导线型号意义.doc

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1、铝绞线及钢线芯铝绞(GB1179-83)铝绞线及钢芯铝绞线(GB1179-83)用途：木产品适用于架空电力线路用。型号及名称：型号名称LJ铝绞线LGJ钢芯铝绞线LGJF防腐钢芯铝绞线铝绞线及钢芯铝绞线的弹性系数和线膨胀系数:铝绞线的弹性系数和膨胀系数单线根数最终弹性系数(实际值)线膨胀系数(1/°C)N/4nn2kgt'/mm2759000600023.0X1061956000570023.OX1063756000570023.0X1066154000550023.0X106注：1、弹性系数值的精确度

2、±300N/mm2(±300kgf/mm2)02、弹性系数适用于受力在15%〜50%计算拉断力的铝绞线。钢芯铝绞线的弹性系数和线膨胀系数(包括：不同结构的铝钢截面比)结构铝钢截面比最终弹性系数(实际值)线膨胀系数(计算值)(1/°C)铝钢(N/mnr)(kgf/mm2)616.0079000810019.1X106775.067600077001&5X1061271.711050001070015.3X10618118.0066000670021.2X1062477.7173000740019.6X1

3、062676.1376000770018.9X1063074.2980000820017.8X10630194.3778000800018.0X10642719.4461000620021.4X10645714.4663000640020.9X10648711.3465000660020.5X1065477.7169000700019.3X10654197.9067000680019.4X106注：1、弹性系数值的精确度为土3000N/mm2(±300kgt7mm2).2、弹性系数适用于受力在15%〜

4、50%计算拉断力的钢芯铝绞线。规格重量及交货长度:LJ型铝绞线标称截血(mm2)结构根数/直径(mm)计算截而(mm2)外径(mm)直流电阻不大于(Q/km)计算拉断力(N)计算重量(kg/km)交货长度不小于(in)167/1.7015.895.101.802234043.54000257/2.1525.416.451.127435569.63000357/2.5034.367.500.8332576094.12000507/3.0049.489.000.57867930135.51500707/3

5、.6071.2510.800.401810950195.11250957/4.1695.1412.480.300914450260.5100012019/2.85121.2114.250.237319420333.5150015019/3.15148.0715.750.194323310407.4125018519/3.50182.8017.500.157428440503.0100021019/3.75209.8518.750.137132260577.4100024019/4.00238.7620

6、.000.120536260656.9100030037/3.20297.5722.400.0968946850820.4100040037/3.70397.8325.900.07247611501097100050037/4.16502.9029.120.05733763701387100063061/3.63631.3032.670.0457791940174480080061/4.10805.3636.900.035881159002225800LGJ型铝绞线及LGJF型防腐钢芯铝绞线标称截面铝

7、/钢(nun2)结构，根数/宜径(mm)计算截面(mm2)外径(mm)直流电阻不大于(Q/km)计算拉断力(N)计算軍量(kg/kn)交货长度不小于(m)铝钢铝钢总计10/26/1.501/1.5010.601.7712.374.502.706412042.9300016/36/1.851/1.8516.132.69825.551.779613065.2300025/46/2.321/2.3225.364.2329.596.961.1319290102.6300035/66/2.721/2.7234.

8、865.8140.678.160.823012630141.0300050/86/3.201/3.2048.258.0456.299.600.594616870195.1200050/3012/2.327/2.3250.7329.5980.3211.600.569242620372.0300070/106/3.801/3.8068.0511.3479.3911.400.421723390275.2200070/4012/2.727/2.7269.7340