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起重吊运钢丝绳的破断拉力慨约计算公式

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    • 1、起重吊运钢丝绳的破断拉力慨约计算公式:钢丝绳直径(mm)的平方乘以50等于破断拉力(公斤)此公式二十年前在一本起重机方面的书上学的,工作中运用较方便。对照钢丝绳表查,基本上符合6乘19纤维芯钢丝绳公称抗拉强度1670兆帕的钢丝绳最小破断拉力。 起重吊运用时应将破断拉力除以安全系数6倍等于安全负荷。QQQQQQQQQQQQQQQQQQQQQQQQ一般矿井用钢丝绳有以下种类:1 、斜井提升用6X7+FC和6TX7+FC(面接触)、6X19S+FC和6TX19S+FC、6VX19+FC;2、竖井卷扬提升一般用6X26WS+FC 6X36WS+FC 18X7+FC 6VX34+FC 6VX37+FC 6X25TS+FC 6X28TS+FC ,罐道钢丝绳一般用密封钢丝绳。3、竖井摩擦提升一般用6VX34+FC 6VX37+FC 6X25TS+FC 6X28TS+FC ,罐道钢丝绳一般用密封钢丝绳,尾绳一般采用扁钢丝绳P8X4X7 P8X4X14 P8X4X19,34X7+FC 、35WX7 。国外进口钢丝绳质量好的有:布赖顿和欧洲钢缆公司的三角股6X25TS+FC 6X28TS+FC ;国内质量

      2、好的有:宁夏恒力钢丝绳,贵州钢丝绳、鞍钢钢丝绳、武钢维尔卡钢丝绳;QQQQQQQQQQQQQQQQQQQQQQQQQQQQQ1 、斜井提升用6X7+FC和6TX7+FC(面接触)、6X19S+FC和6TX19S+FC、6VX19+FC;2、竖井卷扬提升一般用6X26WS+FC 6X36WS+FC 18X7+FC 6VX34+FC 6VX37+FC 6X25TS+FC 6X28TS+FC。3、竖井摩擦提升一般用6VX34+FC 6VX37+FC 6X25TS+FC 6X28TS+FC ,罐道钢丝绳一般用密封钢丝绳,尾绳一般采用扁钢丝绳P8X4X7 P8X4X14 P8X4X19,34X7+FC 、35WX7 。 贵州钢丝绳矿用钢丝绳质量第一QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ

      3、QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ

      4、QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ煤矿常用什么型号钢丝绳?用途名称结构备注立井提升三角股钢丝绳6V37S、6V36、6V33、6V30、6V43 6V21线接触钢丝绳619S、619W、625Fi、629Fi、626SW631SW、636SW、641SW推荐同向捻多层股钢丝绳187、177用于钢丝绳罐道的立井6Q19+6V21、6Q33+6V21开凿立井提升(建井用)多层股钢丝绳及异型股钢丝绳6Q33+6V21、177、187、347、3676Q19+6V21、4V39S、4V48S立井平衡绳扁钢丝绳647、847、849、8419钢丝绳637、637S、636SW、4V39S、4V48S仅适用于交互捻多层股钢丝绳177、187、347、367仅适用于交互捻斜井卷扬(绞车)

      5、三角股钢丝绳6V18钢丝绳6T767、69W推荐同向捻高炉卷扬三角股钢丝绳6V37S、6V36、6V30、6V33、6V43线接触钢丝绳619S、625Fi、629Fi、626SW、631SW636SW、641SW立井罐道及索道承重密封钢丝绳见密封钢丝绳标准三角股钢丝绳6V18多层股钢丝绳187、177推荐同向捻钢丝绳67推荐同向捻露天斜坡卷扬三角股钢丝绳6V37S、6V36、6V30、6V33、6V43线接触钢丝绳636SW、637S、641SW、649SWS655SWS推荐同向捻最小钢丝破断拉力总和与钢丝绳最小破断拉力的换算系数钢丝绳类别典型结构换算系数钢丝绳股绳纤维芯钢芯676769W(1+6)(3+3/3)1.1341.214619619S619W(1+9+9)(1+6+6/6)1.2141.308637625Fi626WS631WS629Fi636WS641WS649SWS655SWS(1+6+6F+12)(1+5+5/5+10)(1+6+6/6+12)(1+7+7F+14)(1+7+7/7+14)(1+8+8/8+16)(1+8+8+8/8+16)(1+9+9+9/9+18

      6、)1.2261.321637S(1+6+15+15)1.1911.283819819S819W(1+9+9)(1+6+6/6)1.2141.360837825Fi826WS831WS836WS841WS849SWS855SWS(1+6+6F+12)(1+5+5/5+10)(1+6+6/6+12)(1+7+7/7+14)(1+8+8/8+16)(1+8+8+8/8+16)(1+9+9+9/9+18)1.2261.3741871819177(1+6)1.2501871819W1819S(1+6)(1+6+6/6)(1+9+9)1.283347347(1+6)1.300367(1+6)1.33435W724W735W724W7(1+6)1.2876V76V186V19(/32+3/+9)(/17+3/+9)1.1561.1916V196V216V24(FC+9+12)(FC+9+12)1.1776V30(6+12+12)1.1771.2136V196V34(/17+3/+12+12)1.1771.2136V376V376V436V37S(/17+3/+12+15)(/17+3/+15+18)

      7、(/17+3/+12+15)1.1771.2134V394V39S4V48S(FC+9+15+15)(FC+12+18+18)1.1916Q19+6V216Q19+6V216Q33+6V21外股(5+14)内股(FC+9+12)外股(5+13+15)内股(FC+9+12)1.250注:最小钢丝破断拉力总和=钢丝绳最小破断拉力换算系数QQQQQQQQQQQQQQQQ钢丝绳重量系数和最小破断拉力系数组别类别钢丝绳重量系数KK2/K1nK2/K1p最小破断拉力系数KK1/K2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K1n/K1pK2K1K1/K2kg/100mmm21670.3510.3440.3871.101.120.3320.3591.0823619(a)637(a)0.3800.3710.4181.101.130.3300.3561.082619(b)0.3460.3370.3811.101.130.3070.3321.083637(b)0.3460.3370.3811.101.130.2950.3191.08458198370.3570.3440.4351.221.260.2930.3461.1861770.3900.32873470.3900.31886240.3180.3040.28096V70.4120.4040.4371.061.080.3750.3981.0610116V196V370.4050.3970.4291.061.080.3600.3821.06124V390.4100.4020.360136Q196V210.4100.4020.360QQQQQQQQQ钢丝绳百米重量的换算(钢丝绳重量的计算公式):钢丝绳百米参考重量=钢丝绳直径系数或写成:钢丝绳百米参考重量=钢丝绳直径钢丝绳直径系数各种钢丝绳重量系数值如下:17的系数为0.52267+FC的系数为0.357137的系数为0.501119的系数

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