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1、八、钢丝绳钢丝绳的分类及直径测量方法（1）按绳股捻法分右交互捻 左交互捻 右同向捻 左同向捻（2）按钢丝表面情况分用光面钢丝制成的（光面钢丝绳） 用镀锌钢丝制成的（镀锌钢丝绳） 镀锌层组别“甲”-用于重腐蚀条件 镀锌层组别“乙”-用于一般腐蚀条件（3）按钢丝机械性能分按钢丝韧性分：特别-韧性最好，I号-韧性较好，II号韧性一般按钢丝公称抗拉强度分（公斤/毫米）：140， 155， 170， 185， 200（4）钢丝绳直径测量方法注：钢丝绳直径是指其断面的外接圆直径。单股钢丝绳1x7用途悬挂电线，张拉铁塔、烟筒和电线杆等。绳1x7 （1+6）直径（毫米）钢丝总断面 积（毫米2）钢丝绳参考重量（
2、公斤/100米）钢丝绳公称抗拉强度（公斤/毫米2）钢丝绳纲丝140155170185200钢丝破断拉力总和（公斤）=1.20.40.880.751231361491621761.50.51.371.171912122322532741.80.61.981.692773063363663962.10.72.692.303764164574795382.40.83.523.014925455986517042.70.94.453.806236897568238903.01.05.504.70770852935101011003.31.16.655.6993110301130123013303.61
3、.27.916.76110012201340146015803.91.39.297.94130014301570171018504.21.410.779.21150016601830199021504.51.512.3610.57173019102100228024704.81.614.0712.03196021802390260028105.11.715.8813.58222024602690293031705.41.817.8015.22249027503020329035606.02.021.9818.79307034003730406043906.62.226.6022.7437204
4、120452049207.22.431.6527.0644304900538058507.82.637.1531.7652005750631068708.42.843.0836.8360306670732079609.03.049.4642.2969207660840091509.63.256.2748.117870872095601040010.53.567.3157.559420104001140011.53.879.3567.8411100122501345012.04.087.9275.17123001360014900注：表中粗线左侧，可供应光面或镀锌钢丝绳；右侧只供应光面钢丝绳（以
5、下同）单股钢丝绳1x19用途包麻钢丝绳的股心，悬挂电线，张拉铁塔、烟筒和电线杆等。绳 1x19 （1+6+12）直径（毫米）钢丝总断面 积（毫米2）钢丝绳参考重量（公斤/100米）钢丝绳公称抗拉强度（公斤/毫米2）钢丝绳纲丝140155170185200钢丝破断拉力总和（公斤）=2.00.42.392.033343704064424782.50.53.733.175225786346907463.00.65.374.5675183291299310703.50.77.316.21102011301240135014604.00.89.558.12133014801620176019104.50
6、.912.0810.27169018702050223024105.01.014.9212.68208023102530276029805.51.118.0515.34252027903060333036106.01.221.4818.26300033203650397042906.51.325.2121.43352039004280466050407.01.429.2324.85409045304960540058407.51.533.5628.53469052005700620067108.01.638.1832.45534059106490706076308.51.743.1036.64
7、603066807320797086209.01.848.3241.076760748082108930966010.02.059.6650.718350924010100110001190011.02.272.1961.361010011150122501335012.02.485.9173.021200013300146001585013.02.6100.8385.711410015600171001865014.02.8116.9399.391635018100198502160015.03.0134.24114.11875020800228002480016.03.2152.73129
8、.821350236502595028250单股钢丝绳1x37用途悬挂电线，张拉铁塔、烟筒和电线杆等。绳 1x37 （1+6+12+18）直径（毫米）钢丝总断面 积钢丝绳参考重量（公斤/100米）钢丝绳公称抗拉强度（公斤/毫米2）钢丝绳纲丝140155170185200（毫米2）钢丝破断拉力总和（公斤）=2.80.44.653.936517207908609303.50.57.266.13101011201230134014504.20.610.468.84146016201770193020904.90.714.2312.02199022002410263028405.60.818.5915
9、.71260028803160343037106.30.923.5319.88329036404000435047007.01.029.0524.55406045004930537058107.71.135.1429.69491054405970650070208.41.241.8235.34585064807100773083609.11.349.0941.48687076008340908098109.81.456.9348.11797088209670105001135010.51.565.3555.2291401010011100120501305011.01.674.3662.831
10、04001150012600137501485012.01.783.9470.93117501300014250155001675012.51.894.1179.52131501455015950174001880014.02.0116.1898.17162501800019750214502320015.52.2140.58118.81965021750238502600017.02.4167.30141.42340025900284003095018.02.6196.34165.92745030400333503630019.52.8227.71192.431850352503870042
11、10021.03.0261.41220.93655040500444004835022.53.2297.42251.341600461005055055000钢丝绳6x19用途各种起重，提升和牵引设备。绳6x19股（1+6+12）绳纤维芯直径（毫米）钢丝总断面 积（毫米2）钢丝绳参考重量（公斤/100米）钢丝绳公称抗拉强度（公斤/毫米2）钢丝绳纲丝140155170185200钢丝破断拉力总和（公斤）=6.20.414.3213.53200022102430264028607.70.522.3721.14313034603800413044709.30.632.2230.454510499054705960644011.00.743.8541.446130679074508110877012.50.857.2754.12801088709730105501145014.00.972.4968.50101001120012300134001445015.51.089.498
