NF L24-481-2010 航空航天系列.MoS2润滑的耐高温钢制双耳扩孔自锁浮动式,简化串联锚定螺母.等级:1100MPa(环境温度)/235℃
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【英文标准名称】:Aerospaceseries-Nuts,anchor,self-locking,floating,twolug,reducedseries,withcounterbore,inheatresistingsteel,MoS2lubricated-Classification:1100MPa(atambienttemperature)/315oC.
【原文标准名称】:航空航天系列.MoS2润滑的耐高温钢制双耳扩孔自锁浮动式,简化串联锚定螺母.等级:1100MPa(环境温度)/235℃
【标准号】:NFL24-481-2010
【标准状态】:现行
【国别】:法国
【发布日期】:2010-07-01
【实施或试行日期】:2010-07-23
【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】:航空航天运输;航空运输;沉头孔钻;设计;名称与符号;尺寸规格;紧固件;法兰;高温;防松螺母;作标记;材料;二硫化钼;螺母;托板螺母;自锁紧;航天运输;钢;表面处理;螺纹形状;螺纹;公差(测量);可移动的;重量
【英文主题词】:Aerospacetransport;Airtransport;Counterbores;Design;Designations;Dimensions;Fasteners;Flanges;Hightemperature;Locknuts;Marking;Materials;Molybdenumdisulphides;Nuts;Platenuts;Self-locking;Spacetransport;Steels;Surfacetreatment;Threadforms;Threads;Tolerances(measurement);Transportable;Weights
【摘要】:
【中国标准分类号】:V20
【国际标准分类号】:49_030_30
【页数】:15P;A4
【正文语种】:其他
【英文标准名称】:Explosiveatmospheres.Explosionpreventionandprotection.Basicconceptsandmethodology
【原文标准名称】:爆炸性环境.爆炸的预防和保护.基本概念和方法
【标准号】:BSEN1127-1-2011
【标准状态】:现行
【国别】:英国
【发布日期】:2011-08-31
【实施或试行日期】:2011-08-31
【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】:
【英文主题词】:Accidentprevention;Atmosphere;Basis;Climate;Cloth;Combustible;Contactsafetydevices;Corrosion;Corrosionprotection;Detonation;Dust;Electriccontactprotection;Electriccontacts;Electricshock;Electricalequipment;Electricalsafety;Electromagnetic;Electromagneticcompatibility;Electromagnetism;EMC;Emergency;Emergencymeasures;Equipmentsafety;Evaluations;Explosionhazard;Explosionprotection;Explosionzone;Explosions;Explosiveatmospheres;Fire;Firesafety;Flammableatmospheres;Gases;Hazardremoval;Hazards;Ignitingsources;Inflammable;Ionizing;Lightning;Lightningstroke;Machines;Maintenance;Occupationalsafety;Personnel;Preventiveactions;Protection;Protectivemeasures;Radiation;Repair;Risk;Riskarea;Riskmanagement;Safety;Safetycomponents;Safetyengineering;Safetymeasures;Safetyofmachinery;Safetyrequirements;Specification(approval);Surfacetemperatures;Systemology;Temperature;Training;Ultrasonics;Userinformation;Vapours;Workplacesafety
【摘要】:ThisEuropeanStandardspecifiesmethodsfortheidentificationandassessmentofhazardoussituationsleadingtoexplosionandthedesignandconstructionmeasuresappropriatefortherequiredsafety.Thisisachievedby:?riskassessment;?riskreduction.Thesafetyofequipment,protectivesystemsandcomponentscanbeachievedbyeliminatinghazardsand/orlimitingtherisk,i.e.by:a)appropriatedesign(withoutusingsafeguarding);b)safeguarding;c)informationforuse;d)anyotherpreventivemeasures.Measuresinaccordancewitha)(prevention)andb)(protection)againstexplosionsaredealtwithinClause6,measuresaccordingtoc)againstexplosionsaredealtwithinClause7.Measuresinaccordancewithd)arenotspecifiedinthisEuropeanStandard.TheyaredealtwithinENISO12100:2010,Clause6.ThepreventiveandprotectivemeasuresdescribedinthisEuropeanStandardwillnotprovidetherequiredlevelofsafetyunlesstheequipment,protectivesystemsandcomponentsareoperatedwithintheirintendeduseandareinstalledandmaintainedaccordingtotherelevantcodesofpracticeorrequirements.Thisstandardspecifiesgeneraldesignandconstructionmethodstohelpdesignersandmanufacturersinachievingexplosionsafetyinthedesignofequipment,protectivesystemsandcomponents.ThisEuropeanStandardisapplicabletoanyequipment,protectivesystemsandcomponentsintendedtobeusedinpotentiallyexplosiveatmospheres,underatmosphericconditions.Theseatmospherescanarisefromflammablematerialsprocessed,usedorreleasedbytheequipment,protectivesystemsandcomponentsorfrommaterialsinthevicinityoftheequipment,protectivesystemsandcomponentsand/orfromthematerialsofconstructionoftheequipment,protectivesystemsandcomponents.ThisEuropeanStandardisapplicabletoequipment,protectivesystemsandcomponentsatallstagesofitsuse.ThisEuropeanStandardisonlyapplicabletoequipmentgroupIIwhichisintendedforuseinotherplacesthanundergroundpartsofminesandthosepartsofsurfaceinstallationsofsuchminesendangeredbyfiredampand/orflammabledust.ThisEuropeanStandardisnotapplicableto:1)medicaldevicesintendedforuseinamedicalenvironment;2)equipment,protectivesystemsandcomponentswheretheexplosionhazardresultsexclusivelyfromthepresenceofexplosivesubstancesorunstablechemicalsubstances;3)equipment,protectivesystemsandcomponentswheretheexplosioncanoccurbyreactionofsubstanceswithotheroxidizersthanatmosphericoxygenorbyotherhazardousreactionsorbyotherthanatmosphericconditions;4)equipmentintendedforuseindomesticandnon-commercialenvironmentswherepotentiallyexplosiveatmospheresmayonlyrarelybecreated,solelyasaresultoftheaccidentalleakageoffuelgas;5)personalprotectiveequipmentcoveredbyDirective89/686/EEC;6)seagoingvesselsandmobileoffshoreunitstogetherwithequipmentonboardsuchvesselsorunits;7)meansoftransport,i.e.vehiclesandtheirtrailersintendedsolelyfortransportingpassengersbyairorbyroad,railorwaternetworks,aswellasmeansoftransportinsofarassuchmeansaredesignedfortransportinggoodsbyair,bypublicroadorrailnetworksorbywater;vehiclesintendedforuseinapotentiallyexplosiveatmosphereshallnotbeexcluded;8)thedesignandconstructionofsystemscontainingdesired,controlledcombustionprocesses,unlesstheycanactasignitionsourcesinpotentiallyexplosiveatmospheres.
【中国标准分类号】:C67
【国际标准分类号】:13_230
【页数】:48P.;A4
【正文语种】:英语
基本信息
| 标准名称： | 导轨油 |
| 中标分类： |
石油 >>
石油产品 >>
润滑油 |
| 替代情况： | SY 1228-82(88);被SH/T 0361-1998代替 |
| 发布日期： | |
| 实施日期： | 1992-05-20 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
| 页数： | 9页 |
适用范围
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前言
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目录
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引用标准
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所属分类： 石油 石油产品 润滑油
