BS 7707-1993 400kN-4000kN(含40000kN)公称力机械直边单作用型机动压力机规范
作者:标准资料网 时间:2024-05-12 12:38:02 浏览:9426
来源:标准资料网
【英文标准名称】:Specificationforpowerpresses,mechanicalstraight-sidedsingle-actiontypefrom400kNuptoandincluding4000kNnominalforce
【原文标准名称】:400kN-4000kN(含40000kN)公称力机械直边单作用型机动压力机规范
【标准号】:BS7707-1993
【标准状态】:现行
【国别】:英国
【发布日期】:1993-10-15
【实施或试行日期】:1993-10-15
【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】:压力机;力;机床;无削加工机床;尺寸
【英文主题词】:Definition;Definitions;Dimensions;Force;Formulae(mathematics);Machinetools;Presses;Pressure;Ratings;Specification(approval);Straightsidedpresses
【摘要】:Characteristicsanddimensions.
【中国标准分类号】:J62
【国际标准分类号】:25_120_10
【页数】:12P;A4
【正文语种】:英语
【英文标准名称】:Explosivesforciviluses-Detonatorsandrelays-Determinationoftransfercapabilityofsurfaceconnectors,relayandcouplingaccessories
【原文标准名称】:民用爆炸物.雷管和传爆管.表面连接器、传爆管和联接附件传导能力的测定
【标准号】:BSEN13763-25-2004
【标准状态】:现行
【国别】:英国
【发布日期】:2004-05-12
【实施或试行日期】:2004-05-12
【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】:定义;材料试验;爆破;测定;传输;爆炸作用;检验设备;冲击波;延迟设备;炸药储存;炸药;爆炸;防爆;精密度;耐力;测量;阻化剂;雷管;采掘;点火器;连接器;爆破指示;试验
【英文主题词】:Blasting;Blastingcharges;Checkingequipment;Connectors;Definition;Definitions;Delayequipment;Determination;Detonation;Detonator;Detonators;Explosionproofness;Explosions;Explosives;Explosivesstorage;Igniters;Materialstesting;Measurement;Mining;Precision;Resistance;Retardants;Shockwave;Testing;Transmission
【摘要】:ThisEuropeanStandardspecifiesmethodsfordeterminingthetransfercapabilityofsurfaceconnectors,relaysandcouplingaccessoriesintendedfornon-electricinitiationsystems.
【中国标准分类号】:G89
【国际标准分类号】:71_100_30
【页数】:12P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforLaboratoryMeasurementoftheInsertionLossofPipeLaggingSystems
【原文标准名称】:管子护套装置介入损耗的实验室测量的标准试验方法
【标准号】:ASTME1222-1990(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1990
【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】:E33.08
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:insertionloss;pipelaggingsystems;Negativeinsertionloss;Pipelaggingsystems;Reverberationroommethod;Soundtransmission--buildingmaterials/applications;Steelpipe;Acousticaltests;Insertionloss;Laboratorysoundtransmissiontesting;Lagg
【摘要】:Theinsertionlossofapipelaggingsystemdependsuponthelaggingsystemmaterials,themethodusedtoapplythematerials,thepipewallthickness,thesizeandshapeofthebareandlaggedpipe,andthemechanismscausingnoiseradiationfromthepipe.Insertionlossesmeasuredusingthistestmethodshouldbeusedwithsomecaution.Inthelaboratory,measurementsmustbemadeunderreproducibleconditions,butinpracticalusageinthefield,theconditionsthatdeterminetheeffectiveinsertionlossaredifficulttopredictandtheymayleadtoslightlydifferentresults.Insertionlossesmeasuredwiththistestmethodcanbeusedsuccessfullyforacousticaldesignpurposes.Insertionlossesmeasuredwiththistestmethodaremostusefulforpipesandlaggingsystemswhicharesimilartothoseusedinthelaboratoryconfiguration.Thistestmethodmaybeusedtorank-orderpipelaggingsystemsaccordingtoinsertionlossortoestimatethefieldinsertionlossofpipelaggingsystemsinstalledinthefield.Thistestmethodassumesthatpipewallstressesresultingfromdifferentmethodsofsupportingthetestpipeinthelaboratorydonothaveasignificanteffectuponthemeasuredinsertionloss.Pipelaggingsystemstypicallyhavesmallinsertionloss,andsometimesnegativeinsertionloss,atfrequenciesbelow500Hz.Theresultsobtainedatfrequenciesbelow500Hzmaybesomewhaterratic.Soundsourcesusedwiththistestmethodnormallyhavealowfrequencylimitintherangefrom300to500Hz.Forthesereasons,thelowestbandoffrequenciesforwhichresultsarerequirediscenteredat500Hz.1.1Thistestmethodcoversthemeasurementoftheinsertionlossofpipelaggingsystemsunderlaboratoryconditions.1.2AprocedureforaccreditingalaboratoryforpurposesofthistestmethodisgiveninAnnexA1.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P31
【国际标准分类号】:17_140_20
【页数】:5P.;A4
【正文语种】:英语
