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【英文标准名称】:StandardTestMethodforResistancetoDegradationofLarge-SizeCoarseAggregatebyAbrasionandImpactintheLosAngelesMachine
【原文标准名称】:用洛杉矶磨耗试验机测定大规格粗集料抗磨性和抗冲击性的标准试验方法
【标准号】:ASTMC535-2003e1
【标准状态】:现行
【国别】:
【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】:C09.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:额定值;降解;集料;建筑;磨损;冲击试验;试验;施工材料;耐力;精整;电阻器
【英文主题词】:abrasion;aggregate(coarse;largesize);degradation;impact;LosAngelesmachine
【摘要】:Thetesthasbeenwidelyusedasanindicatoroftherelativequalityorcompetenceofvarioussourcesofaggregatehavingsimilarmineralcompositions.Theresultsdonotautomaticallypermitvalidcomparisonstobemadebetweensourcesdistinctlydifferentinorigin,composition,orstructure.Assignspecificationlimitswithextremecareinconsiderationofavailableaggregatetypesandtheirperformancehistoryinspecificenduses.1.1Thistestmethodcoverstestingsizesofcoarseaggregatelargerthan19mm(3/4in.)forresistancetodegradationusingtheLosAngelestestingmachine(Note1).Note18212;Aprocedurefortestingcoarseaggregatesmallerthan37.5mm(11/2in.)iscoveredinTestMethodC131.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Theinch-poundvaluesgiveninparenthesesareforinformationonly.
【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】: