【英文标准名称】:Undergroundminingmachines-Mobileextractingmachinesattheface-Safetyrequirementsforshearerloadersandploughsystems
【原文标准名称】:地下采矿机械.工作面上的移动式采掘机械.截装机和开沟机系统的安全要求
【标准号】:BSEN1552-2003
【标准状态】:现行
【国别】:英国
【发布日期】:2003-08-08
【实施或试行日期】:2003-08-08
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:设备;刨床;采掘设备;用户信息;定义;地下;维修;安全;打眼机;采掘;机器;保护措施;安全标志;机械工程;安全工程;危害;安全要求
【英文主题词】:
【摘要】:1ThisEuropeanStandardspecifiessafetyrequirementswhichshallbemettominimizethehazardslistedinclause4thatmayoccurduringtheassembly,use,maintenance,repair,decommissioning,disassemblyanddisposalofshearerloadersandploughsystemswhenoperatedinaccordancewiththemanufacturer'srequirementsinundergroundmining.Themachinesworkwithtoolsforcuttingmineralssuchascoal,ore,saltandsurroundingrock,atafixedorvariableheightandareguidedonarmouredfaceconveyorsortheirattachments.Shearerloadershavebuilt-inhaulagesystems.Theymaybedirectlyoperatedbyoneormoredriversorberemotelyorprogramcontrolled.Ploughsystemsareremotelycontrolled.Wirelessremotecontrolsystemsofshearerloadersareusedintheimmediateenvironmentofthemachines.2ThisEuropeanStandarddoesnotcoveranyhazardsresultingfromtheelectricalequipmentassociatedwiththemachine.Itdoesnotcontainanyrequirementsrelatingtodustsuppressionorfiredamphazards..Hazardsduetonoisearealsoexcludedfromthisstandard,butaseparatestandardisinpreparationwherehazardsduetonoisewillbeaddressed.NOTEOnlyasmallamountofthenoiseemittedatthepointofuseofshearerloadersandploughsystemsisgeneratedbythemachinesthemselves.Thenoiselevelisaffectedmorebythebreakingmineralandtheconveyors.Dustisgeneratednotonlybythemodeofoperationofthemachines,butalsobythematerialtobeextracted,theenvironment,theroofsupportandtheconveyor.Forexample,equippingthemachinewithawaterspraymaynotcompletelyeliminatethehazardonitsown.Itdoesnotcoverfaceconveyors,spillplatesandauxiliarydevicessuchaslasersetc.Itisintendedformanufacturersproducingandmarketingcompletemachines,andformanufacturersassemblingmachinesorpartsofmachinesfromdifferentoriginsorassemblingmachinesfortheirownuse.Thesearecalled"manufacturers"inthisEuropeanStandard.3ThisdocumentisnotapplicabletomachinesthataremanufacturedbeforethedateofpublicationofthisEuropeanStandardbyCEN.
【中国标准分类号】:D92
【国际标准分类号】:73_100_30
【页数】:22P;A4
【正文语种】:英语


【英文标准名称】:Nuts,bihexagonal,self-locking,withcounterboreandMJthreads,classifications:1100MPa(atambienttemperature)/425°C,1100MPa(atambienttemperature)/650°C,1210MPa(atambienttemperature)/425°C,1210MPa(atambienttemperature)/730°C,
【原文标准名称】:带沉头和MJ螺纹的自锁紧十二角螺母.等级:1100MPa(室温)/425℃、1100MPa(室温)/650℃、1210MPa(室温)/425℃、1210MPa(室温)/730℃、1550MPa(室温)/235℃、1550MPa(室温)/425℃和1550MPa(室温)/600℃.尺寸
【标准号】:BSA327-1998
【标准状态】:现行
【国别】:英国
【发布日期】:1998-07-15
【实施或试行日期】:1998-07-15
【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】:航空航天运输;航空运输;航空器;十二角螺母;尺寸;设备;紧固件;工业;防松螺母;螺母
【英文主题词】:Aerospacetransport;Airtransport;Aircraft;Bihexagonalnuts;Dimensions;Equipment;Fasteners;Industries;Locknuts;Nuts
【摘要】:ThisInternationalStandardspecifiesthedimensionsofbihexagonalnutswithcounterboreandMJthreadsandaself-lockingfeatureachievedbyformingtheupperportionout-of-round,forclassifications:1100MPa/425℃1100MPa/650℃,1210MPa/425℃1210MPa/730℃,1550MPa/235℃,1550MPa/425℃and1550MPa/600℃.ThisInternationalStandardisonlyapplicableforthecompilationofaerospaceproductstandards.note:1)Correspondstotheminimumtensilestresswhichthenutisabletowithstandatambienttemperaturewithoutbreakingorcrackingwhentestedwithaboltofahigherstrengthclass.2)Maximumtemperaturethatthenutisabletowithstand,withoutpermanentalterationtoitsoriginalcharacteristics,afterambienttemperaturehasbeenrestored.Themaximumtemperatureisconditionedbythematerialorbythesurfacetreatment.
【中国标准分类号】:V20
【国际标准分类号】:49_030_30
【页数】:10P;A4
【正文语种】:英语