ASTM A648-2011 预应力混凝土管用冷拉钢丝的标准规格

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【英文标准名称】:StandardSpecificationforSteelWire,HardDrawnforPrestressingConcretePipe
【原文标准名称】:预应力混凝土管用冷拉钢丝的标准规格
【标准号】:ASTMA648-2011
【标准状态】:现行
【国别】:
【发布日期】:2011
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:A01.05
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:预应力钢筋混凝土管道;预应力;钢丝;预应力混凝土;预变形钢
【英文主题词】:prestressedconcretepipe;prestressing;steelwire;Prestressedconcrete;Prestressingsteel
【摘要】:1.1Thisspecificationcoverstwoclassesofuncoated,high-strength,hard-drawnsteelwireforuseinthemanufactureofprestressedconcretepipe.Inapplication,thewireishelicallywrappedonthepipemaintainingtensionbymechanicalmeansnotincludingdrawingdies.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Supplementaryrequirementsdescribehydrogenembrittlementresistancetestacceptancecriteria.1.4Thefollowingcaveatpertainsonlytothetestmethodportionsofthisspecification,6.2.3and6.4.3:Thisstandarddoesnotpurporttoaddressthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:77_140_15
【页数】:5P.;A4
【正文语种】: