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Tanvir Nickel Alloys, a well-respected manufacturer and supplier located in Cairo, Egypt, specializes in high-quality Duplex Steel Stud Bolts that are built for exceptional strength, corrosion resistance, and long-lasting durability. These bolts are meticulously engineered to perform reliably in tough environments where mechanical strength and protection against corrosion are essential. Adhering to international standards, Tanvir Nickel Alloys guarantees top-notch product performance and an extended service life. Catering to a diverse array of industries throughout Cairo, Egypt, the company provides Duplex Steel Stud Bolts that fulfill the rigorous demands of modern industrial and structural applications.
The Duplex Steel Stud Bolts produced by Tanvir Nickel Alloys feature a well-balanced microstructure of austenite and ferrite, with a composition that includes chromium (22%), nickel (5–6%), molybdenum (3%), and nitrogen. This specific chemical makeup offers remarkable resistance to pitting, crevice corrosion, and stress cracking caused by chlorides. On the mechanical side, these bolts showcase high tensile strength, excellent fatigue resistance, and impressive toughness, ensuring they maintain stability and strength even under high pressure and temperature.
| Grade | Duplex Steel UNS S31803 / S32205 |
| Specifications | ASTM A 479 ASME SA 479 |
| Dimension | DIN, ASTM, BS and all International Standards |
| Length | 3mm to 200mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Types | Threaded Rod, Class A double ended stud, Tie Rod, Double Ended Stud, Stud Bolts, Bronze Hex Studs, Threaded Studs etc |
| Duplex Steel Stud Bolts | C | N | P | Si | Mn | Mo | Fe | Cr | S | Ni |
| 1.0 | 0.03 | 0.02 | 2.0 | 3.0 – 3.5 | 22.0 – 23.0 | 0.03 | 4.5 – 6.5 | 0.14 – 0.2 | Bal |
| Duplex Steel Stud Bolts | Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
At Tanvir Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel Stud Bolts in 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.
These Duplex Steel Stud Bolts are widely utilized across various industries in Cairo, Egypt, such as petrochemical, marine, oil and gas, power generation, and desalination plants. They are perfect for assembling pipelines, pressure vessels, flanges, and heat exchangers that operate in corrosive and high-stress conditions. Offering dependable fastening solutions, these bolts ensure safety, structural integrity, and long-term performance. Thanks to their exceptional strength and resistance to corrosion, Duplex Steel Stud Bolts are the go-to choice for critical applications that demand durability and resilience in harsh operational environments.