1 surface treatment: neat and beautiful,no flaw 2 patented trimming 3 edge in right angle 4 Conductivity:TU2 100% T2 98%
TRANSFORMER COPPERBELT
Strictly in accordance with this standard GB/T18813-2002 standards, and provides the requirements for transformer copper, testing methods, inspection rules, marking, packaging, transportation, storage and contract content. This standard applies to copper wound transformer coil.
Table 1 strip grades, status, and specifications
Trademark | Supply Status | Specifications | |
Thickness | Width | ||
TU1,T2 | M | 0.10~0.50 | ≤600 |
0.50~2.50 | ≤1000 | ||
Note: After consultation with both supply and demand, but also can supply other grades, status, and specifications of the strip | |||
Table 2 The mechanical properties of strip
Trademark | Status | Tensile strength σb / MPa | Elongation δ10 /% | Vickers hardness HV |
Not less than | ||||
TU1,T2 | M | 195 | 35 | 45~65 |
Note: The thickness of less than 0.20 mm of the strip, the test results for reference only. | ||||
Table 3, the electrical properties of strip
Trademark | Conductivity /% IACS is not less than | Resistivity / ∩ · mm2 / m is not greater than |
TU1 | 100 | 0.017 241 |
T2 | 98 | 0.017 593 |
Note: Choose one of conductivity and resistivity, and in the contract, does not indicate when the test conductivity. Conductivity = 100% × 0.017241 / resistivity measured. | ||
copper foil for transformers
