ASTM F806-1999a(2003)e1 叠层复合衬垫材料的可压缩性和复原性标准测试方法

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【英文标准名称】:StandardTestMethodforCompressibilityandRecoveryofLaminatedCompositeGasketMaterials
【原文标准名称】:叠层复合衬垫材料的可压缩性和复原性标准测试方法
【标准号】:ASTMF806-1999a(2003)e1
【标准状态】:现行
【国别】:
【发布日期】:1999
【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】:F03.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:密封件;密封;试验;休闲活动;密封材料;压缩性
【英文主题词】:compressibility;gasketmaterialcomposites;gasketmateriallaminates;recovery
【摘要】:Thistestmethodisdesignedtocomparerelatedlaminatedcompositegasketmaterialsundercontrolledconditionsandtheirshort-timecompressibilityandrecoveryatroomtemperature.Itmeasurescompressibilitywithamatchedpairofopposingupperandlowerpenetratorswhichprovidebetterprecisionandbiasthanmethodsusinganupperpenetratorandaloweranvil.Itisdifficulttoprepareundistortedtestspecimensfromlaminatedcompositegasketmaterialswhichwilllayflatonananvil.Also,withmanycompositeshavingrigidinnerlayerstheloadontheupperpenetratorisdistributedoverthebottomanvilarearesultinginalowerthanactualcompressibilityreading.Thistestmethodmaybeusedasaroutinetestmethodwhenagreeduponbetweenthepurchaserandtheproducer.1.1Thistestmethodcoversdeterminationoftheshort-timecompressibilityandrecoveryatroomtemperatureoflaminatedcompositegasketmaterials.1.2Thistestmethodisnotintendedasatestforcompressibilityunderprolongedstressapplication,thatis"creep,"orforrecoveryfollowingsuchprolongedstressapplication,theinverseofwhichisgenerallyreferredtoas"compressionset."Also,itisonlyintendedfortestsatroomtemperature.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Theinch-poundunitsgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G31
【国际标准分类号】:21_140
【页数】:3P.;A4
【正文语种】: