Isis Metals, a reputable manufacturer and supplier located in Manila, Philippines, specializes in top-notch Super Duplex Steel Ferralium 255 Bars and Rods. These products are celebrated for their remarkable strength, resistance to corrosion, and long-lasting durability. Crafted to excel in harsh and corrosive environments, Ferralium 255 merges the best features of austenitic and ferritic stainless steels. It stands out with its impressive resistance to pitting, crevice corrosion, and stress corrosion cracking. With a commitment to precision engineering, Isis Metals delivers products that adhere to international quality standards, making Ferralium 255 Bars and Rods the go-to choice for marine, chemical processing, desalination, and oil and gas industries that demand reliability.
Super Duplex Steel Ferralium 255 Bars and Rods generally consist of 25% chromium, 7% nickel, 3.5% molybdenum, along with copper additions to boost corrosion resistance. This well-balanced duplex microstructure provides excellent tensile strength, ranging from 850 to 950 MPa, and a yield strength exceeding 550 MPa. The alloy showcases remarkable resistance to chloride-induced corrosion while maintaining toughness even in low temperatures. Ferralium 255 offers superior fatigue and impact strength, along with good weldability and machinability, making it one of the most advanced stainless steels for demanding industrial applications.
| Grade | Ferralium 255 |
|---|---|
| Specification | Super Duplex Steel Ferralium 255 Round Bar |
| Square bar size | 4 to 100mm |
| Angle bar size | 3mm*20mm*20mm~12mm*100mm*100mm |
| Rectangles Size | 33 x 30mm to 295 x 1066mm |
| Hollow Bar | 32mm OD x 16mm ID to 250mm OD x 200mm ID) |
| Hex Bar size | 2-100mm A/F |
| Flat bar size | Thickness: 2 -100mm |
| Width: 10 to 500mm | |
| Section | 3.0 to 12.0mm thickness |
| Round bar size | Diameter: 3-~800mm |
| Channel Bar | 80 x 40mm to 150 x 75mm section; 5.0 to 6.0mm thickness |
| Billet Size | 1/2″ to 495mm Diameter |
| Surface | Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline |
| Condition | Hardened & tempered, annealed |
| Finish | Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black |
| Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Technique | Ferralium 255 Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod |
| Form | Ferralium 2507 Round Bar, Rod, T-Bar, Super Duplex Steel Channel Bar, Precision Ground Bar, Super Duplex Steel Flat Bar, Super Duplex Steel Square Bar, Super Duplex Steel Blocks, Super Duplex Steel Round Rod, Super Duplex Steel Rings, Super Duplex Steel Hollow, Super Duplex Steel Triangle, Rectangle, Hex (A/F), Super Duplex Steel Threaded, Ferralium 2507 Half Round Bar, Profiles, Super Duplex Steel Billet, Super Duplex Steel Ingot, I/H Bar, Forging etc. |
| Mo | Cu | Cr | Ni | N | Si | Mn | W | P | S | C | Fe |
| 3.5 | 1.75 | 26 | 6.3 | 0.23 | 0.15 | 0.5 | 1 max | 0.025 max | 0.025 max | Balance | 0.005 max |
| Yield Strength (0.2%Offset) | MPa – 570-600 |
| Tensile Strength | MPa – 790 |
| Elongation | 25 % |
| STANDARD | UNS | DIN |
|---|---|---|
| Ferralium 2507 round bar | S32550 | 1.4507 |
Yes, Super Duplex Steel Ferralium 255 Bars can be welded using suitable techniques like TIG, MIG, or SMAW, ensuring precise heat input control to prevent phase imbalance. Pre-heating and post-weld heat treatments may be required for optimal weld integrity.
Super Duplex Steel Ferralium 255 Rods are highly resistant to galvanic corrosion due to their excellent corrosion resistance properties. However, they may still experience some susceptibility in highly corrosive environments when coupled with more anodic materials.
Super Duplex Steel Ferralium 255 rods are available in a wide range of sizes, typically from 3mm to 500mm in diameter. They are offered in finishes such as hot-rolled, cold-drawn, and polished for various applications.
Super Duplex Steel Ferralium 255 Bars and Rods are widely utilized in industries that require high mechanical strength and outstanding corrosion resistance. They are perfect for marine hardware, chemical processing equipment, desalination plants, heat exchangers, and oil and gas pipelines. Their capability to endure harsh, chloride-rich, and acidic environments makes them ideal for offshore platforms, seawater systems, and pressure vessels. Ferralium 255 is also employed in pulp and paper processing, power generation, and structural engineering. Its unique combination of strength and durability makes it a top choice for extreme industrial applications.














We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Isis Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Manila, Philippines
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