Rupal Metals stands out as a reliable manufacturer and supplier of Copper C10940 Bars and Rods, delivering top-notch copper alloy solutions right from Delhi, India. With a reputation for precision and strict quality control, Rupal Metals offers Copper C10940 products that shine in both electrical conductivity and mechanical strength. These bars and rods find their place in specialized electrical and electronic applications where thermal stability and resistance to corrosion are crucial. Committed to meeting unique customer needs, providing dependable service, and maintaining consistent quality, Rupal Metals caters to clients in the power, defense, aerospace, and instrumentation sectors, both in India and around the world.
Copper C10940 is a high-conductivity copper alloy that falls under the oxygen-free high-conductivity (OFHC) category. It boasts over 99.95% pure copper, with trace elements carefully controlled to guarantee outstanding conductivity and minimal volatility in vacuum conditions. This alloy delivers electrical conductivity of up to 101% IACS and remarkable thermal conductivity. On the mechanical side, it offers moderate strength with a tensile range of 210–280 MPa, along with excellent ductility and formability. C10940 also shows exceptional resistance to hydrogen embrittlement, making it perfect for vacuum and high-purity applications like electronics and semiconductor manufacturing.
| Thinckness: | 5-300mm,etc | Length: | 500-12000mm or customization |
| Machining: | Customization | Standard: | ASTM,AISI,JIS,GB, DIN,EN |
| Surface Finish | Mill, polished, bright, oiled, brush, mirror, sand blast, or as required. | ||
| Certification: | ISO, DFARS, REACH RoHS | Trade terms | FOB,CRF,CIF,EXW all acceptable |
| Loading Port | – | Delivery time | – |
| Copper | C10940 | ||
| T1,T2,T3,TU1,TU0,TU2,TP1,TP2,TAg0.1, | |||
| ASTM | |||
| Element | Content (%) |
|---|---|
| Copper, Cu | 99.9 |
| Oxygen | 0.02 max |
| Silver | 0.085 |
| Properties | Metric | Imperial |
|---|---|---|
| Density | 8.9 gm/cm3 | 0.323 lb/in3 |
Yes, Copper C10940 Bars and Rods can be susceptible to galvanic corrosion when in contact with dissimilar metals, particularly in the presence of an electrolyte. Proper insulation or coatings help prevent this.
Yes, Copper C10940 Bars and Rods are fully recyclable. The material retains its key properties after recycling, making it an environmentally sustainable option for industrial use and reducing waste.
Yes, Copper C10940 Bars and Rods can be used for natural gas applications. They offer excellent corrosion resistance and conductivity, but additional protection may be needed in harsh or high-pressure environments.
Rupal Metals’ Copper C10940 Bars and Rods are primarily designed for high-purity, high-conductivity applications where minimal contamination and superior thermal performance are vital. Common applications include components in semiconductor equipment, particle accelerators, vacuum systems, electronic connectors, RF/microwave devices, and cryogenic engineering. The alloy’s ultra-high purity and low outgassing properties make it an ideal choice for these advanced technologies.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Rupal Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Delhi, India
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