ANSI/ASTM D648-2001 弯曲负荷下塑料的偏移温度测试方法

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【英文标准名称】:TestMethodforDeflectionTemperaturesofPlasticsUnderFlexuralLoad
【原文标准名称】:弯曲负荷下塑料的偏移温度测试方法
【标准号】:ANSI/ASTMD648-2001
【标准状态】:作废
【国别】:美国
【发布日期】:2001
【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】:塑料;试验
【英文主题词】:testing;plastics
【摘要】:Thistestmethodcoversthedeterminationofthetemperatureatwhichanarbitrarydeformationoccurswhenspecimensaresubjectedtoanarbitrarysetoftestingconditions.Thistestmethodappliestomoldedandsheetmaterialsavailableinthicknessesof3mm(1/8in.)orgreaterandwhicharerigidatnormaltemperature.Note1-Sheetstocklessthan3mm(0.125in.)butmorethan1mm(0.040in.)inthicknessmaybetestedbyuseofacompositesamplehavingaminimumthicknessof3mm.Thelaminaemustbeofuniformstressdistribution.Onetypeofcompositespecimenhasbeenpreparedbycementingtheendsofthelaminaetogetherandthensmoothingtheedgeswithsandpaper.Thedirectionofloadingshallbeperpendiculartotheedgesoftheindividuallaminae.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note2-ThetestmethoddescribedasaMethodBofthistestmethod,andtestmethodsAeandBeofISO75-1andISO75-2,1993aretechnicallyequivalent.
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:
【正文语种】:英语