NF X44-014-4-2010 高效空气过滤器(EPA、HEPA和ULPA).第4部分:过滤器芯件的泄漏测定(扫描法)
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【英文标准名称】:Highefficiencyairfilters(EPA,HEPAandULPA)-Part4:determiningleakageoffilterelements(scanmethod).
【原文标准名称】:高效空气过滤器(EPA、HEPA和ULPA).第4部分:过滤器芯件的泄漏测定(扫描法)
【标准号】:NFX44-014-4-2010
【标准状态】:现行
【国别】:法国
【发布日期】:2010-01-01
【实施或试行日期】:2010-01-09
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:气溶胶;空气过滤器;空调系统;无菌室;无菌技术;颗粒浓度;计数;定义;排水层;滤波器元件;过滤材料;过滤器;大容量;高效空气尘粒过滤机;泄漏试验;泄漏;材料试验;测量;测量技术;机械工程;方法;颗粒滤器;颗粒;颗粒物质的测定;过程通风;扫描法;分离效率;分离器;统计学;试验用气雾剂;试验;传动比
【英文主题词】:Aerosols;Airfilters;Air-conditioningsystems;Cleanrooms;Clean-roomtechnology;Concentrationofparticles;Counting;Definitions;Drainagelayers;Filterelements;Filteringmaterials;Filters;Highcapacity;High-efficiencysubmicronparticulateairfilters;Leaktesting;Leaks;Materialstesting;Measurement;Measuringtechniques;Mechanicalengineering;Methods;Particlefilters;Particles;Particulatemattermeasurement;Processventilation;Scanningmethods;Separationefficiency;Separators;Statistics;Testaerosols;Testing;Transmissionratios
【摘要】:
【中国标准分类号】:J88
【国际标准分类号】:13_040_40
【页数】:40P;A4
【正文语种】:其他
【英文标准名称】:StandardforCompetenceofResponderstoHazardousMaterials/WeaponsofMassDestructionIncidents
【原文标准名称】:危险物质事故/大规模杀伤性武器事故处理人员的能力标准
【标准号】:ANSI/NFPA472-2007
【标准状态】:作废
【国别】:美国
【发布日期】:2007-06-24
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:NFPA
【标准类型】:()
【标准水平】:()
【中文主题词】:危险物质;灾祸控制;事故;安全工程;安全要求
【英文主题词】:Dangerousmaterials;Disastercontrol;Incidents;Safetyengineering;Safetyrequirements
【摘要】:Thisstandardshallidentifythelevelsofcompetencerequiredofresponderstohazardousmaterialsincidents.Thisstandardshallcoverthecompetenciesforfirstrespondersattheawarenesslevel,firstrespondersattheoperationallevel,hazardousmaterialstechnicians,incidentcommanders,hazardousmaterialsbranchofficers,hazardousmaterialsbranchsafetyofficers,andotherspecialistemployees.
【中国标准分类号】:C70
【国际标准分类号】:13_300;13_200;03_100_30
【页数】:
【正文语种】:英语
【英文标准名称】:StandardTestMethodforDirect-CurrentMagneticPropertiesofMaterialsUsingtheBallisticMethodandRingSpecimens
【原文标准名称】:用环形试验法和冲击法测定材料的直流磁性能的标准试验方法
【标准号】:ASTMA596/A596M-1995(2009)e1
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【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】:A06.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:ballistictest;coerciveforce;directcurrent;Epstein;induction;magneticfieldstrength;magnetictest;permeability;residualinduction;Ballistictest;Coerciveforce;D-cmagneticproperties;Direct-currentballisticmethods;Direct-currentp
【摘要】:Testmethodsusingsuitablering-typespecimensarethepreferredmethodsofdeterminingthebasicmagneticpropertiesofamaterialcausedbytheabsenceofdemagnetizingeffectsandarewellsuitedforspecificationacceptance,serviceevaluation,andresearchanddevelopment.Providedthetestspecimenisrepresentativeofthebulkmaterialasisusuallythecaseforthinstripandwire,thistestisalsosuitablefordesignpurposes.Whenthetestspecimenisnotnecessarilyrepresentativeofthebulkmaterialsuchasaringmachinedfromalargeforgingorcasting,theresultsofthistestmethodmaynotbeanaccurateindicatorofthemagneticpropertiesofthebulkmaterial.Insuchinstances,thetestresultswhenviewedincontextofpastperformancehistorywillbeusefulforjudgingthesuitabilityofthecurrentmaterialfortheintendedapplication.1.1Thistestmethodcoversdcballistictestingforthedeterminationofbasicmagneticpropertiesofmaterialsintheformofring,toroidal,link,double-lappedEpsteincores,orotherstandardshapeswhichmaybecut,stamped,machined,orgroundfromcast,compacted,sintered,forged,orrolledmaterials.Itincludestestsfornormalinductionandhysteresistakenunderconditionsofsteepwavefrontreversalsofthedirect-currentmagneticfieldstrength.1.2ThistestmethodshallbeusedinconjunctionwithPracticeA34/A34M.1.3Thistestmethodissuitableforatestingrangefromverylowmagneticfieldstrengthupto200ormoreOe[15.9ormorekA/m].Thelowerlimitisdeterminedbyintegratorsensitivityandtheupperlimitbyheatgenerationinthemagnetizingwinding.Specialtechniquesandshortdurationtestingmayextendtheupperlimitofmagneticfieldstrength.1.4Testingunderthistestmethodisinherentlymoreaccuratethanothermethods.Whenspecifieddimensionalorshaperequirementsareobserved,themeasurementsareagoodapproximationtoabsoluteproperties.Testaccuracyavailableisprimarilylimitedbytheaccuracyofinstrumentation.Inmostcases,equivalentresultsmaybeobtainedusingTestMethodA773/A773MorthetestmethodsofIECPublication60404-4.1.5Thistestmethodpermitsachoiceoftestspecimentopermitmeasurementofpropertiesinanydesireddirectionrelativetothedirectionofcrystallographicorientationwithoutinterferencefromexternalyokesystems.1.6ThesymbolsandabbreviateddefinitionsusedinthistestmethodappearinFig.1andSections5,6,9,and10.FortheofficialdefinitionsseeTerminologyA340.Notethatthetermfluxdensityusedinthisdocumentissynonymouswiththetermmagneticinduction.1.7Warningx2014;MercuryhasbeendesignatedbyEPAandmanystateagenciesasahazardousmaterialthatcancausecentralnervoussystem,kidney,andliverdamage.Mercury,oritsvapor,maybehazardoustohealthandcorrosivetomaterials.Cautionshouldbetakenwhenhandlingmercuryandmercury-containingproducts.SeetheapplicableproductMaterialSafetyDataSheet(MSDS)fordetailsandEPAx2019;swebsite(http://www.epa.gov/mercury/faq.htm)foradditionalinformation.Usersshouldbeawarethatsellingmercuryormercury-containingproducts,orboth,inyourstatemaybeprohibitedbystatelaw.1.8Thevaluesstatedineithercustomary(cgs-emuandinch-pound)unitsorSIunitsaretoberegardedseparatelyasstandard.Withinth......
【中国标准分类号】:H21
【国际标准分类号】:29_030;29_100_10
【页数】:8P.;A4
【正文语种】:英语