Extruded fin tube is rolled as an integrity with no thermal contact resistance, high intensity, featured in thermal shock and mechanical shock resistance.
| Carbon (C) | Manganese (Mn) | Silicon (Si) | Phosphorus (P) | Sulfur (S) | Chromium (Cr) | Copper (Cu) | Molybdenum (Mo) | Nickel (Ni) | Vanadium (V) |
|---|---|---|---|---|---|---|---|---|---|
| ≤0.30% | 0.29%~1.06% | ≤0.10% | ≤0.035% | ≤0.035% | ≤0.40% | ≤0.40% | ≤0.15% | ≤0.40% | ≤0.08% |
| Tensile Strength | Yield Strength | Elongation |
|---|---|---|
| minimum 60,000 psi (415 MPa) | minimum 35,000 psi (240 MPa) | at least 50% in 30 inches (2 mm) |
| Copper (Cu) | Phosphorus (P) | Iron (Fe) | Lead (Pb) | Sulfur (S) |
|---|---|---|---|---|
| ≥99.90% | ≤0.005% | ≤0.005% | ≤0.005% | ≤0.005% |
· with the remainder being silver (Ag) and total impurities ≤0.10%
Cu-T2 is a metal material with good electrical conductivity, thermal conductivity, corrosion resistance, and machinability, and it can be welded and brazed. It contains few impurities that reduce electrical and thermal conductivity.