ASTM A881/A881M-2005 预应力混凝土铁路轨枕用应力消除或应力松弛变形钢丝标准规范

作者:标准资料网 时间:2024-05-12 18:24:28  浏览:8286   来源:标准资料网

【英文标准名称】:StandardSpecificationforSteelWire,Deformed,Stress-RelievedorLow-RelaxationforPrestressedConcreteRailroadTies
【原文标准名称】:预应力混凝土铁路轨枕用应力消除或应力松弛变形钢丝标准规范
【标准号】:ASTMA881/A881M-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:
【英文主题词】:concreterailroadties;deformedwire;prestressedconcrete;steelwire(tendon)
【摘要】:1.1Thisspecificationcoversuncoated,deformed,stress-relieved,andstress-relievedlow-relaxationwireforuseasprestressedtendonsinconcreterailroadties.1.2Thevaluesstatedineither-inch-poundunitsorSIunitsaretoberegardedseparatelyasstandard.Withinthetext,theinch-poundunitsareshowninparentheses.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.Combiningvaluesforthetwosystemsmayresultinnon-conformancewiththespecification.
【中国标准分类号】:
【国际标准分类号】:77_140_15
【页数】:3P.;A4
【正文语种】: