Nestled in the heart of Manama, Bahrain, Junaid Metals has built a reputation for excellence as a trusted manufacturer and supplier of specialized non-ferrous products. We take particular pride in our precision-engineered Copper Nickel Hex Bars, a cornerstone of our inventory. Crafted to meet the most demanding international standards, these bars are the result of a dedicated focus on quality and durability, offering reliable solutions for critical industrial applications where performance cannot be compromised.
The strength of our Copper Nickel Hex Bars lies in their specific composition, primarily a blend of copper with a significant nickel content, often accompanied by small amounts of iron and manganese for enhanced properties. This alloy mix grants them exceptional mechanical integrity, including high tensile strength and excellent resistance to corrosion, especially in aggressive marine environments. They also demonstrate superb ductility and thermal conductivity, making them capable of withstanding significant stress and temperature variations without losing their structural integrity.
| Properties | Description |
|---|---|
| Standard | ASTM B 111 |
| Range | 5 mm To 500 mm thick in 100 mm TO 6000 mm |
| Wire Range | 50 Swg. to 4 Swg. |
| Length | 100 mm to 3660 mm Long |
| Form | Round, Square, Hex (A/F), Bush, Rectangle , Flat, Wire Mesh |
| Application | Sea water pipework, Offshore fire water systems, Heat exchangers and condensers, Sheathing of legs and risers on offshore platforms and boat hulls, Hydraulic lines, Fish cages for aquaculture, Desalination units. |
| Grade | Mn | Cu | Pb | Fe | Ni | Zn |
|---|---|---|---|---|---|---|
| 90/10 | 1.0 max | 88.6 min | 0.5 max | 1.8 max | 9-11 max | 1 max |
| 70/30 | 1 max | 65.0 min | 0.5 max | 0.4-1.0 | 29-33 | 1 max |
| Grade | Melting point | Density | Tensilestrength | Elongation | Yieldstrength(0.2%Offset) |
|---|---|---|---|---|---|
| 90/10 | 2260°F | 8.8g/cm3 | 50000 PSi | 30% | 20000PSi |
| 70/30 | 2260°F | 0.323 lb/in3 at 68°F | 50000 PSi | 30% | 20000PSi |
| CUNI Hex Bar | Size(mm) | 16 | 18 | 20 | 22 | 25 | 28 | 30 | 32 | 36 | 38 | 40 | 45 | 50 | 56 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WT / mtr (KG) | 2.05 | 2.59 | 2.49 | 3.87 | 5 | 6.27 | 7.2 | 8.19 | 10.37 | 11.55 | 12.8 | 16.2 | 20 | 25.08 | |
| WT / feet (KG) | 0.62 | 0.79 | 0.76 | 1.18 | 1.52 | 1.91 | 2.19 | 2.5 | 3.16 | 3.52 | 3.9 | 4.94 | 6.1 | 7.65 |
| Hex bar – metric sizes and weights | ||
|---|---|---|
| Size | KG’s / metre | Standard length (m) |
| 13 x 5 | 0.46 | 6.0 |
| 13 x 3 | 0.31 | 6.0 |
| 16 x 3 | 0.38 | 6.0 |
| 10 x 3 | 0.24 | 6.0 |
| 16 x 8 | 1.03 | 6.0 |
| 16 x 5 | 0.64 | 6.0 |
| 20 x 3 | 0.48 | 6.0 |
| 20 x 6 | 0.97 | 6.0 |
| 20 x 5 | 0.81 | 6.0 |
| 20 x 10 | 1.61 | 6.0 |
| 25 x 5 | 1.01 | 6.0 |
| 25 x 3 | 0.60 | 6.0 |
| 25 x 6 | 1.21 | 6.0 |
| 25 x 10 | 2.01 | 6.0 |
| 25 x 8 | 1.61 | 6.0 |
| 25 x 12 | 2.41 | 6.0 |
| 32 x 5 | 1.29 | 6.0 |
| 32 x 3 | 0.77 | 6.0 |
| 32 x 6 | 1.55 | 6.0 |
| 32 x 10 | 2.58 | 6.0 |
| 32 x 8 | 2.06 | 6.0 |
| 32 x 12 | 3.09 | 6.0 |
| 40 x 5 | 1.61 | 6.0 |
| 40 x 3 | 0.97 | 6.0 |
| 40 x 6 | 1.93 | 6.0 |
| 40 x 10 | 3.22 | 6.0 |
| 40 x 8 | 2.58 | 6.0 |
| 40 x 12 | 3.86 | 6.0 |
| 40 x 20 | 6.14 | 6.0 |
| 40 x 16 | 5.15 | 6.0 |
| 50 x 3 | 1.21 | 6.0 |
| 50 x 6 | 2.41 | 6.0 |
| 50 x 5 | 2.01 | 6.0 |
| 50 x 8 | 3.22 | 6.0 |
| 50 x 12 | 4.83 | 6.0 |
| 50 x 10 | 4.02 | 6.0 |
| 50 x 16 | 6.44 | 6.0 |
| 50 x 25 | 10.1 | 6.0 |
| 50 x 20 | 8.05 | 6.0 |
| 65 x 3 | 1.57 | 6.0 |
| 65 x 6 | 3.14 | 6.0 |
| 65 x 5 | 2.62 | 6.0 |
| 65 x 8 | 4.18 | 6.0 |
| 65 x 12 | 6.28 | 6.0 |
| 65 x 10 | 5.23 | 6.0 |
| 65 x 16 | 8.37 | 6.0 |
| 65 x 25 | 13.1 | 6.0 |
| 65 x 20 | 10.5 | 6.0 |
| Grade | UNS | Werkstoff Nr. |
| 90/10 | C70600 | 2.0872 |
| 70/30 | C71500 | 2.0882 |
Copper-nickel hex bars are sized by their diameter, typically ranging from 1/4 inch to 6 inches, with length measurements varying based on manufacturer specifications or customer requirements.
Yes, copper-nickel hex bars are customizable. They can be produced in various sizes, lengths, and finishes according to specific customer requirements. Customization options may include heat treatments, surface finishes, and alloy compositions.
Yes, copper-nickel hex bars are highly recyclable. Copper-nickel alloys retain their properties after recycling, making them an environmentally friendly option. The material can be reused in manufacturing without significant loss of quality.
Because of their unique combination of strength and corrosion resistance, these hex bars are indispensable in several key industries. They are extensively used in marine engineering for components like propeller shafts, pump parts, and seawater valve bodies, where saltwater exposure is constant. Beyond the sea, they serve vital roles in the oil and gas sector for pipelines and fittings, in desalination plants for heat exchangers, and in power generation for condenser tubes, proving their versatility and reliability across a wide spectrum of challenging applications.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Junaid Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Manama, Bahrain
Copyright 2024 Junaid Metals. All rights reserved