BS ISO 24698-1-2008 生橡胶.丙烯腈-丁二烯橡胶(NBR)中结合丙烯腈含量的测定.燃烧(Dumas)法
时间:2024-04-30 00:48:50 来源: 标准资料网 作者：标准资料网 阅读：8407
【英文标准名称】:Rubber,raw-DeterminationofboundAcrylonitrilecontentinacrylonitrile-butadienerubber(NBR)-Combustion(Dumas)method
【原文标准名称】:生橡胶.丙烯腈-丁二烯橡胶(NBR)中结合丙烯腈含量的测定.燃烧(Dumas)法
【标准号】:BSISO24698-1-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-06-30
【实施或试行日期】:2008-06-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:丙烯腈;分析;燃烧试验法;含量测定;燃烧(Dumas);弹性体;材料;晴基丁二烯橡胶;丁腈橡胶;腈;未加工的;橡胶;未处理的;硫化橡胶
【英文主题词】:Acrylonitrile;Analysis;Combustiontestmethods;Determinationofcontent;Dumas;Elastomers;Materials;NBR;Nitrilerubber;Nitriles;Raw;Rubber;Untreated;Vulcanizedrubber
【摘要】:
【中国标准分类号】:G35
【国际标准分类号】:83_040_10
【页数】:14P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforDeterminingDynamicAirPermeabilityofInflatableRestraintFabrics
【原文标准名称】:测定充气限制织物动态空气渗透性的标准试验方法
【标准号】:ASTMD6476-2008
【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】:D13.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:airbag;inflatablerestraint;permeability;Dynamicairpermeability;Inflatablerestraints;Permeability;Restrainingmaterials/systems/tests
【摘要】:Formattersrelatingtolotacceptanceofcommercialshipmentsandconformitytospecificationorotherstandard,refertoSection13ofthistestmethod.Thistestmethodisusefulintheselectionanddesignvalidationofpermeable,uncoatablefabricsusedininflatablerestraintcushions.Thedynamicconditionsandhigherpressuredifferentialsofthistestmethodmaybettersimulatetheinflationanddeflationcycleofanairbagmoduleduringdeploymentthandothesteady-stateconditionsofTestMethodD737.5.2.1Onlyuncoated,permeablefabricsshouldbeused.Useofcoatedfabricsmayyieldinvalidresultsandpotentiallydamagethetestapparatus.WithinthelimitsofvarianceexpressedinSection12,thistestmethodisusefulfordesignvalidationandmaybesuitableforincorporationinamaterialspecificationorforlotacceptancetestingofcommercialshipments.Cautionisadvisedonverylowpermeabilityfabricsorwiththe200cm3.sizetestheatbecausebetween-laboratoryprecisionaspresentedinSection12maybeashighas21%.Thistestmethodmaybeusedformaterialsotherthaninflatablerestraintfabricswhichexperiencedynamicairpermeabilityinsuddenbursts.Insuchcases,thephysicalapparatusoritssoftwarealgorithmsmayrequiremodificationtoprovidesuitabilityforuse.Duetothesplit-secondtimeintervalfortesting,thepressureversustimedataissubjecttorecordinganomaliesandelectronicnoise.Thedatashouldbedigitallyfilteredtoobtaintheunderlyingsmoothpressurecurvepriortodataanalysis.Thesoftwareintheapparatusincludesareliablealgorithmbothtosmooththecurveandtodeterminetheexponentofairpermeability.Itisinherentinthedesignandoperationofthisequipmentthatmajorcomponentskeytothecalibrationandmeasurementsarespecifictotheindividualtesthead.Thesizeorpermeabilitymeasuringrangeofthetestheadistypicallychosentocorrespondtothefabricspecimentobetested.Theprecisionofthistestmethodishighlydependentonthesizeofthetesthead.Theprecisionofthedatacollectedusingonetestheadshouldbeusedtoestimatetheprecisionofdatacollectedusingadifferenttesthead,evenonthesameapparatus.Itismandatorythatfabricspecimensbeconditionedandtestedinstandardatmospherefortestingtextiles.1.1Thistestmethodcoverstheproceduresusedtodetermineunderdynamicairflowconditionsthehighpressurepermeabilityofpermeable,uncoatedfabricstypicallyusedforinflatablerestraints.Forthedeterminationofairpermeabilityofinflatablerestraintfabricsunderlowpressureconditionsatsteady-stateairflow,refertoTestMethodD737.1.2Proceduresandapparatusotherthanthosestatedinthistestmethodmaybeusedbyagreementofpurchaserandsupplierwiththespecificdeviationsfromthestandardacknowledgedinthereport.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W59
【国际标准分类号】:59_080_30
【页数】:5P.;A4
【正文语种】:英语
【英文标准名称】:Informationtechnology--OpenSystemsInterconnection--Servicedefinitionforthecommitment,concurrencyandrecoveryserviceelement
【原文标准名称】:信息技术.开放系统互连.委托、协调和恢复服务元素的业务定义
【标准号】:JISX5704-1995
【标准状态】:作废
【国别】:日本
【发布日期】:1995-07-01
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonInformationTechnology
【标准类型】:()
【标准水平】:()
【中文主题词】:数据传送;开放系统互连;数据传输控制规程
【英文主题词】:opensystemsinterconnection;datatransmissioncontrolprocedures;datatransfer
【摘要】:この規格は,コミットメント,並行処理及び回復の機能を要求するほかの仕様から引用される。この規格は,分散型適用業務の中の複数の応用エンティティ起動の処理が,原子動作を構成する必要があるときはいつも引用できる。
【中国标准分类号】:L79
【国际标准分类号】:35_100_70
【页数】:66P;A4
【正文语种】:日语