ASTM D3768-2006 微孔氨基甲酸乙酯挠曲恢复性的标准试验方法

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【英文标准名称】:StandardTestMethodforMicrocellularUrethanes-FlexuralRecovery
【原文标准名称】:微孔氨基甲酸乙酯挠曲恢复性的标准试验方法
【标准号】:ASTMD3768-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D20.22
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:弯曲试验;泡沫橡胶;纸浆;试验;氨基甲酸乙酯
【英文主题词】:flexural;microcellular;recovery;urethane
【摘要】:Thistestmethodisusedtoindicatetheabilityofamaterialtorecoveraftera180x00B0;bendarounda12.7-mm[0.5-in.]diametermandrelatroomtemperature.Beforeproceedingwiththistestmethod,referenceshouldbemadetothespecificationofthematerialbeingtested.Anytestspecimenpreparation,conditioning,ordimensions,orcombinationthereof,andtestingparameterscoveredinthematerialsspecificationshalltakeprecedenceoverthosementionedinthesetestmethods.Iftherearenomaterialspecifications,thenthedefaultconditionsapply.Note28212;Thistestmethodisapplicabletosolidurethanes.1.1Thistestmethodcoverstheprocedureandapparatusformeasuringtheflexuralrecoveryofmicrocellularurethanes.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.ThereisnoknownISOequivalenttothistestmethod.
【中国标准分类号】:G31
【国际标准分类号】:83_100
【页数】:3P.;A4
【正文语种】: