ASME B18.31.1M-2008 米制连续和双端螺柱

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【英文标准名称】:MetricContinuousandDouble-EndStuds
【原文标准名称】:米制连续和双端螺柱
【标准号】:ASMEB18.31.1M-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008-09-03
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:连续的;双;紧固件;锁定装置及定位装置;米制的;螺柱
【英文主题词】:Continuous;Double;Fasteners;Lockingandlocatingdevices;Metric;Studs
【摘要】:1.1.1ThisStandardcoversthecompletedimensionalandgeneraldataforcontinuous-threadanddouble-endmetricseriesstudsrecognizedasanAmericanNationalStandard.Thefollowingconfigurationsarecovered:continuous-threadstud:studsthatarethreadedovertheircompletelength.double-endstud(clamping-type):studswithscrewthreadsofthesamelengthandconfigurationoneachend.Thistypeofstudservesthefunctionofclampingtwobodiestogetherwithanutoneachend.double-endstud(tap-endtype):astuddesignedtobeinstalledinatappedholeandusuallywithdifferentthreadedlengthsoneachend.Thetap-endstudscoveredbythisStandardhavethesamethreadformoneachendwiththelengthofthetap-endthreadsequaltoapproximately11?2timesthenominalthreaddiameter.NOTE:Bothtypesofdouble-endstudsinthisStandardmaybeinstalledwithanutoneachend.Similarly,oneendofeachtypemaybesetinatappedhole,usuallywithalockingcompound.Double-endstudsofthefollowingbodydiametersarecovered:(a)reduced-diameterbody.Seepara.6.1fordimensions.(b)fullbody.Seepara.6.2fordimensions.1.1.2TheinclusionofdimensionaldatainthisStandardisnotintendedtoimplythatallproductsdescribedarestockproductionitems.Consumersshouldconsultwithsuppliersconcerningavailabilityofproducts.
【中国标准分类号】:J13
【国际标准分类号】:21_060_10
【页数】:22P;A4
【正文语种】:英语


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【英文标准名称】:StandardTestMethodsforImpactTestingofCastIrons
【原文标准名称】:铸铁冲击试验用标准试验方法
【标准号】:ASTMA327-1991(2006)
【标准状态】:现行
【国别】:
【发布日期】:1991
【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】:A04.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:铸件;铁;机械试验;冲击试验;试验
【英文主题词】:
【摘要】:1.1Thesetestmethodsforimpacttestingcoverthedetailsofapparatus,testspecimensandproceduresforcastiron,includinggrayiron,whiteiron,malleableiron,ductileiron,andaustemperedductileiron,butnotincludingchilledrollsorrollswithwhiteironskins.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Acompanionstandard,A327M,listsvaluesinSIunits.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.3TheCharpy-typeimpacttestshallbeemployedfortestinggrayandwhiteirons.1.4EitherthestandardnotchedorunnotchedCharpyimpacttestshallbeemployedintestingofmalleableorductileirons.SelectionofthetypebarisdependentuponthespecificmaterialtobeevaluatedasdefinedinSection.1.5Bothtypesofcharpybarshavebeendesignatedtocharacterizethefracturetoughnessofirons.TheunnotchedCharpybar,whentested,willproducesubstantiallyhigherenergyvaluesthanthenotchbartype.Theunnotchedbaristhereforespecifiedfortestingironsthathavelowfracturetoughnesscharacteristics.
【中国标准分类号】:J31
【国际标准分类号】:77_140_80
【页数】:4P.;A4
【正文语种】:


【英文标准名称】:Alarmsystems—GuidelinestoachievingcompliancewithECdirectivesforequipmentofalarmsystems
【原文标准名称】:报警系统.报警系统设备用符合EC指令的指南
【标准号】:BSPDCLC/TR50456-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-03-31
【实施或试行日期】:2008-03-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisTechnicalReportgivesguidanceontheuseofstandardsforalarmsystemsintheframeoftheimplementationoftheECdirectives.Itspurposeis:–tofind,amongallECdirectives,thosedirectiveswhicharedirectlycoveringequipmentusedinalarmsystems;–toidentifytheEssentialRequirements(ERs)oftheaboveECdirectiveswhichhavetobetakenintoaccountduringthestandardizationprocessandwhichshouldbeknownbybodiesinterestedwithequipmentusedinalarmsystems;–toregisterthestandardsthatCLC/TC79recommendstouseforshowingpresumptionofconformityaccordingtotheECdirectivesandtheERspreviouslyidentified.ThisTechnicalReportmainlycoversequipmentusedinthefollowingfieldsofactivities:accesscontrol,alarmtransmission,CCTV,firedetectionandfirealarm,intrusionandhold-up,socialalarm.
【中国标准分类号】:A91
【国际标准分类号】:13_320
【页数】:12P.;A4
【正文语种】:英语