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.
Standards : EN, DIN, JIS, ASTM, BS, ASME, AISI
Size : 10 mm To 100 mm Dia in
Length : 100 mm TO 6000 mm Length.
Specifications : ASTM A276, A479 / ASME SA276, SA479
Form : Round
Finish : Bright, Polish & Black
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 |
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 |
| S31803 / S32205 | Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
To select the right Duplex Steel Round Bars, consider factors like corrosion resistance, mechanical strength, temperature conditions, and the specific industry requirements. Consult material specifications and expert advice for optimal selection.
Common grades of Duplex Steel used in round bar manufacturing include 2205 (F51), 2507 (F53), and 2304, each offering varying levels of corrosion resistance, strength, and weldability for specific applications.
Yes, Duplex Steel Round Bars are fully recyclable. Their high-quality composition allows them to be reused in various industries without compromising performance or structural integrity.
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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