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At Al Vishwas Nickel Alloys, we take pride in being a top manufacturer and supplier of duplex steel bars in Dubai, UAE. Our duplex steel bars deliver outstanding strength, durability, and corrosion resistance, which makes them well-suited for challenging uses across construction, industrial, and marine settings. Through our dedication to quality and precision, we guarantee that every bar satisfies the highest benchmarks of performance and dependability. Our skilled team is committed to delivering excellent customer service and customized solutions to address your particular requirements, strengthening our standing as your reliable partner for premium duplex steel products.
Duplex steel bars pair high strength with outstanding corrosion resistance, making them well suited to demanding environments. Compared with standard stainless steels, they deliver superior mechanical properties, including improved resistance to stress corrosion cracking and fatigue. Duplex steel also features good weldability and low thermal expansion, which add to its dependability across a range of applications. Thanks to its lower alloy content, it is also cost-effective, boosting its attractiveness for use in the construction, marine, and industrial sectors.
| Duplex Steel Bar Standard | ASTM A276, AMS 5513, AMS 5511, AMS 5647 |
|---|---|
| Duplex Steel Bar Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Duplex Steel Round bar size | Diameter: 3-~800mm |
| Duplex Steel Hex Bar size | 2-100mm A/F |
| Duplex Stainless Steel Flat bar size | Thickness: 2 -100mm |
| Width: 10 to 500mm | |
| Duplex Steel Square bar size | 4 to 100mm |
| Duplex Steel Angle bar size | 3mm*20mm*20mm~12mm*100mm*100mm |
| Duplex Rectangular Bars Section | 3.0 to 12.0mm thickness |
| Duplex Steel Channel Bar | 80 x 40mm to 150 x 75mm section; 5.0 to 6.0mm thickness |
| ASTM A276 Type Hollow Bar | 32mm OD x 16mm ID to 250mm OD x 200mm ID) |
| Duplex Stainless Steel Threaded Bar Billet Size | 1/2 to 495mm Diameter |
| Duplex Steel Rectangular Size | 33 x 30mm to 295 x 1066mm |
| Duplex Hex Bars 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 |
| ASTM A276 Type Hollow Bar Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| SAF 2507 T-Bar Surface | Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline |
| Rolled Duplex Steel Flat Bars Condition | Hardened & tempered, annealed |
| ASTM A276 Type Cold Rolled Bar Technique | Duplex Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod |
| Duplex Rod Processing | Bar cutting to 650mm |
| Duplex Rounds Bar Form | Round, Rod, T-Bar, Channel Bar, Precision Ground Bar, Flat Bar, Square, Blocks, Round Rod, Rings, Hollow, Triangle, Rectangle, Hex (A/F), Threaded, Half Round Bar, Profiles, Billet, Ingot, I/H Bar, Forging etc. |
| Grade | UNS No | C % | Cr % | Ni % | P % | Si % | S % | Mo % | N % | Mn % |
| S31803 | S31803 | < 0.03 | 21.0-23.0 | 4.5-6.5 | 1.03 max | 1 max | 0.02 max | 2.5-3.5 | 0.08-0.2 | < 2.0 |
| 2205 | S32205 | < 0.03 | 22.0-23.0 | 4.5-6.5 | 0.03 max | 1 max | 0.02 max | 3.0-3.5 | 0.14-0.20 | < 2.0 |
| Grade | YS (MPa) | UTS (MPa) | % Elongation | Hardness(BHN) |
| S31803 | 450 min. | 620 min. | 25 min. | 293 max. |
| 2205 | 450 min. | 655 min. | 25 min. | 293 max. |
At Al Vishwas Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel Bars in Dubai, UAE, delivering advanced solutions for every one of your piping requirements. Our cutting-edge manufacturing facilities are strategically situated in the UAE, enabling us to keep an extensive stock of more than 16,000 tons of top-quality materials on hand and ready to ship. We are committed to providing exceptional products and services, guaranteeing dependability and excellence for our worldwide customers.
Reach out to us for a fast quote tailored to your needs.
Duplex steel bars find extensive use in challenging conditions thanks to their superior strength and resistance to corrosion. They are frequently used in construction to reinforce concrete structures, in maritime applications for building ships, and in industrial contexts for producing equipment and machinery. Because they resist stress corrosion cracking, they are well suited for chemical processing facilities and the oil and gas sectors. Furthermore, they serve in structural parts subjected to severe conditions, guaranteeing durability and long service life.