Sahil Metals, located in Riyadh, Saudi Arabia, stands out as a top manufacturer and supplier of high-performance stainless steel products designed for tough industrial settings. One of their standout products is the **Duplex Steel Round Bar**, known for its remarkable combination of strength and corrosion resistance. Crafted to meet international standards, these round bars are perfect for critical applications in the oil & gas, marine, chemical, and construction industries throughout Saudi Arabia and the broader GCC region.
**Duplex Steel Round Bars** feature a unique two-phase microstructure of austenite and ferrite, typically available in grades like UNS S31803 or S32205. This special composition grants them exceptional yield strength—almost double that of standard austenitic stainless steels—along with impressive resistance to pitting, crevice corrosion, and chloride-induced stress corrosion cracking. Additionally, these bars boast good machinability, weldability, and fatigue resistance, making them suitable for both structural and mechanical 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.
You’ll find **Duplex Round Bars** commonly utilized in heat exchangers, pressure vessels, shafts, fasteners, flanges, and marine hardware. Their high mechanical strength and corrosion resistance make them particularly well-suited for offshore platforms, desalination plants, and harsh chemical processing environments. With their long service life, cost-effectiveness, and dependable performance under high stress and corrosive conditions, Duplex Steel Round Bars are an excellent choice for demanding engineering applications.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Sahil Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Riyadh, Saudi Arabia
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