型号金属丝直径基本孔径有效截面率单位面积网重相当英制目数MPW经X纬参考值%网重mm经X纬280.71X0.6331514.25.421.977.24X44320.63X0.4530020.44.041.538.49X62400.50X0.35525021.53.161.2110.2X79450.45X0.31522421.22.841.0811.8X89480.45X0.31521220.62.861.0812.2X89550.40X0.2818020.12.560.9614.1X100600.40X0.2816017.62.640.9616.1X100680.355X0.22416023.02.140.80317.2X125700.355X0.2514016.72.370.85518.7X112760.315X0.2014022.31.900.71519.3X140900.315X0.22411215.72.130.76321.8X1251000.28X0.2010014.61.920.6825.6X1401200.25X0.188013.62.640.6130.0X1551400.224X0.167112.71.580.54435.1X1751600.20X0.146012.51.40.4840.6X2001800.16X0.11256151.090.38445.4X2492000.14X0.105014.60.960.3451.3X2792400.14X0.104512.80.990.3427.7X2792600.125X0.093610.80.90.30567.7X310280I0.112X0.083612.70.790.27270.2X349280II0.112X0.0714016.20.720.25470.2X393)