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NF L22-251-1968 普通用途带A.I.C.M.A.十字槽、100°沉头螺钉

作者:标准资料网 时间:2024-05-10 22:16:36  浏览:8859   来源:标准资料网
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【英文标准名称】:Generalpurpose100degreescountersunkheadscrewswithA.I.C.M.A.Crossrecess.
【原文标准名称】:普通用途带A.I.C.M.A.十字槽、100°沉头螺钉
【标准号】:NFL22-251-1968
【标准状态】:现行
【国别】:法国
【发布日期】:1968-02-01
【实施或试行日期】:1968-01-24
【发布单位】:(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:尺寸公差;尺寸;埋头紧固件;航空运输;规范;飞行器部件;材料规范;螺钉;名称与符号;十字头紧固件;十字槽头螺钉;沉头螺钉;线密度;粗糙度;飞行器设备
【英文主题词】:
【摘要】:
【中国标准分类号】:V20
【国际标准分类号】:49_030_20
【页数】:1P.;A4
【正文语种】:其他


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【英文标准名称】:StandardGuideforEvaluatingChemicalProtectiveClothing
【原文标准名称】:评估防化学品用服装的标准指南
【标准号】:ASTMF1296-2008
【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】:F23.30
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:chemicalprotectiveclothing;chemicalresistance;closureperformance;overallclothingperformance;physicalproperties;protectiveclothing;seamperformance;Chemicalprotectiveclothing(CPC);Protectiveclothing
【摘要】:ThestandardsunderthejurisdictionofCommitteeF23andothertechnicalcommitteescanbeusedindividuallyoraspartofanintegratedprotocolinthedevelopment,selection,specification,anduseofchemicalprotectiveclothing.Thestandardsareintendedasameansbywhichinformationcanberequested,generated,andreportedinaconsistent,comparablemanner.Thesuggestedevaluationandtestmethodsarerecommendedguidelinesonly.Testmethodsofferproceduresforevaluatingchemicalprotectiveclothingatstandardizedconditionstoallowcomparison.Theinformationonclothingperformancemustbecombinedwithprofessionaljudgment,andaclearunderstandingoftheclothingapplication,toprovidethebestprotectiontotheworker.Allchemicalprotectiveclothingusemustbebasedonahazardassessmenttodeterminetherisksforexposuretochemicalsandotherhazards.Conducthazardassessmentsinaccordancewith29CFR1910.132.ChemicalprotectiveclothingintendedforuseduringhazardousmaterialsemergenciesshallbeevaluatedagainstandconformtoNFPA1991,StandardonVapor-ProtectiveEnsembleforHazardousMaterialsEmergencies,orNFPA1992,StandardonLiquidSplash-ProtectiveEnsembleandClothingforHazardousMaterialsEmergencies,asappropriateforthetypeofemergency.Foremergenciesinvolvingreleaseofchemicalagentsduringterrorismincidents,chemicalprotectiveclothingshallbeevaluatedagainstandconformtoNFPA1994,StandardonProtectiveEnsembleforChemical/BiologicalTerrorismIncidents.RecommendationsforlabelingchemicalprotectiveclothingareprovidedinPracticeF1301,recommendationsforimplementingachemicalprotectiveclothingprogramareprovidedinPracticeF1461,andrecommendationsforpreparingcareandmaintenanceinstructionsareprovidedinPracticeF2061.AppendixX1isanexampleofhowseveralofthereferencedstandardscanbecombinedintoaprotocoltoselectthemostsuitablechemicalprotectiveclothingforagivenapplication.Briefly,theprocessisoneofdefiningtherequirementsoftheapplicationandthen(bytesting)eliminatingthosecandidatesthatareunsuitable.AppendixX2providesacharttocrossreferenceU.S.StandardswithEuropeanandInternationalStandards.Thischartshowsonlyanalogousstandardsformeasuringthesamepropertyorevaluatingthesimilarchemicalprotectiveclothinganddoesnotimplythatresultsfromdifferenttestswillbecomparable.1.1Thisguideisintendedtoaidintheapplicationofstandardsforthedevelopment,specification,andselectionofchemicalprotectiveclothingwiththeultimategoalofmaintainingthesafetyandhealthofworkerswhocomeintocontactwithhazardouschemicals.1.2Thisguideprovidesashortdescriptionofeachreferencedstandardandthenmakesspecificrecommendationsfortheuseofthesestandards.Thereferencedstandardsareorganizedunderthefollowingheadings:MaterialChemicalResistance,MaterialPhysicalProperties,SeamandClosurePerformance,andOverallClothingPerformance.1.3Noprotocolcanensuretheselectionofprotectiveclothingthatguaranteesworkerprotection.Thepurposeoftestingistogeneratedataandinformationthatwillallowtheselectionofthemostappropriateclothing.Ultimately,clothingselectionisbasedontechnicalevaluationofavailableinformationandprofessionalassessmentofrisk.1.4ThevaluesstatedinSIunitsorinotherunitsshallberegardedseparatelyasstandard.Thevaluesstatedineachsystemmustbeusedindependentlyoftheother,withoutcombiningvaluesinanyway.1.5Thisstandarddoesnotpurporttoaddressthesafetyconcerns,ifany,associatedwithitsuse.......
【中国标准分类号】:C73
【国际标准分类号】:13_340_10
【页数】:10P.;A4
【正文语种】:英语


【英文标准名称】:Surgearresters-Part4:Metal-oxidesurgearresterswithoutgapsfora.c.systems;Amendment2
【原文标准名称】:避雷器.第4部分:交流电系统用无间隙金属氧化物避雷器.修改件2
【标准号】:IEC60099-4AMD2-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-02
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC37
【标准类型】:()
【标准水平】:()
【中文主题词】:验收检验;交流电流;交流电网络;交流电压;分类;定义;尺寸选定;电气工程;电气保护设备;电气试验;检验;额定电压装置;作标记;金属氧化放电器;金属氧化物;过电压;过电压保护装置;合格试验;常规检验;规范(验收);电涌放电器;过电压限制器;试验;疏水器;电压
【英文主题词】:Acceptanceinspection;Alternatingcurrent;Alternatingcurrentnetworks;Alternatingvoltages;Classification;Definitions;Dimensioning;Electricalengineering;Electricalprotectionequipment;Electricaltesting;Inspection;Installationsforratedvoltages;Marking;Metaloxidearresters;Metallicoxides;Overvoltage;Overvoltageprotection;Qualificationtests;Routinechecktests;Specification(approval);Surgearresters;Surgelimiters;Testing;Traps;Voltage
【摘要】:
【中国标准分类号】:K49
【国际标准分类号】:29_120_50;29_240_10
【页数】:26P;A4
【正文语种】:英语



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