Kanish Metals stands out as a reliable manufacturer and supplier of Duplex Steel Round Bars in Dubai, UAE, delivering top-notch products that adhere to international standards. These round bars are in high demand across various industries thanks to their remarkable corrosion resistance, impressive mechanical strength, and durability even in tough conditions. The unique blend of austenitic and ferritic structures in Duplex Steel makes it an excellent choice for critical engineering applications. Kanish Metals prides itself on precision engineering, prompt delivery, and a customer-centric approach, establishing itself as a dependable source for Duplex Steel Round Bars across different industrial sectors.
The composition of Duplex Steel Round Bars mainly includes chromium, nickel, molybdenum, and nitrogen, which together provide outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking. Their dual-phase microstructure grants them superior tensile and yield strength compared to standard stainless steels. Mechanical properties such as high toughness, good fatigue strength, and excellent thermal conductivity are also key features. Additionally, Duplex Steel remains stable at elevated temperatures, making it a versatile option for both structural and industrial applications.
| 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 |
| S31803 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 – 23.0 | 3.0 – 3.5 | 4.50 – 6.50 | 0.14 – 0.20 | 63.72 min |
| Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
| S31803 | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
| STANDARD | WERKSTOFF NR. | UNS |
| Duplex Steel S31803 | 1.4462 | S31803 |
The maximum operating temperature for Duplex Steel S31803 forgings is typically around 300°C (572°F). Beyond this temperature, the material may experience reduced strength and susceptibility to stress corrosion cracking.
Duplex Steel S31803 forgings are available in various sizes, including diameters ranging from 10 mm to 800 mm, and shapes like round, square, billets, blocks, and custom configurations, based on application needs.
Yes, S31803 Duplex Steel forgings are highly resistant to corrosion, especially in chloride-rich environments. They offer excellent protection against pitting, crevice, and stress corrosion cracking, making them ideal for harsh industrial applications.
These Duplex Steel Round Bars find extensive use in industries like oil and gas, petrochemicals, chemical processing, and marine engineering. Their exceptional corrosion resistance makes them perfect for offshore platforms, heat exchangers, pressure vessels, and desalination plants. In the construction sector, they are employed for structural frameworks, pipelines, and shafts that demand high strength and durability. Furthermore, Duplex Steel Round Bars are crucial in power generation, pulp and paper industries, and food processing equipment, where resistance to corrosive environments and mechanical reliability are vital.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Kanish Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Dubai, UAE
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