SAE AS85421/9 Fitting Assembly, Cross, Reducer Beam Seal, 3000/4000 psi, 4 Female Ends
时间:2024-05-29 04:00:27 来源: 标准资料网 作者：标准资料网 阅读：9086
Product Code:SAE AS85421/9
Title:Fitting Assembly, Cross, Reducer Beam Seal, 3000/4000 psi, 4 Female Ends
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:Scope unavailable.
【英文标准名称】:Wheelchairseating.Determinationofphysicalandmechanicalcharacteristicsofdevicesintendedtomanagetissueintegrity.Seatcushions
【原文标准名称】:轮椅座椅.维持组织完整性的装置物理和机械特性测定.座椅垫
【标准号】:BSISO16840-2-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-08-31
【实施或试行日期】:2007-08-31
【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】:附件;适用于残疾人的设计;残疾人辅助器具;小垫;定义;残废人;残疾人;人体;测量;机械特性;物理特性;定位测定;安全性;安全性要求;座椅;规范(验收);适合残疾人用的;专门装备;轮椅
【英文主题词】:Accessories;Adapteddesigningfordisabledpersons;Aidsforthedisabled;Cushions;Definition;Disabledpeople;Handicapedpersons;Humanbody;Measurement;Mechanicalproperties;Physicalproperties;Positionfinding;Safety;Safetyrequirements;Seats;Specification(approval);Suitableforhandicappedpersons;Technicalaid;Wheelchairs
【摘要】:ThispartofISO16840specifiesapparatus,testmethodsanddisclosurerequirementsforwheelchairseatcushionsintendedtomaintaintissueintegrityandpreventtissuetrauma.Itdoesnotincludetestmethodsorrequirementsfordeterminingthefireresistanceofcushions.AnnexBprovidesguidanceonselectingcushionswithappropriatefireresistancecharacteristics.ThispartofISO16840doesnotaddresstheinterfacepressuredistributingcharacteristicsofseatcushionsnortheheatandwatervapourdissipationcharacteristicsofseatcushionsthatwillbeaddressedinfurtherpartsofISO16840.ThispartofISO16840canalsobeapplicabletotissueintegritymanagementdevicesusedasothersupportsystems,aswellastocushionsusedinsituationsotherthanawheelchair.
【中国标准分类号】:Y14
【国际标准分类号】:11_180_10
【页数】:34P.;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforSamplingandDeterminationofHydrogenCyanide(HCN)inCombustionEffluentsandOtherStationarySources
【原文标准名称】:在燃料渗出液和固定排放源中氰化物取样和测定的标准实施规程
【标准号】:ASTMD7295-2006
【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】:D22.03
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:燃烧;氰化物;测定;渗出液;氰化氢;取样;固定的
【英文主题词】:amperometry;combustiongases;cyanide;firegases;flowinjectionanalysis;hydrogencyanide;stackemissions;workplacemonitoring
【摘要】:Hydrogencyanideishighlytoxic.Inrelativelylowquantities,hydrogencyanidecancauseasphyxiaanddeath.TheNationalFireProtectionAssociationhasassignedaflammabilityratingof4(severefirehazard)tohydrogencyanide.1.1Thispracticeisusedtodeterminetheconcentrationofgaseoushydrogencyanide(HCN)fromanycombustiondeviceoratmospherewherecyanidemaybepresent.WhileprimarilydesignedforthemeasurementofgasphaseHCN,thesamplecollectiondescribedinthispracticealsoincludescyanideion(CN-)absorbedparticlesthatmaybepresentinthesamplingatmosphere.1.1.1SamplescanbecollectedfromaclosedchambersuchastheNBSsmokeboxdescribedinTestMethodE662provideditisequippedwithsamplingports.1.1.2OpenchamberssuchasindustrialworkareasorlargescalefirescanbemonitoredforHCNwiththispractice.1.1.3TheHCNemissionsofaflowthroughsystemcanbedeterminedbysamplingfromitsdischargestack.ExamplesofsuchsystemsincludelargescalemanufacturingapplicationsandtheconecalorimeterdescribedinTestMethodE1354.1.2ThispracticecanbeusedtomonitorHCNlevelsinlabscalefiresmokeeffluentsinordertoestimatetoxicityofgasesproducedfromburningmaterials.SeeGuideE800.1.3Theconcentrationrangeofhydrogencyanidewillbedependentonthevolumeofgassampled,thevolumeofsodiumhydroxidesolutionplacedintheimpingerduringsampling,andtheanalyticalmethodusedtomeasurecyanide.Forexample,thelowerlimitofdetectionwouldbe0.002-mg/m3when0.1-m3ofcombustioneffluentiscollectedinto100-mLsodiumhydroxidesolutionbasedonadetectionlimitof0.002mg/Lcyanideintheimpingersolutionwhenusingtheflowinjectionanalysis(FIA)systemdescribedinTestMethodD6888.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z60
【国际标准分类号】:13_040_40
【页数】:6P.;A4
【正文语种】: