AWG线径对照表 _原创文档.pdfVIP

AWG线径对照表

其实AWG(AmericanWireGauge)是美制电线标准的简称，AWG值是导线厚度（以英

寸计）的函数。下表是AWG与公制、英制单位的对照表。其中，4/0表示0000，3/0表

示000，2/0表示00，1/0表示0。例如，常用的电话线直径为26AWG，约为0.4mm。

外径截面电阻外径截面电阻

AWG公制英制积值AWG公制英制积值

mminch(mm2)(W/km)mminch(mm2)(W/km)

4/011.680.46107.220.17220.6430.02530.324754.3

3/010.400.409685.010.21230.5740.02260.258848.5

2/09.270.364867.430.26240.5110.02010.204789.4

1/08.250.324953.490.33250.440.01790.162479.6

17.350.289342.410.42260.4040.01590.1281143

26.540.257633.620.53270.3610.01420.1021128

35.830.229426.670.66280.320.01260.0804227

45.190.204321.150.84290.2870.01130.0647289

54.620.181916.771.06300.2540.01000.0507361

64.110.162013.301.33310.2260.00890.0401321

73.670.144310.551.68320.2030.00800.0316583

83.260.12858.372.11330.180.00710.0255944

92.910.11446.632.67340.160.00630.0201956

102.590.10195.263.36350.1420.00560.01691,200

112.300.09074.174.24360.1270.00500.01271,530

122.050.08083.3325.31370.1140.00450.00981,377

131.820.07202.6276.69380.1020.00400.00812,400

141.630.06412.0758.45390.0890.00350.00622,100

151.450.05711.64610.6400.0790.00310.00494,080

161.290.05081.31813.5410.0710.00280.00403,685

171.150.04531.02616.3420.0640.00250.00326,30