钢绞线力学性能表

1、钢绞线镀锌力学性能表钢丝直径钢绞线直径全部钢丝断面积公称抗拉强度级Gradeofnominalstrength(/MPa)参考重里Reference结构DiameterDiameterCrosssectionof1270137014701570weightConstructionofsteelofsteelsteelstrand钢丝破断拉力总和不小于wirestrand(mn2)Theaggregatebreakingforceisnotless(kg/100m)(mm)(mm)than(kN)1X32.906.219.8223.1024.9026.8028.6016.491.003.05.506.426.927.437.944.581.203.67.929.259.9710.7011.406.591.404.210.7812.5013.5014.5015.508.971.604.814.0716.4017.7019.0020.3011.711.805.417.8120.8022.4024.0025.7014.832.006.021.9925.6027.7029.7031.7018.311X72.206.626.6131.0033.5035.9038.4022.152.607.837.1643.4046.8050.2053.6030.932.8&443.1050.3054.3058.2062.2035.883.209.656.3065.7070.9076.1081.3046.873.5010.567.3578.6084.8091.0097.2056.073.8011.479.3992.70100.00107.00114.066.094.0012.087.96102.00110.00118.00127.073.221.60&038.2043.6047.1050.5053.9031.801.809.048.3555.2059.6063.9068.3040.251X192.0010.059.6968.2073.6078.9084.3049.692.4012.085.9598.20105.00113.00121.0071.552.6013.0100.88115.00124.00133.00142.0083.981.409.856.9661.4066.3071.1076.0047.421X372.0014.0116.24125.00135.00145.00155.0096.762.5017.5181.62196.00211.00226.00242.00151.19

钢绞线中镀锌钢丝力学性能表钢丝直径Diameterofsteelwire直径允许偏差Toleranee公称抗拉强度Norminaltensilestrength(MPa)伸长率Elongation(L0=200mm)(%)扭转次数次/360oTorsions/360oL=100d抗拉强度Tensilestrength(MPa)1270137014701570(mm)不小于Notlessthan不小于Notlessthan1.00±0.0512701370147015702.01816141.201.401.601.80±0.062.003.01614122.202.60±0.082.803.203.50±0.104.01412103.804.00钢绞线中镀锌钢丝锌层性能表PropertyofZincCoatingofZinc-PlatedSteelWireinStrand钢丝直径Diameterofsteelwire(mm)锌层重量不小于Weightofzineeoatingnotlessthan(g/m2)缠绕试验芯杆直径为钢丝直径倍数Coilingtestmuitipleofcoreroddiametertosteelwirediameter特AAB1.00180160110121.201801601101.402001601301.60200180130

1.802201.802201801602.002302001602.20230200180.2.602502202002.802702502303.202802602303.502902702504.002902702502、无粘结钢绞线'UNBONDEDSTRANDWIRE注：(1)力学性能应符合PC钢绞线标准要求(2)根据不同用途，经双方协议，供应其它强度和直径的预应钢绞线。Note:(1)MechanicalperformanceshouldconformtothespecificationofPCstrandedwire(2)Accordingtodifferentuses,wecansupplyPCstrandedwirewiththeothertensilestrengthanddiameterthroughnegotiationbybothparties.1x71x7执行标准规格r(mm)抗拉强度Mpa屈服负荷KN弹性模量N/mrn防腐润滑脂重量大于Corrosionresstantlubricatinggreaseweightmorethan(g/m)高密度聚乙烯护套厚度Highdensitypolythenebushingthickness(mm)1000h松驰值％(初始负荷为70%八断负荷)不大于建筑行业标准JG3006-93C12.01570119.17*1.8X105430.8-1.22.5(钢绞线)C15.01470174.93*500.8-1.22.5(PCStrandedwire)注：(1)*指屈服负荷是整根钢绞线破断负荷的85%(2)根据不同用途，经双方协议，供应其它强度和直径的预应力钢材。Note:(1)indicatingYieldingLoadtakes85%ofthebreakingloadofthewholestrandwire(2)AsagreedbybothParties,supplyprestressingsteelofotherstrengthanddimension uponitspurpose.3、预应力混凝土用钢绞线TYREBEADWIREGB/T5224-2003ASTMA416/A416M-2002BS5896-1980适用于由圆形断面钢丝捻成的做预应力混凝土结构、岩土锚固等用途的钢绞线Steelstrandtwistedbyroundsteelwireusedforprestressedconcretestructure,rockorearthenchorageedc.1X7结构钢绞线尺寸及允许偏差表钢丝线结构constructionofsteelstrand公称直径Nominaldiameter(Dn/MM)直径允许偏差Tolerance(mm)钢绞线参考截面积Referencecross-sectionofsteelstrand(Sn/MM2)每米钢绞线参考质里Theoreticalweightofimsteelstrand(g/m)中心钢丝直径do加大范围(％)不小于Enlargedrangeofdiameterofthecorenotlessthan(%)1X7标准型standardtype9.50+0.30-0.1554.84302.511.1074.258212.70+0.40-0.2098.777515.20140110115.70150117817.8019115001X7模拔型Mouldduawntype12.70+0.40-0.2011289015.201651295钢绞线尺寸及允许偏差表钢丝线结构construction钢绞线公称直径Nominaldiamenterof抗拉强度不小于整根钢绞线的最大力规定非比例延伸力(Fpo.2/kN)最大力总伸长率(Agt/%)应力松弛性能Stressrelaxationperformace

ofsteelstrandSteelstrand(Dn/mm)NorminalTensileStrengthgrade(Rm/MPa)notlessthanMaximumloadofanentirestand(Fm/kN)不小于Notlessthan初始负荷相当于公称取大的百分数(%TheintialloadisequaltothepercentageofMax.load1000h应力松弛率(r/%)不大于1000hstressrelaxation(r/%)notmorethan1X210.00186073.165.8(Lo>400mr)3.5804.512.0010594.51X310.8011099.012.901581421X7标准型Standardtype9.50186010291.8(Lo>500mr)3.56070801.02.54.511.10186013812412.70186018416615.201720241217186026023415.701770266239模拔型Mouldduawntype17.80175032729412.70186020818715.201820300270PC钢绞线1X7主要技术指标PCstrandwire1X7majortechnicalspecifications执行标准公称直径mm强度级别MPa屈服负荷KN伸长率％(>500mm)不小于松驰每1000m的理论重量kg初始应力相当于公称强度的百分1000h应力损失％不大于

数％I级松驰H级松驰9.50186091.8430国家标准11.10186012460582&02.5GB/T5224-200312.703.570775186016612.04.5（标准型）15.20172021780109415.2018602341102172580.04059.53186092.04321725108.154811.11美国标准1860124.1702.55823.5ASTMA416/A416M-2O0)21725144.1803.573012.701860165.37751725216.2109415.241860234.