Super Duplex Steel Round Bar is provided by a reliable manufacturer and supplier in Safat, Kuwait, known for delivering high-performance bars that boast remarkable strength and outstanding corrosion resistance. These round bars blend the benefits of austenitic and ferritic stainless steels, making them perfect for tough industrial settings. Built to endure chloride-induced stress corrosion and pitting, Super Duplex Steel Round Bars promise lasting reliability even in harsh environments. With their excellent weldability, toughness, and durability, they find extensive use in offshore, chemical, and power generation industries. Clients in Kuwait trust these bars for their consistent quality, precision, and dependable performance.
The strength of Duplex Steel lies in its unique composition, blending chromium, nickel, molybdenum, and nitrogen. This balanced formula gives these round bars an exceptional combination of high tensile strength and outstanding resistance to corrosion, particularly against stress corrosion cracking. They effectively bridge the gap between the durability of ferritic steels and the corrosion-fighting ability of austenitic steels, resulting in a material that is both tough and remarkably resilient in harsh environments.
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 Steel Round Bars hard at work in some of the most challenging conditions. They are essential in offshore oil and gas platforms, within chemical processing plants handling aggressive substances, and in desalination units where saltwater is a constant foe. Their robustness also makes them ideal for structural components in marine environments, pulp and paper industry equipment, and even in architectural projects requiring both strength and a long-lasting, low-maintenance finish.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Nimish Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Safat, Kuwait
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