Welcome to Junaid Metals in Manama, Bahrain, your trusted partner for premium industrial materials. We pride ourselves on delivering exceptional quality and service, supplying a comprehensive range of high-performance alloys. Among our standout products is the Duplex Steel Rectangular Bar, engineered to meet the rigorous demands of challenging environments, offering a perfect blend of strength and corrosion resistance that our clients can rely on, project after project.
The strength of Duplex Steel lies in its unique composition, blending chromium, nickel, molybdenum, and nitrogen. This synergy gives the rectangular bars impressive mechanical properties, including very high tensile strength and excellent toughness. What truly sets it apart is its outstanding resistance to pitting and stress corrosion cracking, providing a level of durability that surpasses many conventional stainless steels, making it a robust and long-lasting material choice.
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 : Rectangular
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 % |
Duplex Steel Rectangular Bars can withstand moderate to high temperatures, but their performance may degrade at temperatures above 300°C (572°F). For extreme heat, other alloys like austenitic stainless steel are preferred.
Yes, Duplex Steel Rectangular Bar are highly recyclable. Their durable composition allows them to be melted down and repurposed in various applications without significant loss of material properties.
Duplex Steel Rectangular Bars have excellent natural corrosion resistance due to their alloy composition. However, in highly aggressive environments, additional coatings or treatments may be recommended for enhanced protection.
Thanks to this robust profile, Duplex Steel Rectangular Bars are incredibly versatile. You’ll find them forming the structural backbone in offshore oil and gas platforms, chemical processing plants, and demanding marine applications like shipbuilding. Their reliability also makes them ideal for components in desalination units, pulp and paper industry equipment, and critical architectural elements in highly corrosive coastal areas, proving their worth wherever strength and resistance to harsh elements are non-negotiable.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Junaid Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Manama, Bahrain
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