Electrolytic Tough Pitch Copper | Alloy Grade - Cu-ETP
Material No. Unified Numbering System (UNS): C11000
Chemical Composition
| Element | Cu(1,2) | O |
|---|---|---|
| Min (%) | 99.90 | |
| Max (%) | Rem | 0.04 |
1. Cu value includes Ag.
2. Oxygen controlled to 0.04% max.
Cu-ETP has very high electrical and thermal conductivity with outstanding hot and cold ductility for electrical distribution.
Common Fabrication Processes
Forging
Extruding
Drawing
Bending
Machining
Mechanical & Electrical Properties
| Form | Range in mm | Tensile Strength in N/MM² | Elongation in % | Rockwell Hardness HRB | Conductivity% |
|---|---|---|---|---|---|
| Rod / Flat | Annealed | 220 | 35 | 45-60 HB | ≥100 |
| Rod / Flat | Half Hard | 280 | 15 | 65-85 HB | ≥98 |
| Rod / Flat | Full Hard | 360 | 10 | 85-110 HB | ≥97 |
Physical Properties
| Melting Point – Liquidus °C | 1083 |
| Density lb/cu in. at 20°C | 0.321 |
| Specific Gravity | 8.89 |
| Electrical Conductivity% IACS at 20°C | 101 |
Applicable Form & Size
| Form | Size Dimensions |
|---|---|
| Flat Bar | Thick: 3 mm-100 mm | Width: 10 mm-250 mm |
| Rod | Dia: Ø4 mm-Ø150mm |
Apart from above we can also manufacture as per customer specification.
Typical Industrial Applications
Electrical Sector
- Heavy Duty Electrical Busbars
- Transformer Secondary Windings
- Substation Disconnects
Industrial & Automotive Sector
- Heat Exchangers
- Plumbing Conductors