Maduka Metals, located in Abuja, Nigeria, has earned a solid reputation as a reliable manufacturer and supplier of top-notch Super Duplex Steel Flat Bars. With a focus on precision engineering and rigorous quality control, this company ensures that its products not only meet international standards but also cater to a wide range of industrial needs. The Super Duplex Steel Flat Bars from Maduka Metals are known for their impressive corrosion resistance, exceptional mechanical strength, and durability, even in tough environments. Committed to innovation and customer satisfaction, Maduka Metals serves various sectors, including oil and gas, chemical processing, marine engineering, and construction, offering robust and dependable solutions for demanding industrial applications.
These Super Duplex Steel Flat Bars are primarily made up of chromium (25%), nickel (7%), molybdenum (4%), and nitrogen, striking a perfect balance between strength and corrosion resistance. They feature a unique mixed austenitic-ferritic microstructure that provides high tensile strength, yield strength, and remarkable resistance to stress corrosion cracking and pitting. Even in low temperatures, these bars maintain excellent toughness, ensuring mechanical stability and durability in harsh and corrosive environments, making them perfect for heavy-duty industrial tasks.
| 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 |
| Tensile Strength | 90,000 psi |
| Yield Strength | 50,000 psi |
| Elongation In 2” | 20% |
Reduction of Area | 30% |
Brlnell Hardness | 180-220 |
| 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 % |
Yes, Super Duplex Steel Flat Bars are highly recyclable. Due to their composition and durability, they can be reused in various industries without compromising their properties or performance.
Super Duplex Steel Flat Bars are generally not suitable for cryogenic applications due to their brittleness at extremely low temperatures. Materials like austenitic stainless steel are often preferred for such uses.
Yes, Super Duplex Steel Flat Bars are suitable for underground applications due to their excellent corrosion resistance, especially in harsh, corrosive environments such as soil or groundwater exposure.
Super Duplex Steel Flat Bars find extensive use in industries that demand high corrosion resistance and strength. They’re particularly suited for offshore platforms, heat exchangers, pressure vessels, desalination plants, and chemical processing equipment. Their outstanding resistance to chloride-induced corrosion makes them ideal for marine and seawater applications. Additionally, they play a crucial role in the oil and gas industry for pipelines and structural components, as well as in the paper, pulp, and power generation sectors. Thanks to their durability, weldability, and ability to perform under extreme conditions, they are the go-to choice for critical industrial operations.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Maduka Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Abuja, Nigeria
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