Welcome to Maduka Metals, your trusted partner for premium materials right here in Abuja. We take pride in supplying top-tier alloys to Nigeria’s growing industrial sector, with a special focus on the exceptional Haynes 625SQ bars and rods. This material is engineered for the most demanding environments, offering a reliable solution for projects where failure is not an option. We are committed to providing not just a product, but the dependable performance and expertise your critical applications require.
The composition of Haynes 625SQ is a nickel-chromium alloy specifically strengthened with niobium and molybdenum, creating a robust foundation. Its true strength, however, lies in its outstanding mechanical properties. This grade is solution-annealed and aged to deliver a remarkable combination of high yield strength and excellent toughness, even when exposed to extreme temperatures. It maintains its structural integrity under intense stress, making it far superior to standard alloys for heavy-load applications.
Yes, Haynes 625SQ rods can be customized in size and length according to specific requirements. Manufacturers typically offer tailored dimensions for various applications in industries requiring precise specifications.
Haynes 625SQ Rod is typically available in diameters ranging from 0.125" (3.175mm) to 3.000" (76.2mm), with custom sizes possible. Lengths usually range from 12" to 20' (3.66m).
Haynes 625SQ bars and rods offer excellent performance in high-temperature environments, with outstanding oxidation and carburization resistance, maintaining strength and integrity at elevated temperatures up to 1800°F (982°C).
The unique strength of Haynes 625SQ makes it the material of choice for highly demanding applications. You will find it essential in the aerospace industry for critical engine components like shafts and discs, and in marine engineering for propeller blades and submarine parts. It is equally vital in the oil and gas sector for tools and equipment that must withstand immense pressure and corrosive environments. Essentially, wherever components face a combination of high stress, severe corrosion, and elevated temperatures, Haynes 625SQ provides the necessary resilience.






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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