【英文标准名称】:StandardTestMethodforResistancetoAbrasionofResilientFloorCoveringsUsinganAbraderwithaGritFeedMethod
【原文标准名称】:用带喂磨料的磨蚀测试机测定弹性地板覆盖物耐磨性的标准试验方法
【标准号】:ASTMF510-1993(2004)
【标准状态】:现行
【国别】:
【发布日期】:1993
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:F06.30
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:去污粉;磨料;弹性;地板覆盖物;试验
【英文主题词】:abrasionresistance;aluminumoxide;gritfeed;resilientflooring;Taberabraser
【摘要】:Whensubjectedtonormalin-usetrafficconditions,aflooringmaterialisexposedtoabrasioncausedbythedestructiveactionoffinehardparticles.Thissituationoccurswheneveraparticle-pollutedintermediatelayerexistsbetweentrafficbodies(thatis,shoesandaflooringsurface).Undercontinuingexposuretoanx201C;abrasiveaction,x201D;aflooringmaterialmaysufferathicknesslosssufficienttoreduceitsservicelife.Abrasionresistancemeasurementsofresilientfloorcoveringscanbecomplicatedsincetheresistancetoabrasionisaffectedbymanyfactors.Oneoftheseisthephysicalpropertiesofthematerialinthefloorcoveringsurface,particularlyitshardnessandresilience.Thetypeanddegreeofaddedsubstances,suchasfillersandpigments,canalsoaffectabrasionresistance.Itcanalsobeaffectedbyconditionsofthetest(forexample,thetypeandcharacteristicsoftheabradantandhowitactsontheareaofthespecimenbeingabraded,includingthedevelopmentanddissipationofheatduringthetestcycle).Thesurfacecharacteristicsofthespecimen,suchastype,depth,andamountofembossing,canlikewiseaffecttheabrasionresistanceofresilientfloorings.Thistestmethodisdesignedtosimulateonekindofabrasiveactionandabradantthataflooringmayencounterinthefield.However,resultsshouldnotbeusedasanabsoluteindexofultimatelifebecause,asnoted,therearetoomanyfactorsandinteractionstoconsider.Alsoinvolvedarethemanydifferenttypesofservicelocations.Therefore,thedatafromthistestmethodareofvaluechieflyinthedevelopmentofmaterialsandshouldnotbeusedwithoutqualificationsasabasisforcommercialcomparisons.1.1Thistestmethodcoversthelaboratoryprocedurefordeterminingtheabrasionresistanceofresilientflooringusinganabraderwithagritfeeder.1.2TheequipmentusedinthistestmethodisamodificationoftheTaberabraser.Theregularceramicwheelsarereplacedbyleathercladbrassrollers.Agrit-feedingdevicefeeds240-meshaluminumoxidegritontothespecimenbeforeitpassesundertheleathercladrollers.Usingtheexhaustsystemincorporatedintheapparatus,theusedgritandabradedmaterialarecontinuouslyremovedafterpassingunderbothrollers.1.3Thistestmethodemploysarotary,rubbingactioncausedbythedualabradingwheels.Onewheelrubsthespecimenfromthecenteroutwardandtheotherfromtheoutsidetowardthecenter.Thewheelstraverseacompletecircleandhaveanabrasiveactionontherotatingspecimenatallangles.Itisfeltthatthisactionapproachesthetwistingactionbetweenshoeandfloorthatoccurswhenapersonturns.Theuseofloosegritservesthefunctionofanabradantandalsoaidsintherollingactionfelttobecharacteristicofnormalwalking.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q18
【国际标准分类号】:97_150
【页数】:6P.;A4
【正文语种】:


【英文标准名称】:TelephoneCordageandCordSets
【原文标准名称】:电话软线和话线装置
【标准号】:ANSI/ICEAS-88-626-1993
【标准状态】:作废
【国别】:美国
【发布日期】:1993
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:绝缘电缆;电信;电器用具软线
【英文主题词】:telecommunications;appliancecords;insulatedcables
【摘要】:
【中国标准分类号】:M42
【国际标准分类号】:29_060_20;33_050_01
【页数】:
【正文语种】:英语