AWG线规与公制、英制单位对照.doc

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1、AWG线规与公制、英制单位对照AWG（AmericanWireGauge），也被称作布朗/夏普线规（Brown/Sharpewiregauge），在美国，从1857年开始就被作为一种标准的线规使用，它广泛应用于圆柱体，立方体，有色金属及电力控制线的直径测量，它的截面积决定了导体的载流能力。AWG直径截面积电阻值60/75/90下的载流能力英制inch公制mmkcmilmm²Ω/kmΩ/kFT0000(4/0)0.4611.6842121070.16080.04901195/230/260000(3/0)0.409610.404168850.

2、20280.0618165/200/22500(2/0)0.36489.26613367.40.25570.07793145/175/1950(1/0)0.32498.25210653.50.32240.09827125/150/17010.28937.34883.742.40.40660.1239110/130/15020.25766.54466.433.60.51270.156395/115/13030.22945.82752.626.70.64650.19785/100/11040.20435.18941.721.20.81520.2

3、48570/85/9550.18194.62133.116.81.0280.313360.1624.11526.313.31.2960.395155/65/7570.14433.66520.810.51.6340.498280.12853.26416.58.372.0610.628240/50/5590.11442.90613.16.632.5990.7921100.10192.58810.45.263.2770.998930/35/40110.09072.3058.234.174.1321.26120.08082.0536.533.315

4、.2111.58825/25/30(20)130.0721.8285.182.626.5712.003140.06411.6284.112.088.2862.52520/20/25(15)150.05711.453.261.6510.453.184160.05081.2912.581.3113.174.016—/—/18(10)170.04531.152.051.0416.615.064180.04031.0241.620.82320.956.385—/—/14(7)190.03590.9121.290.65326.428.051200.0

5、320.8121.020.51833.3110.15210.02850.7230.810.414212.8220.02530.6440.6420.32652.9616.14230.02260.5730.5090.25866.7920.36240.02010.5110.4040.20584.2225.67250.01790.4550.320.162106.232.37260.01590.4050.2540.129133.940.81270.01420.3610.2020.102168.951.47280.01260.3210.160.0812

6、12.964.9290.01130.2860.1270.0642268.581.84300.010.2550.1010.0509338.6103.2310.008930.2270.07970.0404426.9130.1320.007950.2020.06320.032538.3164.1330.007080.180.05010.0254678.8206.9340.00630.160.03980.0201856260.9350.005610.1430.03150.0161079329360.0050.1270.0250.0127136141

7、4.8370.004450.1130.01980.011716523.1380.003970.1010.01570.0082164659.6390.003530.08970.01250.00632729831.8400.003140.07990.009890.00534411049注：1、kcmil（千圆密耳）：国外电缆截面积的一种表达方式，其与mm2的换算公式为：1kcmil＝0.507mm22、Ω/kFT：每一千英尺的欧姆数3、由表中归纳出的AWG与英寸的关系如下：　AWG=Aloginch-B　其中，A＝-19.，B＝9.73724。