【英文标准名称】:Trass;Requirements,Tests
【原文标准名称】:粗面凝灰岩.要求.试验
【标准号】:DIN51043-1979
【标准状态】:现行
【国别】:德国
【发布日期】:1979-08
【实施或试行日期】:
【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】:表面;二氧化硅;粗面凝灰岩;氧化钙;试样;硅酸;强碱;监督(认可);抗压强度;三氧化硫;作标记;氯化物;定义;试验;极限(数学);二氧化碳;规范(验收);组分
【英文主题词】:compressivestrength;testspecimens;chlorides;composition;carbondioxide;testing;silicondioxide;surveillance(approval);limits(mathematics);definitions;specification(approval);sulphurtrioxide;mark
【摘要】:Trass;requirements,testsTrass;requêtes,essai-réalisation
【中国标准分类号】:Q21;D50
【国际标准分类号】:91_100_15
【页数】:3P;A4
【正文语种】:德语


【英文标准名称】:StandardTestMethodforAcousticEmissionTestingofInsulatedandNon-InsulatedDiggerDerricks
【原文标准名称】:绝缘采掘式起重机声音发射试验的标准试验方法
【标准号】:ASTMF1797-2009e1
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:F18.55
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:Acousticemission(AE)testing;Derricks;Insulateddiggerderricks;Pass-failtest
【摘要】:Thistestmethodpermitstestingofthemajorcomponentsofadiggerderrickgeneratedbytherapidreleaseofenergyfromlocalizedsourceswithinthediggerderrickundercontrolledloading.Theenergyreleasesoccurduringintentionalapplicationofapredeterminedload.Theseenergyreleasescanbemonitoredandinterpretedbyqualifiedindividuals.Acceptance/rejectioncriteriaarebeyondthescopeofthistestmethod.Thetestmaybediscontinuedatanytimetoinvestigateaparticularareaofconcern,ortopreventafaultfromcontinuingtoultimatefailureofthediggerderrickresultingfromtheapplicationofthetestload.Thistestmethodprovidesameansofdetectingacousticemissionsourcesthatmaybedefects,irregularities,orboth,affectingthestructuralintegrityorintendeduseoftheaerialpersonneldevice.Significantsourcesofacousticemissionfoundwiththistestmethodshallbeevaluatedbyeithermorerefinedacousticemissiontesttechniquesorbyothernondestructivemethods(visual,liquidpenetrant,radiography,ultrasonic,magneticparticle,etc.).Othernondestructivemethodsmayberequiredinordertopreciselylocatedefectsinthediggerderrick,andtoestimatetheirsize.Additionaltestsareoutsidethescopeofthistestmethod.Defectiveareasfoundindiggerderricksbythistestmethodshouldberepairedandretestedasappropriate.Repairprocedurerecommendationsareoutsidethescopeofthistestmethod.Repairprocedurerecommendationsareoutsidethescopeofthistestmethod.1.1Thistestmethodcoversaprocedureforacousticemission(AE)testingofdiggerderricks.1.1.1EquipmentCovered8212;Thistestmethodappliestospecialmultipurposevehicle-mountedmachines,commonlyknownasdiggerderricks.Thesemachinesareprimarilydesignedtodigholes,setpoles,andpositionmaterialsandapparatus.1.1.1.1Insulatedandnon-insulatedtypediggerderricksmaybeevaluatedwiththistestmethod.1.1.1.2Diggerderricks,ifsoequippedtopositionpersonnelorequipment,orboth,mayalsobeevaluatedwiththistestmethodinconjunctionwithTestMethodF914.1.1.2EquipmentNotCovered8212;Excludedfromthistestmethodaregeneral-purposecranesdesignedonlyforliftingserviceandmachinesprimarilydesignedonlyfordiggingholes.1.2TheAEtestmethodisusedtodetectandarea-locateemissionsources.Verificationofemissionsourcesmayrequiretheuseofothernondestructivetest(NDT)methods,suchasradiography,ultrasonic,magneticparticle,liquidpenetrant,andvisualinspection.1.3WarningThistestmethodrequiresthatexternalloadsbeappliedtothesuperstructureofthevehicleundertest.Duringthetest,cautionmustbetakentosafeguardpersonnelandequipmentagainstunexpectedfailureorinstabilityofthevehicleorcomponents.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J80
【国际标准分类号】:47_020_40
【页数】:8P.;A4
【正文语种】:英语