Rupal Metals stands out as a trusted manufacturer and supplier of Copper C12000 Bars and Rods, right in the heart of Delhi, India. Renowned for their high-purity, oxygen-free copper products, Rupal Metals provides Copper C12000 bars and rods that excel in electrical, thermal, and industrial applications. With remarkable conductivity, ductility, and workability, these products are a favorite in industries that require precision and top-notch performance. Rupal Metals is committed to quality manufacturing, ensuring tight dimensional tolerances and adherence to international standards. Their offerings come in various diameters and finishes, tailored to meet the unique needs of clients in the power, electronics, automotive, and engineering sectors.
Copper C12000, often referred to as Oxygen-Free Phosphorus Copper, boasts a minimum copper content of 99.9% along with a carefully controlled phosphorus level (0.015–0.04%) to enhance its formability and weldability. This material shines with excellent thermal and electrical conductivity (up to 100% IACS) and shows impressive resistance to hydrogen embrittlement. With a tensile strength ranging from 240 to 300 MPa and outstanding ductility, it’s perfect for bending, brazing, and welding tasks. C12000 is also corrosion-resistant and retains its strength even at higher temperatures, making it a top choice for electrical, roofing, and industrial heat transfer systems.
| 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. |
| Copper Grades | C10200 |
| Melting Point – Solidus ⁰F | 1981 |
| Melting Point – Liquidus ⁰F | 1981 |
| Density lb/cu in. at 68⁰F | 0.323 |
| Electrical Conductivity % IACS at 68⁰F | 101 |
| Specific Gravity | 8.94 |
| Specific Heat Capacity Btu/lb/⁰F @ 68 ⁰F | 0.092 |
| Thermal Conductivity Btu/sq ft/ft hr/ ⁰F at 68⁰F | 226 |
| Coefficient of Thermal Expansion 10-6 per ⁰F (68-392 ⁰F) | 9.6 |
| Modulus of Rigidity ksi | 6400 |
| Coefficient of Thermal Expansion 10-6 per ⁰F (68-212 ⁰F) | 9.4 |
| Modulus of Elasticity in Tension ksi | 17000 |
| Coefficient of Thermal Expansion 10-6 per ⁰F (68-572 ⁰F) | 9.8 |
| Standards | Country | Value |
|---|---|---|
| EN | Europe | Cu-OF |
| DIN CEN/TS 13388 | Germany | CW008A |
| UNS | – | C10200 |
| JIS | Japan | C1020 |
| GB | China | TU1 |
| BS | England | C102 |
| Thermal Properties | Metric | English |
|---|---|---|
| Annealing Point | >= 371 °C | >= 700 °F |
| CTE, linear | 17.0 µm/m-°C @Temperature 20.0 – 100 °C | 9.44 µin/in-°F @Temperature 68.0 – 212 °F |
| 17.7 µm/m-°C @Temperature 20.0 – 300 °C | 9.83 µin/in-°F @Temperature 68.0 – 572 °F | |
| 17.3 µm/m-°C @Temperature 20.0 – 200 °C | 9.61 µin/in-°F @Temperature 68.0 – 392 °F | |
| Thermal Conductivity | 391 W/m-K @Temperature 20.0 °C | 2710 BTU-in/hr-ft²-°F @Temperature 68.0 °F |
| Melting Point | 1083 °C | 1981 °F |
| Specific Heat Capacity | 0.385 J/g-°C @Temperature 20.0 °C | 0.0920 BTU/lb-°F @Temperature 68.0 °F |
| Property/unit | Condition | Min | Max |
|---|---|---|---|
| Tensile Strength (N/mm2) | 1/2H | 290 | |
| Elongation in 5.65 Cross sectional area | O | 32 | |
| Tensile Strength (N/mm2) | H | 350 | |
| Tensile Strength (N/mm2) | O | 260 | |
| Elongation in 5.65Cross sectional area | 1/2H | 4 |
Yes, Copper C10200 Bars and Rods are fully recyclable. Copper retains its properties after recycling, making it an environmentally friendly and sustainable material for repeated use in various industries.
Copper C10200 Bars and Rods generally do not require corrosion protection coatings as copper naturally resists corrosion. However, in certain aggressive environments, protective coatings may be used to enhance durability.
Yes, Copper C10200 Bars and Rods can be welded using techniques like TIG and MIG welding. Their high conductivity and low oxygen content ensure strong and reliable welds for various applications.
Rupal Metals’ Copper C12000 Bars and Rods find their way into a variety of industries thanks to their exceptional conductivity, formability, and resistance to corrosion. You’ll commonly see them in applications like electrical busbars, connectors, transformer and switchgear components, heat exchanger tubes, roofing, plumbing, and solar panel systems. The oxygen-free and phosphorus-deoxidized nature of this copper makes it particularly well-suited for brazing and welding, ensuring reliable performance across the board.






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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