钢丝绳新标准解析

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1、钢丝绳新标准一、新旧标准主要标记代号对照名称GB8707-88GB1102-74、YB829-79西鲁式钢丝绳SX瓦林吞式钢丝绳WW填充式钢丝绳FiT面接触钢丝绳TM圆股无代号无代号三角股V椭圆股QO纤维芯(天然或合成)FC纤维芯天 然纤维芯NF纤维芯合 成纤维芯SF纤维芯钢丝绳芯IWR金属绳芯钢丝股芯IWS光面钢丝NAT光A 类镀锌钢丝ZAAA B 类镀锌钢丝ZABB 类镀锌钢丝ZBB甲组镀锌钢丝甲一镀乙组镀锌钢丝乙一镀右交互捻ZS右交左交互捻SZ左交右同向捻ZZ右同左同向捻SS左同、钢丝绳的标记1.全称标记示例及说明例 1 (摘自 GB1102-74)产品标准编号 捻法 光面韧性号公称抗拉

2、强度(Kgf/mm)绳直径(mm) 结构18 NAT 6( 9+9+1) + NF例 2 (摘自 GB8707-88,将原标准号 GB1102 改为 GB/T8918-1996)产品标准编号单位长度重量(Kg/100m)最小破断拉力(KN)捻法(右同)钢丝绳公称抗拉强度(MPa钢丝绳结构钢丝表面状态(光面)钢丝绳的公称直径(mm)例3 (摘自GB8707-88,将原标准号 GB1102改为GB/T8918 )18ZAA6(9+9+1)+SF1770ZSGB/T89182.简化标记示例(摘自 GB8707-88 )18NAT6 X 19S+ NF1770ZZ19018ZBB6 X 19W + N

3、F1770ZZ18NAT6 X 25Fi+IWR177018ZAA6 X 19S+ NF通常使用最多的是简化标记,而且是上述示例中最后(最简单)的一个。GB/T8918和GB/T16269,钢丝绳的公称直径全为整数,14mm以上全为偶数。钢丝绳选择:推荐表供选绳参考,表里每栏中钢丝绳的排列顺序,基本按绳径由小到大。用途矿井条件名称结构备注立井淋水大,酸碱度 高,锈蚀严重或涂油困难的矿井异型股钢丝绳6V X 21, 6V X 30, 6V X 33,6V X 36, 6V X 37S, 6V X 43,6QX 19+ 6V X 21, 6Q X 33+6V X 21选用镀锌钢丝绳圆股钢丝绳6X

4、19S, 6X 21W, 6 X 25Fi, 6X 29Fi, 6X 26SW, 6X31SW, 6X 36SW, 6 X 41SW锈蚀与磨损都较 轻的矿井异型股钢丝绳6V X 21, 6V X 30, 6V X 33,6V X 36, 6V X 37S, 6V X 43,6QX 19+ 6V X 21, 6Q X 33+6V X 21圆股钢丝绳6X 19W, 6X 25Fi , 6X 29Fi ,6X 36SW摩擦轮式提升矿 井异型股钢丝绳6V X 21, 6V X 30 , 6V X 37S ,6QX 19+ 6V X 21选用镀锌钢丝绳异型股钢丝绳6QX 19+ 6V X 21 , 6Q

5、 X 33+6V X 21如挤压变形严重, 应选用钢芯钢丝绳开凿立井用绳多层股钢丝绳17X 7 , 18X 7, 34X 7 , 36X 7 ,面接触钢丝绳6T X 19W , 6T X 19S , 6T X25Fi平衡尾绳多层股钢丝绳17X 7 , 18X 7, 34X 7 , 36X 7 ,选用交互捻罐道用绳密封钢丝绳,6V X 18 , 6 X 7 ,6 X 7+IWS见密圭寸钢丝绳标 准,其余结构应选 用镀锌钢丝绳斜井锈蚀与摩擦都较 严重的矿井异型股钢丝绳6V X 18选用镀锌钢丝绳圆股股钢丝绳6X 7 , 6X 19S , 6X 9面接触钢丝绳6T X 7 , 6T X 19S ,锈

6、蚀较轻磨损严 重的矿井异型股钢丝绳6V X 18圆股股钢丝绳6X 7 , 6X 19S , 6X 9W面接触钢丝绳6T X 7 , 6T X 19Si锈蚀与磨损都较 轻,断丝发展较快 的矿井异型股钢丝绳6V X 18 , 6V X 21圆股股钢丝绳6X 19S , 6X 25Fi面接触钢丝绳6TX 19S , 6T X 25Fi钢丝绳力学性能表2 1 第一组 6X 7类钢丝绳结构:6X 7+ FC, 6 X 7+ IWS , 6 X9W + FC, 6 X 9W + IWR ,钢丝绳公称抗拉强度,MPa钢丝绳公称直径钢丝绳近视重量14701570167017701870钢丝绳最小破断拉力d允许

7、偏差天然纤维芯钢丝绳合成纤维芯钢丝绳钢芯钢丝绳纤维芯钢丝绳钢芯钢 丝 绳纤维 芯钢丝 绳钢芯钢丝 绳纤维 芯钢丝 绳钢芯钢 丝绳纤 维芯钢 丝绳钢芯钢 丝 绳纤维 芯钢丝 绳钢芯钢丝 绳mm%Kg/100mKN2+ 81.41.381.551.952.112.082.252.212.392.352.542.482.68303.163.103.484.394.744.695.074.985.395.285.715.586.044+ 75.625.506.197.808.448.339.018.879.599.4010.109.9310.70508.778.609.6812.2013.1013.0

8、014.0013.8014.9014.6015.80155016.70612.6012.4013.9017.5018.9018.7020.2019.9021.5021.1022.8022.3024.10717.2016.9019.0023.9025.8025.5027.6027.1029.3028.7031.1030.4032.80822.5022.0024.8031.2033.7033.0036.0035.4038.3037.6040.6039.7042.90928.4027.9031.3039.5042.7042.2045.6044.9048.5047.5051.4050.2054.301

9、035.1034.4038.7048.8052.7052.1056.3055.4059.9058.7063.5062.0067.101142.5041.6046.8059.0063.8063.0068.1067.0072.5071.1076.8075.1081.201250.5049.5055.7070.2075.9075.0081.1079.8086.3084.6091.5089.4096.6013+ 6059.3058.1065.4082.4089.1088.0095.2093.70101.0099.30107.00104.00113.001468.8067.4075.9095.60103

10、.00102.00110.00108.00117.00115.00124.00121.00131.001689.9088.1099.10124.00135.00133.00144.00141.00153.00150.00162.00158.00171.0018114.00111.00125.00158.00170.00168.00182.00179.00194.00190.00205.00201.00217.0020140.00138.00155.00195.00211.00208.00225.00221.00239.00235.00254.00248.00268.0022170.00166.

11、00187.00236.00255.00252.00272.00268.00290.00284.00307.00300.00324.0024202.00198.00223.00281.00303.00300.00324.00319.00345.00338.00366.00357.00386.0026237.00233.00262.00329.00356.00352.00381.00374.00405.00397.00429.00419.00453.0028275.00270.00303.00382.00413.00408.00441.00434.00470.00460.00498.00486.

12、00526.00(30)316.00310.00348.00439.00474.00469.00507.00498.00539.00528.00571.00558.00604.0032+ 6359.00352.00396.00499.00540.00533.00577.00567.00613.00601.00650.00635.00687.00(34)0406.00398.00447.00564.00610.00602.00651.00640.00693.00679.00734.00717.00776.0036455.00446.00502.00632.00683.00675.00730.00718.00776.00761.00823.00804.00870.00最小钢丝破断拉力总和=钢丝绳最小破断拉力X1.134 (纤维芯)或1.214 (钢芯)钢丝绳力学性能表2 2 第二组6X 19 ( a)类

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