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..1鋼絲繩重量及最小破斷拉力計算1.1重量重量鋼絲繩參考重量按下式計算:式中: – 鋼絲繩單位長度的參考重量, kg/100m;– 鋼絲繩的公稱直徑, mm;– 充分涂油的某一結(jié)構(gòu)鋼絲繩單位長度 的重量系數(shù),K值在表1給出。 kg/100·mm2。1.2破斷拉力鋼絲繩實測破斷拉力應(yīng)不低于表2~4的規(guī)定。鋼絲繩最小破斷拉力用kN表示,并按下式計算:式中: – 鋼絲繩最小破斷拉力, kN;– 鋼絲繩的公稱直徑, mm;– 鋼絲繩公稱抗拉強度, Mpa;– 某一指定結(jié)構(gòu)鋼絲繩的最小拉力,系數(shù)〔值見表1。表1鋼絲繩重量系數(shù)和最小破斷拉力系數(shù)組別類別鋼絲繩重量系數(shù)最小破斷拉力系數(shù)天然纖維芯鋼絲繩合成纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩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×70.4120.4040.4371.061.080.3750.3981.06116V×190.4050.3970.4291.061.080.3600.3821.06126V×37134V×390.4100.402–––0.360––146Q×19+6V×210.4100.402–––0.360––..1.3力學(xué)性能1.3.1第一組6×7類直徑8~36mm直徑14~36mm..表2第一組6×7類力學(xué)性能鋼絲繩結(jié)構(gòu):6×7+FC6×7+IWS6×9W+FC6×9W+IWR鋼絲繩公稱直徑鋼絲繩參考重量〔kg/100m鋼絲繩公稱抗拉強度/MPa15701670177018701960鋼絲繩最小破斷拉力/kND/mm允許偏差/%天然纖維芯鋼絲繩合成纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩822.522.024.833.436.135.538.437.640.739.743.041.645.0928.427.931.342.245.744.948.647.651.550.354.452.757.01035.134.438.752.156.455.460.058.863.562.167.165.170.41142.541.646.863.168.267.172.571.176.975.181.278.785.11250.549.555.775.181.2179.886.384.691.589.496.793.71011359.358.165.488.195.393.710199.31071051131101191468.867.475.91021101091181151251221321281381689.988.199.11331441421531501631591721671801811411112516918318019419020612012182112282014013815520822522224023525424826926028122170166187252273268290284308300325315341242021982233003523193455338366358387375405262372332623523813754053974304204544404762827527030340944243547046149848752651055230316310348469507499540529572559604586633323593523965345775686146026516366876667213440639844760365264169367973571877675281336455446502676730719777762824805870843912..1.3.2第二組6×19類直徑12~36mm直徑12~40mm..表3第一組6×19類力學(xué)性能鋼絲繩結(jié)構(gòu):6×19S+FC6×19S+IWR6×19W+FC6×19W+IWR鋼絲繩公稱直徑鋼絲繩參考重量〔kg/100m鋼絲繩公稱抗拉強度/MPa15701670177018701960鋼絲繩最小破斷拉力/kND/mm允許偏差/%天然纖維芯鋼絲繩合成纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩1253.151.858.474.680.579.485.684.190.788.995.993.11001362.360.868.587.694.593.110098.71061041131091181472.270.579.51021101081171141241211301271371694.492.110413314314115215016115817016617918119117131168181179193189204200216210226201471441622072242202382342522472662592792217817419625127126728828330429932231333824+52122072342983223173423363633553833734022602492432743503783734023954264174504374722828928231840643843246645849448452250754730332324365466503496535526567555599582628323773694155315725646095986456326826627153442641646959964663768767572871377074880736478466525671724714770757817800863838904385325205857488077968588439108919619341010405905786498298948829519351010987107010301120..1.3.3第三組6×37類直徑12~44mm直徑20~40mm直徑22~46mm直徑12~44mm直徑20~40mm直徑22~46mm直徑14~44mm直徑18~60mm直徑20~60mm直徑32~56mm直徑36~60mm直徑36~64mm..表4第一組6×37類力學(xué)性能鋼絲繩結(jié)構(gòu):6×25Fi+FC6×25Fi+IWR6×26WS+FC6×26WS+IWR6×29Fi+FC6×29Fi+IWR6×31WS+FC6×31WS+IWR6×36WS+FC6×36WS+IWR6×37S+FC6×37S+IWR6×41WS+FC6×41WS+IWR6×49SWS+FC6×49SWS+IWR6×55SWS+FC6×55SWS+IWR鋼絲繩公稱直徑鋼絲繩參考重量〔kg/100m鋼絲繩公稱抗拉強度/MPa15701670177018701960鋼絲繩最小破斷拉力/kND/mm允許偏差/%天然纖維芯鋼絲繩合成纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩纖維芯鋼絲繩鋼芯鋼絲繩1254.753.460.274.680.579.485.684.190.788.995.993.11001364.262.770.687.694.593.110098.71061041131091181474.572.781.91021101081171141241211301271371697.395.010713314314115215016115817016617918123120135168181179193189204200216210226201521481672072242202382342522472662592792218418020225127126728828330529932231333824219214241298322317342336363355383373402262572512833503783734023954264174504374722829829132840643843246645849448452250754730342334376466503496536526567555599582628323893804285315725460959864563268266271534439429483599646637687675728713770748807364924815426717247147707578178008638389043854953660474880779685884391089196193410104060859466982989488295193510109871070103011204267065473791498697210501030111010901170114012304473671880910001080107011501130122011901290125013504680478588411001180117012601240133013101410137014804887685596311901290127013701350145014201530149016105095092810401300140013801490146015801540166016201740521030100011301400151014901610158017001670180017501890541110108012201510163016101730170018401800194018902030561190116013101620175017301860183019801940209020302190581280125014101740188018502000196021202080224021802350601370134015001870201019802140210022702220240023302510621460143016101990215021202290225024202370256024902680641560152017102120

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