【英文标准名称】:StandardTestMethodforEvaluatingBondStrengthfor15.2mm(0.6in.)DiameterPrestressingSteelStrand,Grade270,Uncoated,UsedinPrestressedGroundAnchors
【原文标准名称】:评估预应力地下锚定装置用270级未涂覆15.2mm(0.6in)直径预应力钢绞线结合强度的标准试验方法
【标准号】:ASTMA981-1997(2007)
【标准状态】:现行
【国别】:
【发布日期】:1997
【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】:(TestMethod)
【标准水平】:()
【中文主题词】:地下锚定装置;结合试验;预应力钢绞线
【英文主题词】:bondtest;groundanchors;prestressingsteelstrand
【摘要】:1.1Thistestmethoddescribesprocedurestoestablishtherelativebondstrengthof15.2mm(0.6in.)diameter,Grade270prestressingsteelstrandincementgroutasusedinprestressedgroundanchorsforthepurposeofevaluatingtheeffectsofmanufacturingpracticesonbondstrength.1.2Thebondstrengthvaluesobtainedshallnotbeusedtodesignthebondlengthofgroundanchorsthatdependonfieldconditions.1.3Thistestmethodisnotintendedtobeusedasabondtestforpretensionedconcreteapplications.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H49
【国际标准分类号】:91_080_10
【页数】:3P.;A4
【正文语种】: