ASTM D1622-2008 刚性泡沫塑料表观密度的试验方法

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【英文标准名称】:StandardTestMethodforApparentDensityofRigidCellularPlastics
【原文标准名称】:刚性泡沫塑料表观密度的试验方法
【标准号】:ASTMD1622-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:
【英文主题词】:apparentcoredensity;apparentdensity;apparentoveralldensity;density;rigidcellularplastics;sprayfoam;Density--plastics;Rigidcellularplastics
【摘要】:Ifthematerialtobetestedincludesformingskins,theapparentoveralldensity,ortheapparentcoredensity,orboth,shallbedetermined.Ifthematerialdoesnothaveformingskins,thetermoveralldensityisnotapplicable.Thistestmethodisalsoapplicabletosprayfoammaterials.Beforeproceedingwiththistestmethod,referenceshallbemadetothespecificationofthematerialbeingtested.Anytestspecimenpreparation,conditioning,dimensions,ortestingparameters,orcombinationthereof,coveredintherelevantASTMmaterialsspecificationshalltakeprecedenceoverthosementionedinthistestmethod.IftherearenorelevantASTMmaterialspecifications,thenthedefaultconditionsinthismethodapply.1.1Thistestmethodcoversthedensityofacellularplastic.Densitycanbeevaluatedastheapparentoveralldensity(includesformingskins)orbyapparentcoredensity(formingskinsremoved).1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note18212;ThistestmethodisequivalenttoISO845.
【中国标准分类号】:G31
【国际标准分类号】:83_100
【页数】:4P.;A4
【正文语种】:英语