防扭钢丝绳又被称为无扭钢丝绳主要用途:用于电力线路牵引,引力展放导线,亦可作为放线的牵引绳。但牵引磨芯直径应不小于15倍绳索直径。在拉力允许的情况下也可代替普通钢丝绳作起吊索。防扭钢丝绳是用优质镀锌钢丝绳(1*19W,1*25FI〕编织而成。其特点:在自由状态下承受张力时,钢丝的旋转角度等于0,合成转矩等于0。绳索柔软性好,解除张力后不打结,不缠绕,不破股,不出金钩。防扭钢丝绳结构形式(横截面1、四方八股2、四方十二股3、六方十二股绳索结构公称方径
(mm)股绳结构股绳直径
(mm)股绳抗拉强度
(Mpa)股绳破断拉力
(KN)绳索破断拉力
(KN)绳索参考重量
(kg/km)四方八股71×19W2.019604.64019491×19W2.519607.557288111×19W3.0196010.576400131×19W3.5196014.3105580151×19W4.0196018.7122691181×25Fi4.8-5.0196030.02041040四方十二股91×19W2.019604.655297111×19W2.519607.585432131×19W3.0196010.5140630151×19W3.5196014.3165864181×19W4.0196018.72001100201×25Fi4.2-4.5196024.52501290221×25Fi4.8-5.2196031.33201300241×25Fi5.0-5.21960363651786251×25Fi5.2-5.5216041.54202250261×25Fi5.5-5.62160282882300六方十二股91×19W2.019604.655297111×19W2.519607.585432131×19W3.0196010.5122630151×19W3.5196014.3165864181×19W4.0196018.72001100201×25Fi4.2-4.5196024.52501290221×25Fi4.8196030.03061560241×25Fi5.0-5.2196035.73501822251×25Fi5.2-5.51960383882160261×29Fi5.5-5.61960383882280281×29Fi6.01960424302310301×29Fi6.51960474802721