耐热铝合金导线（Heat-resistantaluminumalloyconductor）一、产品型号NRLH58J：导电率为58%IACS的铝合金绞线NRLH58GJ：导电率为58%IACS的钢芯耐热铝合金绞线二、产品性能特点及用途导线长期工作温度为150摄氏度，比普通导线长期工作温度提高1.14倍，载流量提高60%。单线抗拉强度保持率≧90%。单线导电率≧58%IACS。线膨胀系数为0.0000231/℃。电阻温度系数为0.00391/℃。耐热铝合金导线，不仅具有负荷过载能力强、耐热性能好、传输容量大、抗拉强度高、驰度低等一系列优点，同时它还可以大大降低线路建设的***，有效地解决线路走廊拥挤的问题，改善城市环境，它广泛地应用于电网增容改造、变电站建设和大跨越输电线路中，具有显著的经济效益和社会效益。Heat-resistantaluminumalloyconductorProductTypesNRLH58J:Heat-resistantaluminumalloyconductorwithconductivity58%IACS.NRLH58GJ:Heat-resistantaluminumalloyconductorsteelreinforcedwithconductivity58%IACS.Featuresandapplication--Long-termoperationtemperatureis150centigradedegrees,1.14timeshigherthannormalconductoranditscurrentcapacity60%higherthannormalconductor.--Retentionoftensilestrengthofsinglewireisnotlessthan90%.--Linearexpansioncoefficient0.0000231/℃.--Retention-temperaturecoefficient0.00391/℃.Heat-resistancealuminumalloyconductorhasnotonlystrongcapacityofoverload,excellentheat-resistance,bigtran***issioncapacity,hightensilestrengthandlowsagetc,butalsocandecrease***iouslytheinvestmentoflinec***truction,resolveefficientlythecrowdedlinerouteandimprovetheenvironmentofcity.Theyareusedwidelytoreformandenlargethelinecapacity,c***tructionofpowerstation,tran***issionlinewithbigspanandh***everynotableeconomicandsocialbenefit.)