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Technical Specifications
Product Overview
110 Copper Round Bar is manufactured from high-purity electrolytic tough pitch (ETP) copper, offering exceptional electrical and thermal conductivity. This premium grade copper bar provides excellent corrosion resistance and superior workability for demanding applications.
Key Features:
- Excellent electrical conductivity (¡Ý100% IACS)
- Superior thermal conductivity for heat transfer applications
- Outstanding corrosion resistance in most environments
- Excellent formability and machinability
- Non-magnetic and antimicrobial properties
Manufacturing Process: Produced through continuous casting and hot rolling processes, followed by precision drawing to achieve tight dimensional tolerances and superior surface finish.
Applications: Electrical conductors, bus bars, heat exchangers, plumbing fittings, marine hardware, architectural applications, electrical components, and general engineering applications requiring high conductivity and corrosion resistance.
🧪 Chemical Composition
| Element | Min % | Max % | Typical % | ASTM B152 Requirement |
|---|---|---|---|---|
| Copper (Cu) | 99.90 | - | 99.95 | ¡Ý 99.90 |
| Oxygen (O) | - | 0.04 | 0.02 | ≤ 0.04 |
| Silver (Ag) | - | 0.25 | 0.10 | ≤ 0.25 (included in Cu) |
| Phosphorus (P) | - | 0.002 | 0.001 | ≤ 0.002 |
| Lead (Pb) | - | 0.005 | 0.002 | ≤ 0.005 |
| Iron (Fe) | - | 0.005 | 0.002 | ≤ 0.005 |
| Nickel (Ni) | - | 0.002 | 0.001 | ≤ 0.002 |
| Zinc (Zn) | - | 0.003 | 0.001 | ≤ 0.003 |
| Other Elements | - | 0.10 | 0.05 | ≤ 0.10 total |
⚙️ Mechanical Properties
| Property | ASTM Requirement | Typical Value | Test Method | Temperature |
|---|---|---|---|---|
| Tensile Strength | 220 MPa min | 240 MPa | ASTM E8 | Room Temp |
| Yield Strength (0.2%) | 70 MPa min | 85 MPa | ASTM E8 | Room Temp |
| Elongation | 25% min | 35% | ASTM E8 | Room Temp |
| Hardness (Brinell) | - | 45 HB | ASTM E10 | Room Temp |
| Hardness (Rockwell B) | - | 40 HRB | ASTM E18 | Room Temp |
| Modulus of Elasticity | - | 110 GPa | ASTM E111 | Room Temp |
| Impact Energy (Charpy V) | - | 150+ J | ASTM E23 | Room Temp |
🔬 Physical Properties
| Property | Value | Unit | Temperature | Test Standard |
|---|---|---|---|---|
| Density | 8.94 | g/cm3 | 20¡ãC | ASTM B311 |
| Melting Point | 1083 | ¡ãC | - | DSC Analysis |
| Thermal Conductivity | 391 | W/m·K | 20¡ãC | ASTM E1461 |
| Specific Heat | 385 | J/kg·K | 0-100¡ãC | ASTM C351 |
| Linear Expansion | 16.5 | μm/m·K | 0-100¡ãC | ASTM E228 |
| Electrical Resistivity | 17.2 | nΩ·m | 20¡ãC | ASTM B193 |
| Magnetic Permeability | 0.999 | μ/μ₀ | Room Temp | ASTM A342 |
| Curie Temperature | None | - | - | Non-magnetic |
📏 Product Specifications
| Specification | Available Range | Standard Length | Custom Available | Tolerance |
|---|---|---|---|---|
| Diameter | 3mm - 300mm | Various | Yes | ±0.1mm to ±1.0mm |
| Length | 0.5m - 6m | 3m | Yes | +25mm/-0mm |
| Surface Finish | Mill, Polished, Bright | Mill | Yes | Ra ≤ 1.6μm |
| Straightness | Standard, Precision | Standard | Yes | ≤ 2mm/m |
| End Condition | Sawn, Machined | Sawn | Yes | Square ±1¡ã |
| Temper Condition | Soft (O61), Hard (H04) | Soft (O61) | Both | ASTM standard |
| Standards Compliance | ASTM B152, B187, B133 | B152 | Multiple | Full compliance |
| Electrical Grade | ETP, OF, DHP | ETP | Yes | IACS standard |
| Test Certificate | Mill TC, EN 10204 3.1 | Mill TC | Yes | Standard |
| Packaging | Bundles, Boxes, Pallets | Bundles | Custom | Export standard |
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Our Advantages in Processing 110 Copper Round Bar
Superior Electrical Conductivity
The manufacturing process ensures 99.9% pure copper content, resulting in exceptional electrical conductivity properties. This high purity level is maintained through careful material selection and quality control during the bar forming process.
Precise Round Bar Formation
Advanced continuous casting and drawing techniques create perfectly cylindrical bars with tight dimensional tolerances. This precision manufacturing ensures consistent diameter and surface finish across the entire length of the bar.
Enhanced Machinability Properties
The controlled cooling process during manufacturing results in optimal grain structure, providing excellent machinability characteristics. This allows for precise cutting, threading, and forming operations without compromising material integrity.
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