Characteristics of bare copper wire

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Diameter Tolerance Ovality max Elongation Soft wire Elongation Hard wire Tensile Strength Soft wire Tensile Strength Hard wire Electric resistivity Soft wire Electric resistivity Hard wire
mm mm mm % % kg/mm2 kg/mm2 Ωmm2/m Ωmm2/m
0.1 ±0.003 0.003 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.2 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.3 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.36 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.4 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.41 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.42 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.43 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.44 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.45 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.46 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.47 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.48 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.49 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.5 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.52 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.53 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.54 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.55 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.56 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.58 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.6 ±0.004 0.004 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.62 ±0.005 0.005 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.65 ±0.005 0.005 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.66 ±0.005 0.005 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.68 ±0.005 0.005 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.7 ±0.005 0.005 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.72 ±0.005 0.005 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960
0.75 ±0.005 0.005 ≥20 ≤4 20~28 ≥40 ≤0.017241 ≤0.017960