... Conductivity: 15%-21%-30%-40% 3) Tensile strength: 560Mpa-1040Mpa 4) Elongation(MIN): 1.5% 5) Appearance: smooth, bright, shining ... resistance of copper. Compared to copper wire with a low density, high strength, low cost, anti - stealing and so on. B. ... electromagnetic and grounding resistance decline and soil contact area increases.4. Product line uses the strapping or disc packing, transport ...