critical operations. Our dedication to precision and quality makes us a trusted partner for industries demanding high-performance fastening solutions.
| Standard | : | ASTM A193 / A479, ASME SA193 / A479 |
| Dimension | : | ASTM,DIN, BS,GB, IS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Nut Size | : | M02 to M33 | Custom Sizes |
| Heat Treatment | : | Annealing, Stress Relieving, Case Hardening, Quenching and Tempering. |
| Type | : | Hex Nut, Heavy Hex Nut, Lock Nut, Nylock Nut, Weld Nut, Dome Nut, Flange Nut, Square Nut, Eye Nut etc. |
| C | Cr | Ni | Mo | N | Others |
|---|---|---|---|---|---|
| 0.020 | 25 | 7 | 4.0 | .27 | S=0.001 |
| Ultimate Tensile Strength, ksi | 116 min. |
|---|---|
| 0.2% Offset Yield Strength 0.2%, ksi | 80 min. |
| 0.1% Offset Yield Strength 0.2%, ksi | 91 min. |
| Elongation in 2 inches, % | 15 min. |
| Hardness Rockwell C | 32 max. |
| Impact Energy, ft.-lbs. | 74 min. |
The Super Duplex Steel Nuts crafted by Tanvir Nickel Alloys primarily use UNS S32750 and S32760 grades, known for their balanced duplex microstructure of austenite and ferrite. These nuts boast about 25% chromium, 7% nickel, 4% molybdenum, and nitrogen, which together deliver excellent mechanical strength with tensile values around 800 MPa. They are designed to endure high pressure, extreme temperatures, and corrosive environments, ensuring secure and long-lasting fastening. Available in a variety of thread sizes and standards, these nuts are customized to meet a wide range of industrial needs while providing optimal joint integrity.
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Super Duplex Steel Nuts from Tanvir Nickel Alloys are widely used in industries that demand strong corrosion resistance and mechanical performance. In the oil and gas sector, they are crucial for offshore platforms, pipelines, and pressure vessels that face seawater and harsh chemicals. The marine industry relies on them for shipbuilding and seawater systems, while chemical processing plants and desalination facilities depend on their durability in aggressive environments. Additionally, the construction and power generation sectors utilize these nuts for vital structural connections. Tanvir Nickel Alloys guarantees that their products meet the highest standards for quality and performance.
