Copper
110 Copper — Properties & Applications
Pure copper at 101% IACS — the highest conductivity you can buy.
Density
0.322 lb/in³
Yield Strength
40 ksi
Tensile Strength
45 ksi
Machinability
Fair
Weldability
Good
About 110 Copper
Electrolytic tough pitch (ETP) copper — the highest electrical conductivity of any commercial copper. Bus bars, connectors, and electrical applications.
101% IACS ConductivityBus Bar StandardElectrical GradeHighest Conductivity
Why Choose 110?
C110 is the electrical industry standard — 101% IACS conductivity. Required for bus bars, ground straps, and high-current connectors where every milliohm of resistance matters.
Applications
Bus bars, electrical connectors, ground straps, transformer windings, heat sinks, wave guides, solar cell interconnects, lightning rod conductors
Mechanical Properties
| Property | Value | Unit |
|---|---|---|
| Yield Strength | 40 | ksi |
| Tensile Strength | 45 | ksi |
| Elongation | 10 | % |
| Hardness | 50 HRB* | |
| Machinability | Fair | |
| Weldability | Good | |
| Corrosion Resistance | Excellent | |
| Formability | Good | |
| Electrical Conductivity | 101% IACS |
Chemical Composition
| Element | Percentage |
|---|---|
| Cu | 99.90 min |
| O | 0.04 max |
Applicable Specifications
ASTM B152ASTM B187ASTM B133UNS C11000
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