Chuck Metals stands out as a top manufacturer and supplier of Duplex Steel S32205 Forgings in Singapore, delivering robust, corrosion-resistant forged components to various industries throughout Pulau Ujong and the Southeast Asian region. Renowned for their remarkable mechanical properties and outstanding resistance to corrosion, S32205 forgings are a go-to choice for challenging operating conditions. Crafted to meet international standards like ASTM A182, these forgings come in various forms, including rings, shafts, flanges, discs, and custom-engineered parts designed to fit specific industry requirements.
Duplex Steel S32205 boasts a well-balanced dual-phase microstructure, featuring around 22% chromium, 5–6.5% nickel, 3–3.5% molybdenum, and nitrogen, which together enhance its strength and corrosion resistance. With a yield strength of approximately 450–620 MPa and tensile strength between 620–900 MPa, S32205 forgings excel in resisting pitting, crevice corrosion, and chloride stress corrosion cracking, particularly in marine and chemical settings.
| Specifications | ASTM A182, ASME SA182 |
|---|---|
| Standard | DIN, ASTM, BS and all International Standards |
| Flat bar blocks | up to 27″ width and 15,000 lbs |
| Cylinders and sleeves | up to 50″ maximum O.D. and 65″ maximum length |
| Discs and hubs | up to 50″ diameter and 20,000 lbs |
| Rolled, hand forged or mandrel forged rings | up to 84″ maximum O.D. and 40″ maximum length |
| Rounds, shafts and step shafts | up to 144″ maximum length and 20,000 lbs |
| Forging Types | Impression Die Forging, Open Die Forging, Seamless Rolled Forging, Hot Forging, Cold Forging, Open die hammer forging, Impression die drop forging, Closed Die Forging, Press Forging, Upset Forging, Compression Forging, Swaging, Rotary Forging, Roll forging. |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S32205 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 21.0 – 23.0 | 2.50 – 3.50 | 4.50 – 6.50 | 0.8 – 0.20 | 63.54 min |
| Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
| S32205 | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
| STANDARD | WERKSTOFF NR. | UNS | SAF |
| Duplex Steel S32205 | 1.4462 | S32205 | 2205 |
Duplex Steel S32205 forgings are available in various sizes, including round, square, and custom shapes. They can range from small to large diameters and lengths, depending on application requirements.
Yes, S32205 Duplex Steel forgings are highly resistant to corrosion, particularly in chloride-rich environments. They offer excellent resistance to pitting, crevice, and stress corrosion cracking, making them ideal for harsh conditions.
The maximum operating temperature for Duplex Steel S32205 forgings is typically around 300°C (572°F). Beyond this, the material's strength and corrosion resistance may degrade due to sensitization and phase changes.
These forgings find extensive use in sectors like oil & gas, desalination, chemical processing, marine engineering, and power generation. Common applications include valves, pump components, flanges, heat exchanger parts, and pressure vessel components, where the need for high strength, corrosion resistance, and longevity is paramount. Duplex Steel S32205 forgings provide a budget-friendly alternative to pricier corrosion-resistant alloys without sacrificing performance.






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