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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/100mm2。1.2 破断拉力钢丝绳实测破断拉力应不低于表24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）。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

2、kg/100mm21670.3510.3440.3870.3320.3591.0826190.3800.3710.4181.101.130.3300.3561.08363748190.3570.3440.4351.221.260.2930.34613900.4301.101.100.3100.3281.067181983470.3900.4301.101.100.3080.3181.03935W70.4600.360106V70.4120.4040.4371.061.080.3750.3981.06116V190.4050.3970.4291.061.080.3600

3、.3821.06126V37134V390.4100.4020.360146Q19+6V210.4100.4020.360.1.3 力学性能1.3.1 第一组67类直径836mm直径1436mm表2 第一组67类力学性能钢丝绳结构：67+FC67+IWS69W+FC69W+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822.52

4、2.024.833.436.135.538.437.640.739.743.041.645.0928.427.931.342.245.744.948.647.651.550.354.452.757.01035.134.438.752.156.455.460.058.863.562.167.165.170.41142.541.646.863.168.267.172.571.176.975.181.278.785.11250.549.555.775.181.2179.886.384.691.589.496.793.71011359.358.165.488.195.393.710199.310710

5、51131101191468.867.475.91021101091181151251221321281381689.988.199.11331441421531501631591721671801811411112516918318019419020612012182112282014013815520822522224023525424826926028122170166187252273268290284308300325315341242021982233003523193455338366358387375405262372332623523813754053974304204544

6、4047628275270303409442435470461498487526510552303163103484695074995405295725596045866333235935239653457756861460265163668766672134406398447603652641693679735718776752813364554465026767307197777628248058708439121.3.2 第二组619类直径1236mm直径1240mm表3 第一组619类力学性能钢丝绳结构：619S+FC619S+IWR619W+FC619W+IWR钢丝绳公称直径钢丝绳参

7、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1253.151.858.474.680.579.485.684.190.788.995.993.11001362.360.868.587.694.593.110098.71061041131091181472.270.579.51021101081171141241211301271371694.492.110

8、413314314115215016115817016617918119117131168181179193189204200216210226201471441622072242202382342522472662592792217817419625127126728828330429932231333824+52122072342983223173423363633553833734022602492432743503783734023954264174504374722828928231840643843246645849448452250754730332324365466503496

9、5355265675555995826283237736941553157256460959864563268266271534426416469599646637687675728713770748807364784665256717247147707578178008638389043853252058574880779685884391089196193410104059057864982989488295193510109871070103011201.3.3 第三组637类直径1244mm直径2040mm直径2246mm直径1244mm直径2040mm直径2246mm直径1444mm

10、直径1860mm直径2060mm直径3256mm直径3660mm直径3664mm表4 第一组637类力学性能钢丝绳结构：625Fi+FC625Fi+IWR626WS+FC626WS+IWR629Fi+FC629Fi+IWR631WS+FC631WS+IWR636WS+FC636WS+IWR637S+FC637S+IWR641WS+FC641WS+IWR649SWS+FC649SWS+IWR655SWS+FC655SWS+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

11、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1254.753.460.274.680.579.485.684.190.788.995.993.11001364.262.770.687.694.593.110098.71061041131091181474.572.781.91021101081171141241211301271371697.395.01071331431411521501611581701661791812312013516818117919318920420021621022620

12、152148167207224220238234252247266259279221841802022512712672882833052993223133382421921424129832231734233636335538337340226257251283350378373402395426417450437472282982913284064384324664584944845225075473034233437646650349653652656755559958262832389380428531572546095986456326826627153443942948359964

13、663768767572871377074880736492481542671724714770757817800863838904385495366047488077968588439108919619341010406085946698298948829519351010987107010301120426706547379149869721050103011101090117011401230447367188091000108010701150113012201190129012501350468047858841100118011701260124013301310141013701

14、480488768559631190129012701370135014501420153014901610509509281040130014001380149014601580154016601620174052103010001130140015101490161015801700167018001750189054111010801220151016301610173017001840180019401890203056119011601310162017501730186018301980194020902030219058128012501410174018801850200019602120208022402180235060137013401500187020101980214021002270222024002330251062146014301610199021502120229022

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