Home > Duplex Steel > Duplex Steel S32205 Stud Bolts
Bilal Nickel Alloys, headquartered in Safat, Kuwait, is a trusted manufacturer and supplier of Duplex Steel S32205 Stud Bolts, designed for exceptional mechanical strength, corrosion resistance, and long-term reliability. These stud bolts are engineered to perform in demanding industrial environments, providing secure, leak-free connections in high-pressure, marine, and chemically aggressive applications. With decades of expertise in duplex stainless steels, Bilal Nickel Alloys ensures that every S32205 stud bolt meets stringent quality standards, combining precise engineering with durability. Their commitment to excellence makes these stud bolts a preferred choice for industries requiring robust, corrosion-resistant, and high-performance fastening solutions.
Duplex Steel S32205 Stud Bolts are composed of iron, chromium (~22%), nickel (~5–6%), molybdenum (~3%), and nitrogen, creating a balanced duplex microstructure of ferrite and austenite. This composition provides excellent resistance to pitting, crevice corrosion, and stress corrosion cracking, while offering high tensile strength, hardness, and ductility. Mechanically, S32205 stud bolts maintain structural integrity under high-pressure and elevated-temperature conditions. Their robust microstructure ensures dimensional stability, long-term durability, and chemical resistance, making them ideal for critical industrial applications where both mechanical strength and corrosion protection are required.
| 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 |
S32205 | 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 % |
S32205 | 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 |
At Bilal Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel S32205 Stud Bolts in Safat, Kuwait, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Kuwait, 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.
Duplex Steel S32205 Stud Bolts are widely used in chemical processing, petrochemical, oil and gas, marine, and offshore industries, where both corrosion resistance and mechanical performance are critical. They are ideal for fastening components in piping systems, reactors, pressure vessels, structural assemblies, and industrial machinery exposed to seawater, chlorides, and harsh chemicals. These bolts are also employed in power generation, desalination plants, and specialized industrial equipment, providing secure, leak-free, and durable connections. Engineers rely on S32205 stud bolts whenever structural integrity, chemical durability, and long-term reliability are required, making them indispensable for demanding industrial operations.
