Nestled in the industrial hub of Safat, Kuwait, Nimish Metal has built a solid reputation as a trusted supplier and manufacturer, known for its unwavering commitment to quality. We take pride in offering robust materials like our Duplex Steel Square Bar, engineered to excel in challenging environments. For our clients, this means partnering with a source that understands the demands of modern industry, providing not just metal, but reliable, long-lasting solutions you can build upon with confidence.
The composition of our Duplex Steel Square Bar masterfully balances chromium, molybdenum, and nitrogen, creating a unique dual-phase microstructure. This structure gives the material an excellent combination of high strength and impressive toughness, often surpassing standard austenitic grades. It also inherits outstanding resistance to corrosion and stress corrosion cracking, making it a phenomenally durable choice for projects where failure is not an option. You get the strength of a heavyweight with the resilience of a survivor.
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 : Square
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 Square Bars are generally not ideal for cryogenic applications. Their performance may deteriorate at extremely low temperatures, making materials like austenitic stainless steel more suitable for such conditions.
To choose the right Duplex Steel Square Bar, consider factors such as the required strength, corrosion resistance, temperature conditions, and industry-specific demands. Ensure compatibility with your application’s mechanical and environmental requirements.
Yes, Duplex Steel Square Bars require regular inspection, especially in harsh environments. Checking for signs of corrosion, wear, or structural integrity ensures they continue performing optimally in critical applications.
You’ll find our Duplex Steel Square Bar at work in some of the most demanding settings imaginable. It’s a natural fit for the chemical processing industry, marine environments, and even the demanding pipelines of offshore oil and gas rigs. Fabricators often choose it for constructing high-performance components like pumps, valves, and fasteners. Essentially, wherever relentless corrosion and immense pressure are constant threats, this material stands as a reliable guardian, ensuring the integrity and longevity of critical systems.






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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