鋁包鋼芯鋁絞線技術參數(shù)表

1、表1鋁包鋼芯鋁絞線技術參數(shù)表導、地線名稱和參數(shù)鋁包鋼芯鋁絞線ACSR/AS-720/50鋁包鋼芯鋁絞線JL/LB20A - 630/55鋁包鋼芯鋁絞線JL/LB20A - 630/45鋁包鋼芯鋁絞線JL/LB20A - 500/45鋁包鋼芯鋁絞線JL/LB20A - 500/35鋁包鋼芯鋁絞線JL/LB20A-400/50結構，根數(shù)/ 直徑（mm鋁45/4.5348/4.1245/4.2048/3.6045/3.7554/3.07鋼鋁包鋼7/3.027/3.27/2.87/2.87/2.57/3.07計算截面（mm）鋁725639.92623.45488.58497.01399.73鋼鋁包鋼5

2、0.156.3043.1043.1034.3651.82總計775+2.0%696.22666.55531.68531.37451.55外徑（mm36.2 ±1%34.3233.6030.030.027.63200C直流電阻（Q/km）0.039050.043840.045260.057410.056780.06927計算拉斷力（kN）167.0169.9151.5129.9120.8128.1計算重量（kg/km ）2337.0 +2%2140.82007.21635.31600.21448.1最終彈性系數(shù)（N/mrn）614006600065000660006500069000線

3、膨脹系數(shù)（計算值）（1/oC）一一-621.5 X 10一 一一 -621.2 X 10一一 -621.5 X 10一 一一 -621.2 X 10一一 -621.5 X 10_ -620.6 X 10圓鋁線絞后抗拉強度不小于（N/mmi）157（45根平均值）152（45根中最小值）152152154154157鋁包鋼線抗拉強度不小于（N/mmi）134013401340134013401340交貨長度小小十（m）250025002500250025002500適用標準技術要求按 GB/T1179-1999結構按 GB 1179-83 ,技術要求按 GB/T1179-1999適用標準鋁包鋼線

4、結構性能應滿足GB/T17937-1999電工用鋁包鋼線中的LB1A型鋁包鋼線的要求續(xù)表1鋁包鋼芯鋁絞線技術參數(shù)表'''互稱和_鋁包鋼芯鋁絞線鋁包鋼芯鋁絞線鋁包鋼芯鋁絞線鋁包鋼芯鋁絞線鋁包鋼芯鋁絞線鋁包鋼芯鋁絞線鋁包鋼芯鋁絞線一一一_型號參數(shù)I-JL/LB20A-400/50JL/LB20A-400/35 JIL/LB20A-300/40 JL/LB20A-300/25JL/LB20A-240/55 JL/LB20A-240/40JL/LB20A-240/30結構，根數(shù)/直徑（mm54/3.0748/3.2224/3.9948/2.8530/3.226/3.4224/3

5、.6鋼鋁包鋼7/3.077/2.507/2.667/2.227/3.27/2.667/2.4計算截回（mm）鋁399.73390.88300.09306.21241.27238.84244.29鋼鋁包鋼51.8234.3638.9027.157.3038.9031.67總計451.55425.24338.99333.31297.57277.74275.96外徑（mm27.6326.8223.9423.7622.4021.6621.6200C直流電阻（Q /km）0.069270.071770.092110.091600.11100.11450.1131計算拉斷力（kN）128.1105.794

6、.6984.58108.6086.0977.09計算重量（kg/km）1448.11307.51085.51025.51039.4916.9883.7最終彈性系數(shù)（N/mnm）69000660006900066000750007100069000線膨脹系數(shù)（計算值）（1/oC）-620.6 X 10-621.2 X 10-620.6 X 10-621.2 X 10-619.3 X 10-620.1 X 10-620.6 X10圓鋁線絞后抗拉強度不小于（N/mmi）157157152160157156154鋁包鋼線抗拉強度不小于（N/mmi）134013401340134013401340134

7、0交貨長度小小十（m）2500250025002500250025002500適用標準結構按 GB 1179-83,技術要求按 GB/T1179-1999適用標準鋁包鋼線結構性能應滿足GB/T17937-1999電工用鋁包鋼線中的LB1A型鋁包鋼線的要求續(xù)表1鋁包鋼芯鋁絞線技術參數(shù)表導、地線名稱和 型號參數(shù)鋁包鋼芯鋁絞線JL/LB20A-185/30鋁包鋼芯鋁絞線JL/LB20A - 185/25鋁包鋼芯鋁絞線JL/LB20A-150/35鋁包鋼芯鋁絞線JL/LB20A-150/25鋁包鋼芯鋁絞線JL/LB20A-95/55鋁包鋼芯鋁絞線JL/LB20A-70/40結構，根數(shù)/直徑（mn）鋁2

8、6/2.9824/3.1530/2.5026/2.712/3.2012/2.72鋼鋁包鋼7/2.327/2.17/2.507/2.17/3.207/2.72計算截回（mm）鋁181.34187.04147.26148.8696.5169.73鋼鋁包鋼29.5924.2534.3624.2556.3040.67總計210.93211.29181.62173.11152.81110.4外徑（mrm18.8818.917.5017.1016.0013.60200C直流電阻（Q /km）0.15080.14780.18180.18380.24980.3458計算拉斷力（kN）66.3459.9667.0054.4183.4860.66計算重量（kg/km ）696.5676.6634.4571.5639.2461.8最終彈性系數(shù)（N/mmi）710006900075000710009100091000線膨脹系數(shù)（計算值）（1/°0_ -620.1 X 10_ -620.6 X 10一 一一-619.3 X 10_ -620.1 X 10_ -617.1 X 10_ -617.1 X 10圓鋁線絞后抗拉強度小小十（N/mm）160157168164157164鋁包鋼線抗拉強度小小于（N/mm）1340134013401340134013