【英文标准名称】:StandardTestMethodforAbrasionResistanceofHorizontalConcreteSurfaces
【原文标准名称】:水平混凝土路面耐磨性的标准测试方法
【标准号】:ASTMC779/C779M-2005(2010)
【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】:C09.62
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:磨蚀;混凝土;冲击;表面处理;磨损
【英文主题词】:abrasion;concrete;impact;surfacetreatments;wear
【摘要】:Thethreetestmethodsprovidesimulatedabrasionconditions,whichcanbeusedtoevaluatetheeffectsonabrasionresistanceofconcrete,concretematerials,andcuringorfinishingprocedures.Theymayalsobeusedforqualityacceptanceofproductsandsurfaceexposedtowear.Theyarenotintendedtoprovideaquantitativemeasurementoflengthofservice.Theequipmentusedbyeachoftheseproceduresisportableandthussuitableforeitherlaboratoryorfieldtesting.Thethreeproceduresdeterminetherelativewearofconcretesurfacesasfollows:ProcedureA8212;Therevolving-diskmachineoperatesbyslidingandscuffingofsteeldisksinconjunctionwithabrasivegrit.1.1Thistestmethodcoversthreeproceduresfordeterminingtherelativeabrasionresistanceofhorizontalconcretesurfaces.Theproceduresdifferinthetypeanddegreeofabrasiveforcetheyimpart,andareintendedforuseindeterminingvariationsinsurfacepropertiesofconcreteaffectedbymixtureproportions,finishing,andsurfacetreatment.Theyarenotintendedtoprovideaquantitativemeasurementofthelengthofservicethatmaybeexpectedfromaspecificsurface.1.2ThevaluesstatedinSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetext,theinch-poundunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemshallbeusedindependentlyofeachother.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(WarningFreshhydrauliccementitiousmixturesarecausticandmaycausechemicalburnstoskinandtissueuponprolongedexposure.)Note18212;Otherproceduresareavailableformeasuringtheabrasionresistanceofconcretesurfacesinadditiontothethreeprocedurescontainedinthistestmethod.ConsiderationshouldbegiventoTestMethodsC944andC418.Thetestmethodmostcloselyrepresentingserviceconditionsshouldbeused.
【中国标准分类号】:
【国际标准分类号】:
【页数】:6P.;A4
【正文语种】:


【英文标准名称】:Filtersformotorvehiclesandinternalcombustionengines;conceptsforfiltersandcomponents
【原文标准名称】:汽车和内燃机用过滤器.过滤器和部件
【标准号】:DIN71450-1-1990
【标准状态】:现行
【国别】:德国
【发布日期】:1990-05
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:名称与符号;分类系统;内燃机;机械工程;流体过滤器;尘埃过滤器;运载工具部件;燃油滤油器;空气过滤器;元部件;滤波器元件;术语;过滤器;摩托车;滤油器;定义;定义;组件;道路车辆
【英文主题词】:
【摘要】:Thisstandarddefinestermsanddefinitionsforfiltersandfiltercomponentsasusedinmotorvehiclesandinternalcombustionengines.
【中国标准分类号】:J90;T10
【国际标准分类号】:01_040_43;43_060_40
【页数】:8P;A4
【正文语种】:德语