Maduka Metals, a reputable manufacturer and supplier located in Abuja, Nigeria, specializes in high-quality Zirconium Bars and Rods that are crafted to meet the highest standards of performance and reliability. These products are meticulously engineered for industries that demand exceptional corrosion resistance, impressive strength, and heat stability. At Maduka Metals, every Zirconium Bar and Rod is produced under rigorous quality control measures, ensuring they offer superior durability and consistency. With a strong focus on innovation and customer satisfaction, the company serves a diverse array of industrial sectors, including chemical processing, nuclear power, aerospace, and marine applications, guaranteeing optimal performance even in the most challenging conditions.
Zirconium Bars and Rods are mainly made from zirconium metal, usually with small amounts of hafnium and trace impurities like oxygen, nitrogen, and iron. This unique composition grants them excellent corrosion resistance, especially against acids and alkalis. On the mechanical side, zirconium boasts a tensile strength that ranges from 330 to 580 MPa and a melting point of about 1855°C, making it highly effective in extreme environments. It also features remarkable ductility, high fracture toughness, and low neutron absorption, which makes it perfect for both structural applications and reactive chemical environments where durability and chemical stability are crucial.
| Standards : | ASTM B493 |
| Size : | 5.0mm diameter x L |
| Specification : | ASTM B550/550M-07 |
| Length : | 2m, 2.44m, 3m, or as required |
| Surface : | Turning, Grinding |
| Grade | Zr+Hf | Hf | Fe+Cr | Sn | H | N | C | O | Nb |
| R60702 | 99.2% | <4.5% | <0.20% | – | <0.005% | <0.015% | <0.030% | <0.15% | – |
| R60704 | 97.5% | <4.5% | 0.2-0.4% | 1.0-2.0% | <0.005% | <0.015% | <0.030% | <0.16% | – |
| R60705 | 95.5% | <4.5% | <0.2% | – | <0.005% | <0.015% | <0.050% | <0.16% | 2.0-3.0% |
| Molecular Weight | 91.22 |
|---|---|
| Appearance | White |
| Melting Point | 1852 °C |
| Boiling Point | 3580 °C |
| Density | 6506 kg/m3 |
| Solubility in H2O | N/A |
| Electrical Resistivity | 40.0 microhm-cm @ 20 oC °C |
| Electronegativity | 1.4 Paulings |
| Heat of Fusion | 5.50 Cal/gm mole |
| Heat of Vaporization | 120 K-Cal/gm atom at 4377 °C |
| Poisson’s Ratio | 0.34 |
| Specific Heat | 0.0671 Cal/g/K @ 25 oC °C |
| Tensile Strength | 230 MPa |
| Thermal Conductivity | 0.227 W/cm/K @ 298.2 K |
| Thermal Expansion | (25 °C) 5.7 µm·m-1·K-1 |
| Vickers Hardness | 903 MPa |
| Young’s Modulus | 88 GPa |
Yes, Zirconium bars can be welded. It requires specialized techniques such as gas tungsten arc welding (GTAW) to ensure good weld quality, as it is highly reactive at elevated temperatures.
To maintain zirconium rods, keep them clean and free of contaminants. Store in a dry, cool environment. Avoid mechanical damage and ensure proper handling to prevent oxidation or corrosion.
Zirconium bars are generally resistant to galvanic corrosion due to their high corrosion resistance properties. However, when paired with more reactive metals, galvanic corrosion may still occur.
Zirconium Bars and Rods are widely utilized in industries that require high corrosion resistance and outstanding mechanical properties. In the nuclear sector, they are essential for fuel cladding and reactor components due to their low neutron absorption. The chemical processing industry relies on them for heat exchangers, pressure vessels, and piping systems that come into contact with harsh chemicals. The aerospace and marine sectors appreciate zirconium components for their strength and resistance to saltwater corrosion. Furthermore, these bars and rods are also important in medical implants, electronics, and high-temperature furnace components, where reliability and performance are of utmost importance.
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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