【英文标准名称】:StandardSpecificationforStructuralBolts,AlloySteel,HeatTreated,150ksiMinimumTensileStrength
【原文标准名称】:最小抗拉强度为150ksi的热处理合金钢结构螺栓标准规范
【标准号】:ASTMA490a-2004
【标准状态】:作废
【国别】:美国
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:结构钢;建筑;紧固件;材料强度;钢;螺栓
【英文主题词】:Bolts;Construction;Fasteners;Steels;Strengthofmaterials;Structuralsteels
【摘要】:
【中国标准分类号】:K13
【国际标准分类号】:21_060_10
【页数】:6P;A4
【正文语种】:英语


【英文标准名称】:Equipmentandcomponentsintendedforuseinpotentiallyexplosiveatmospheresinundergroundmines;EnglishversionofDINEN1710:2006-01
【原文标准名称】:地下矿井潜在爆炸性环境下使用的设备和组件
【标准号】:DINEN1710-2006
【标准状态】:作废
【国别】:德国
【发布日期】:2006-01
【实施或试行日期】:2006-01-01
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:CE标志;危险;危险区域;电气安全;防爆;爆炸性环境;沼气;耐火的;气体;危害;机器;作标记;机械工程;矿井瓦斯;矿;采掘;采掘设备;使用条件;安全;安全要求;规范(验收);地下;地下开采;应用
【英文主题词】:CEmarking;Danger;Dangerzones;Electricalsafety;Explosionprotection;Explosiveatmospheres;Fire-damp;Flame-proof;Gases;Hazards;Machines;Marking;Mechanicalengineering;Minegas;Mines;Mining;Miningequipment;Operatingconditions;Safety;Safetyrequirements;Specification(approval);Underground;Undergroundmining;Use
【摘要】:ThisEuropeanStandardspecifiestheexplosionprotectionrequirementsfortheconstructionandmarkingofequipmentthatmaybeanindividualitemorformanassembly.Thisincludesmachineryandcomponentsplacedonthemarketbyasinglesupplierforuseinminessusceptibletoexplosiveatmospheresoffiredampand/orcombustibledust(atatmosphericconditionsasdefinedinEN1127-2).NOTE1ThisEuropeanStandarddealsonlywiththeignitionprotectionofminingmachineryandmanufacturerswillneedtotakeaccountofallotherrelevantEUDirectivesrelatingtotheconstructionofmachinese.g.theconsolidatedMachineryDirective98/37/EC.Additionally,manufacturerswillneedtotakeaccountofanynationallegislationinthecountrywheretheyintendtomarkettheirequipment.NOTE2Wheretheflammablegasintheatmosphereisnotpredominantlymethane,referencewillneedtobemadeto4.1ineitherEN60079-0:2004orEN13463-1:2001.NOTE3Thedefinitionof'equipment'iscontainedinEN13463-1.Thedefinitionof'assembly'canbefoundtheATEXguidelines,publishedbytheEuropeanCommission.EquipmentcomplyingwiththerelevantclausesofthisEuropeanStandardisconsideredtomeettherequirementsforequipmentofGroupI-CategoryM2.ThisEuropeanStandardalsodealswiththepreventionofignitionsofexplosiveatmospherescausedbyburning(orsmouldering)ofcombustiblematerialsuchasfabricfibres,plastic"~"-rings,rubberseals,lubricatingoilsorgreasesusedintheconstructionoftheequipmentifsuchitemscouldbeanignitionsource.Forexample,themechanicalfailureofrotatingshaftbearingscanresultinfrictionalheatingthatignitesitsplasticcage,plasticsealorlubricatinggrease.Seealso5.2.4ofEN13463-1:2001.NOTE4TheaboveclauseofEN13463-1requirestheignitionhazardassessmenttoincludethosecomponentswhich,iftheyfailed,couldigniteanyflammablesubstance(e.g.lubricatingoil)containedwithintheequipmentandwhichcouldconsequentlybecome,orcreate,anignitionsource.Inthecaseofcoalminingequipmentandcomponents,theignitiontemperatureofthemineraloilsorgreasesusedisoftenbelowthatoffiredamp,i.e.below560~C.
【中国标准分类号】:K35;D92
【国际标准分类号】:29_260_20;73_100_30
【页数】:42P.;A4
【正文语种】:英语