钢丝绳破断拉力参数

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1、1钢丝绳重量及最小破断拉力计算1.1重量重量钢丝绳参考重量按下式计算：式中：–钢丝绳单位长度的参考重量，kg/100m；–钢丝绳的公称直径，mm；–充分涂油的某一结构钢丝绳单位长度的重量系数，K值在表1给出。kg/100·mm2。1.2破断拉力钢丝绳实测破断拉力应不低于表2~4的规定。钢丝绳最小破断拉力用kN表示，并按下式计算：式中：–钢丝绳最小破断拉力，kN；–钢丝绳的公称直径，mm；–钢丝绳公称抗拉强度，Mpa；–某一指定结构钢丝绳的最小拉力，系数（值见表1）。-2-表1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最小破断拉力系数天然纤

2、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kg/100·mm216×70.3510.3440.3870.3320.3591.0826×190.3800.3710.4181.101.130.3300.3561.0836×3748×190.3570.3440.4351.221.260.2930.3461.1858×37618×70.3900.4301.101.100.3100.3281.06718×19834×70.3900.4301.101.100.3080.3181.03935W×7–0.460–––0.360–106V×70.412

3、0.4040.4371.061.080.3750.3981.06116V×190.4050.3970.4291.061.080.3600.3821.06126V×37134V×390.4100.402–––0.360––146Q×19+6V×210.4100.402–––0.360––-2-1.3力学性能1.3.1第一组6×7类直径8~36mm直径14~36mm-2-表2第一组6×7类力学性能钢丝绳结构：6×7+FC6×7+IWS6×9W+FC6×9W+IWR钢丝绳公称直径钢丝绳参考重量（kg/100m）钢丝绳公称抗拉强度/MPa1570167017

4、7018701960钢丝绳最小破断拉力/kND/mm允许偏差/%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822.522.024.833.436.135.538.437.640.739.743.041.645.0928.427.931.342.245.744.948.647.651.550.354.452.757.01035.134.438.752.156.455.460.058.863.562.167.165.170.41142.541.6

5、46.863.168.267.172.571.176.975.181.278.785.11250.549.555.775.181.2179.886.384.691.589.496.793.71011359.358.165.488.195.393.710199.31071051131101191468.867.475.91021101091181151251221321281381689.988.199.113314414215315016315917216718018114111125169183180194190206120121821122820

6、14013815520822522224023525424826926028122170166187252273268290284308300325315341242021982233003523193455338366358387375405262372332623523813754053974304204544404762827527030340944243547046149848752651055230316310348469507499540529572559604586633323593523965345775686146026516366

7、876667213440639844760365264169367973571877675281336455446502676730719777762824805870843912-2-1.3.2第二组6×19类直径12~36mm直径12~40mm-2-表3第一组6×19类力学性能钢丝绳结构：6×19S+FC6×19S+IWR6×19W+FC6×19W+IWR钢丝绳公称直径钢丝绳参考重量（kg/100m）钢丝绳公称抗拉强度/MPa15701670177018701960钢丝绳最小破断拉力/kND/mm允许偏差/%天然纤维芯钢丝绳合成纤维芯钢丝绳钢芯钢

8、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