作者:标准资料网 时间:2024-05-15 14:02:20   浏览:8875   来源:标准资料网

【英文标准名称】:StandardTestMethodforScalingResistanceofConcreteSurfacesExposedtoDeicingChemicals
【原文标准名称】:暴露于防冻化学药品的混凝土表面抗蚀刻性的标准试验方法
【标准号】:ASTMC672/C672M-2003
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:C09.67
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:concrete-weatheringtests;deicingchemicals;freezingandthawing;resistance-frost;resistance-scaling
【摘要】:Thistestmethodcanbeusedtoevaluatetheeffectofmixtureproportioning,surfacetreatment,curing,orothervariablesonresistancetoscaling.Thistestmethodisnotintendedtobeusedindeterminingthedurabilityofaggregatesorotheringredientsoftheconcrete.Norelationshiphasbeenestablishedbetweenthefrostimmunityofspecimenscutfromhardenedconcreteandspecimenspreparedinthelaboratory.1.1Thistestmethodcoversthedeterminationoftheresistancetoscalingofahorizontalconcretesurfaceexposedtofreezing-and-thawingcyclesinthepresenceofdeicingchemicals.Itisintendedforuseinevaluatingthissurfaceresistancequalitativelybyvisualexamination.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetext,theinch-poundunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:3P.;A4
【正文语种】:英语