Home > Duplex Steel > Duplex Steel S32205 Bolts
Santner Nickel Alloys, based in Hamilton, New Zealand, is a trusted manufacturer and supplier of Duplex Steel S32205 bolts. These high-performance bolts are engineered for superior strength, corrosion resistance, and durability, making them ideal for demanding industrial applications. With a precision-engineered dual-phase microstructure, S32205 bolts provide reliable performance in harsh environments, including chemical processing, petrochemical, offshore, and marine industries. Santner Nickel Alloys ensures strict quality control and adherence to international standards, delivering bolts that maintain structural integrity under high pressure, thermal cycling, and corrosive conditions. These bolts are widely used where long-lasting, safe, and robust fasteners are required.
Duplex Steel S32205 bolts are composed of a balanced mixture of iron, chromium, nickel, and molybdenum, with small additions of nitrogen and manganese to enhance strength and corrosion resistance. This dual-phase austenitic-ferritic structure provides high tensile and yield strength, excellent toughness, and superior resistance to pitting, crevice corrosion, and stress-corrosion cracking. S32205 bolts maintain mechanical stability under fluctuating temperatures and high-pressure conditions. Their excellent ductility, fatigue resistance, and weldability make them suitable for critical fastener applications in demanding industrial environments, ensuring long-term reliability and structural integrity.
| Specifications | : | ASTM A 479 ASME SA 479 |
| Standard | : | DIN, ASTM, BS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | : | Hex Head Bolts, Square Bolts, U bolts, Eye bolts, T bolt, Hex Bolt, Lag Bolts, Counter sunk Bolts, Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts. |
|
Grade |
Tensile Strength (MPa) min |
Elongation (% in 50mm) |
Yield Strength 0.2% Proof (MPa) min |
Hardness Rockwell C (HR C) |
|---|---|---|---|---|
|
UNS-S 32205 |
621 |
25 |
448 |
21 max |
| Cr | N | Ni | C | Mn | Si | P | S | Mo | |
|---|---|---|---|---|---|---|---|---|---|
| S32205 | min: 22.0 max: 23.0 | min: 0.14 max: 0.20 | min: 4.5 max: 6.5 | 0.03 max | 2.0 max | 1.0 max | 0.03 max | 0.02 max | min: 3.0 max: 3.5 |
At Olwan Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel S32205 Bolts in Amman, Jordan, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Jordan, 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 bolts are extensively used in chemical processing, petrochemical, oil and gas, offshore, and marine industries due to their high strength and corrosion resistance. They are ideal for securing pipelines, valves, pumps, heat exchangers, pressure vessels, and structural components exposed to chlorides, acids, and harsh industrial conditions. These bolts are also commonly used in water treatment plants, desalination facilities, and high-pressure industrial equipment. Engineers and fabricators rely on S32205 bolts for safe, durable, and maintenance-free fastenings that withstand extreme temperatures, mechanical stress, and corrosive environments, ensuring reliable performance in critical infrastructure and industrial applications.