Welcome to Maduka Metals, your trusted partner for premium copper products right here in Abuja. We take pride in manufacturing and supplying high-quality copper bars and rods, essential components for a wide range of industries. Our commitment is to provide local businesses with reliable materials that meet rigorous standards, ensuring your projects are built on a foundation of strength and durability. When you choose Maduka Metals, you’re choosing a local supplier dedicated to supporting Nigeria’s growth with top-tier materials and dependable service.
Our copper bars and rods are crafted from high-purity copper, known for its exceptional combination of strength and workability. The material offers excellent ductility, meaning it can be shaped and formed without losing its toughness. It also possesses superior thermal and electrical conductivity, making it an efficient choice for transferring heat and power. This reliable combination of properties ensures our products perform consistently under various demands, providing a dependable material solution for both intricate and heavy-duty applications.
| Specifications | ASTM B187, ASTM B301 / ASME SB187, SB301 |
| Range | 3.17 MM TO 350 MM DIA |
| Form | Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wire-mesh, Billet, Ingot, Forging Etc. |
| Material | Copper |
| ETP GRADE | |
|---|---|
| Copper Hex Bar | ø 8 mm to 110 mm |
| Copper Round | ø 7 mm to 120 mm |
| Copper Square Bar | 10*10 mm to 90*90 mm |
| Electrical Conductivity: – (% IACS) | 98.5% min |
| Standards | BS EN 13601:2013, IS: 191, 1897 & 613 |
| Specifications | Cu : 99.90%, 02<400ppm |
| Copper Round Rod C101 | |
|---|---|
| 6.3mm (1/4″) | 38.1mm (1 1/2″) |
| 9.5mm (3/8″) | 30mm |
| 12.7mm (1/2″) | 25.4mm (1″) |
| 12mm | 25mm |
| 10mm | 20mm |
| 16mm | 19mm (3/4 |
| Diameter in mm | Weight in Kg/m |
|---|---|
| 8 | 0,447 |
| 6 | 0,252 |
| 9,5 | 0,631 |
| 12 | 1,007 |
| 11 | 0,846 |
| 60 | 25,164 |
| 12,5 | 1,092 |
| 14 | 1,370 |
| 42 | 12,330 |
| 13 | 1,181 |
| 70 | 34,251 |
| 16 | 1,789 |
| 80 | 44,736 |
| 38 | 10,094 |
| 35 | 8,563 |
| 50 | 17,475 |
| 40 | 11,184 |
| 20 | 2,796 |
| 19 | 2,523 |
| 22 | 3,383 |
| 28 | 5,480 |
| 30 | 6,291 |
| 25 | 4,369 |
| 32 | 7,158 |
| 45 | 14,155 |
| Molecular Weight | 63.55 |
|---|---|
| Boiling Point | 2567 °C |
| Melting Point | 1083.4 °C |
| Density | 8.96 g/cm3 |
| Electrical Resistivity | 1.678 microhm-cm @ 20 °C |
| Appearance | Reddish Metal |
| Young’s Modulus | 110–128 GPa |
| Solubility in H2O | N/A |
| Heat of Fusion | 3.11 Cal/gm mole |
| Electronegativity | 1.9 Paulings |
| Poisson’s Ratio | 0.34 |
| Heat of Vaporization | 72.8 K-cal/gm atom at 2567 °C |
| Tensile Strength | N/A |
| Specific Heat | 0.092 Cal/g/K @ 25 °C |
| Thermal Expansion | (25 °C) 16.5 µm·m-1·K-1 |
| Thermal Conductivity | 4.01 W/cm/K @ 298.2 K |
| Vickers Hardness | 369 MPa |
Yes, Copper Bars and Rods can be susceptible to galvanic corrosion when in contact with dissimilar metals, particularly in the presence of moisture or electrolytes. Proper insulation helps prevent this.
Yes, Copper Bars and Rods are fully recyclable. The material retains its properties after recycling, making it an eco-friendly choice for sustainable industrial applications and reducing environmental impact.
Yes, Copper Bars and Rods can be used for natural gas applications. They offer excellent corrosion resistance and conductivity, making them suitable for gas systems, provided they are properly maintained.
From the backbone of electrical systems as busbars and connectors to essential components in plumbing and heat exchangers, copper bars and rods are incredibly versatile. They are fundamental in construction for roofing details and in manufacturing for heavy machinery parts. Craftsmen also value copper for its aesthetic appeal in decorative metalwork and custom fabrication. Essentially, wherever reliable conductivity, corrosion resistance, and durability are needed, you’ll find our copper products providing a silent, sturdy, and efficient service.
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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