Request For Our Latest Prices On Duplex Steel Bolts in Riyadh, Saudi Arabia!
Hamad Fasteners is a reliable manufacturer and supplier of top-notch fasteners located in Riyadh, Saudi Arabia. We serve industries that demand strength, corrosion resistance, and durability. Our Duplex Steel Bolts are crafted to meet the rigorous requirements of offshore, marine, petrochemical, and structural applications. Renowned for their exceptional mechanical strength and corrosion resistance, these bolts blend the advantages of both austenitic and ferritic stainless steels. At Hamad Fasteners, we take pride in ensuring that every Duplex Bolt is produced to meet global quality standards, delivering high reliability and performance even in the harshest environments.
These Duplex Steel Bolts are made from a unique dual-phase stainless steel alloy that consists of roughly equal parts of austenite and ferrite. Common grades include UNS S31803 and S32205. They boast impressive tensile strength, typically ranging from 620 to 880 MPa, along with excellent yield strength, and they show remarkable resistance to stress corrosion cracking, pitting, and crevice corrosion. These bolts excel in chloride-rich environments and maintain their mechanical stability under high pressure and temperature. Additionally, duplex steel offers good weldability and fatigue resistance, making these bolts perfect for demanding structural applications.
Duplex Steel 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 % |
| Specifications | ASTM A479 & ASME SA479 |
| Standard | DIN, ASTM, BS and all International Standards |
| Length | 3 to 200 MM |
| Duplex Steel Nut and Bolts Size | M3 To M56 3/6″ to 2″ |
| Duplex Steel 2205 Machine Screws Size | M1.6 To M12 |
| Duplex Steel 2205 Washers Size | M3 To M56 3/6″ to 2″ |
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
Duplex Steel Bolts find extensive use in sectors like oil and gas, desalination, chemical processing, pulp and paper, and marine construction. Their high strength-to-weight ratio and outstanding corrosion resistance make them ideal for securing structural elements, pressure vessels, pipelines, and flanges in challenging environments. These bolts are particularly valuable in offshore platforms, seawater systems, and processing plants where chloride stress corrosion is a significant concern. With Duplex Steel Bolts, you can expect long-lasting performance, lower maintenance costs, and superior structural integrity, making them a top choice for both critical and corrosive service conditions.
At Hamad Fasteners, our duplex steel bolts are carefully installed to ensure a safe and secure delivery. Each bolt is individually wrapped with protective material and installed to prevent damage during transit. Our packaging includes clear labeling and barcoding for easy identification and inventory management. We use durable environmentally friendly materials to protect the integrity of the bolts and reduce environmental impact. Count on Hamad Fasteners to deliver your duplex steel bolts in the best possible condition, ready for immediate use.
Hamad Fasteners is one of the Industrial suppliers and manufacturers of quality fasteners in Riyadh, Saudi Arabia, that has spent more than 12 years serving various industries.
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