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| copper plated ground rod Parameter: |
(1):Copper layer thickness : ≥0.25mm |
(2):Resistivity : ≤0.15ohmM |
(3):Tensile strength : 500-580N/mm² |
(4):Tensile ratio : 0.8-0.95 |
(5):Elongation : 8%-15% |
(6):Copper Earth rods be bent over120 °, no crack peeling or sharp (with a 71mm diameter forming wheel) |
| (7):10% nitric acid liquid concentration in 90 hours, corrosion may weightlessness 15% |
(8):Continuous copper layer super-high temperature 300 degrees above 1 hour after quench, copper layer wont spalling |
copper plated ground rod