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铜包铝线、铜线、铝线的物理和机械性能对照表 Characteristics Comparison

 

                     导体 conductor  性能 property 铜包铝线 铜线 铝线
CCA wire Copper wire Aluminum
wire 铜体积比(%)copper volume 15 100 0
比重(g/cm) Specific gravity 3.63 8.89 2.7
相同线径单位重量的长度比 2.5:1 01:01 3.29:1
length comparision with copper      
导电率(%IACS)conductivity 70 100 62
电阻率(Ω.mm/m)DC resistivity 0.02462 0.01724 0.0274
抗拉强度(Mpa)tensile strength 95-135 215-265 68-107
伸长率(%)Elongation ≥10 ≥20 ≥8
卷线性windability
重量weight
钎焊性soldering
直流电阻DC Resistance

 

常用铜包铝线直线直径及特性常数 Characteristics of CCA wire

 

铜层厚度   Copper thickness (mm)       单位长度质量       Mass per unit length (kg/km)   单位长度直流电阻    DC resistance per unit length (/km) 20℃ CCA抗拉强度 Tensile Strength   (Mpa) CCA伸长率   Elongation (%)
CCA-10% CCA-15% CCA-10% CCA-15% 纯铜线 CCA-10% CCA-15% 纯铜线 A H A H
        Copper     Copper (max) (min) (min) (min)
0.089 0.127 67.26 73.54 180.11 1.35 1.32 0.85 138 152 15 1.5
0.068 0.097 38.84 36.93 104.47 2.35 2.29 1.47 138 166 15 1.5
0.053 0.075 23.45 23.15 62.88 3.88 3.79 2.44 138 179 15 1.0
0.046 0.069 19.88 17.81 53.61 4.55 4.44 2.86 138 186 15 1.0
0.0385 0.055 12.61 13.54 33.81 7.22 7.04 4.54 138 200 15 1.0
0.0377 0.058 12.05 11.98 32.3 7.56 7.37 4.75 138 200 15 1.0
0.036 0.051 10.95 11.4 29.36 8.31 8.11 5.23 138 205 15 1.0
0.032 0.045 8.539 8.24 22.89 10.67 10.4 6.7 138 205 15 1.0
0.02889 0.041 6.926 6.41 18.57 13.15 12.8 8.27 138 205 15 1.0
0.011 0.016 1.049 1.15 2.81 88.04 85 55.3 138 205 15 1.0
0.009 0.013 0.651 0.71 1.74 139.77 136 87.9 172 205 10 1.0

 

 

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