Mourad Metals is a reputable manufacturer and supplier of Super Duplex Steel Square Bars, proudly based in Tunis, Tunisia. They specialize in delivering high-performance solutions to industries around the globe. With a strong commitment to quality, precision, and adherence to international standards, their square bars are celebrated for their exceptional strength, corrosion resistance, and durability. Mourad Metals employs advanced manufacturing techniques alongside rigorous quality control measures to guarantee consistent dimensional accuracy and a superior surface finish. Catering to sectors like oil and gas, marine, chemical processing, and power generation, Mourad Metals is dedicated to providing reliable materials that excel in demanding and aggressive environments.
Super Duplex Steel Square Bars are crafted from an alloy that boasts a well-balanced microstructure of austenite and ferrite, typically enriched with chromium, molybdenum, nickel, and nitrogen. This unique composition offers remarkable resistance to pitting, crevice corrosion, and stress corrosion cracking. On the mechanical side, these square bars deliver high yield and tensile strength, outstanding toughness, and impressive fatigue resistance. The duplex structure enhances load-bearing capacity and improves weldability compared to traditional stainless steels, making them perfect for heavy-duty structural and engineering applications.
| Standard | : | ASTM / ASME SA 276 / A 479 |
| Grade | : | UNS S 32750, S 32760 , S 32950 |
| Range | : | 10 mm To 100 mm Dia in 100 mm TO 6000 mm Length. |
| Finish | : | Bright Black Polish |
| Form | : | Rectangle |
| Material | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| Super Duplex Steel | 0.030 max | 1.20 max | 0.80 max | 0.035 max | 0.020 max | 24.00 – 26.00 | 3.00 – 5.00 | 6.00 – 8.00 | 0.24 – 0.32 | 58.095 min |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
To maintain Super Duplex Steel Square Bars, clean them regularly to remove contaminants, avoid exposure to extreme temperatures for prolonged periods, and inspect for signs of corrosion or damage in harsh environments.
Yes, Super Duplex Steel Square Bars can be welded using techniques like TIG or MIG welding. Proper preheating and post-weld heat treatment are essential to maintain their corrosion resistance and mechanical properties.
Yes, Super Duplex Steel Square Bars are suitable for natural gas applications due to their excellent resistance to corrosion, high strength, and ability to withstand harsh environments commonly found in the natural gas industry.
These Super Duplex Steel Square Bars find their place in industries where strength and corrosion resistance are paramount. They’re commonly utilized in oil and gas equipment, offshore platforms, heat exchangers, pressure vessels, and desalination plants. In marine and chemical processing settings, these bars stand up reliably against chloride-induced corrosion and harsh chemicals. Additionally, they are used in structural frameworks, shafts, fasteners, and mechanical components that demand high strength and longevity, making them an excellent choice for challenging industrial applications.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Mourad Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Tunis, Tunisia
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