Home > Duplex Steel > Duplex Steel S32205 Bolts
Duplex Steel S32205 bolts are well-known for their remarkable blend of strength and resistance to corrosion, making them perfect for tough industrial settings. Crafted from a high-performance duplex stainless steel grade, these bolts deliver outstanding mechanical stability, impressive pitting resistance, and reliable performance in chloride-heavy environments. Their unique dual-phase microstructure enhances durability, making them a go-to choice for applications that demand reliability under intense stress. Industries like oil and gas, petrochemical, marine, and construction depend on S32205 bolts for secure fastening in critical systems. Their long-lasting service life and consistent performance make them a top choice worldwide.
Duplex Steel S32205 bolts are made up of about 22% chromium, 5–6% nickel, 3% molybdenum, and carefully controlled nitrogen additions to boost mechanical strength. This specific composition creates a balanced ferritic–austenitic microstructure, which gives the bolts impressive tensile and yield strength. They show excellent resistance to pitting, crevice corrosion, and stress-corrosion cracking. S32205 bolts also maintain strong hardness, fatigue resistance, and stability even at high temperatures. Their exceptional mechanical properties make them ideal for environments with high pressure, dynamic loads, and corrosive media, ensuring they remain reliable in critical applications over time.
| 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 Bilal Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel S32205 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 bolts are widely utilized in industries where outstanding strength and corrosion resistance are crucial. In offshore and marine settings, they secure structural components that face exposure to seawater and high salinity. Oil and gas facilities rely on them for pipelines, wellhead equipment, and subsea systems, ensuring safety and durability in challenging conditions. Additionally, these bolts are essential in petrochemical plants and construction projects, where their robust performance is vital for maintaining the integrity of critical structures. Their versatility and reliability make them a preferred choice across various demanding applications.