EN 13134-2000 铜焊.程序认可
时间:2024-05-14 21:10:42 来源: 标准资料网 作者：标准资料网 阅读：8064
【英文标准名称】:Brazing-Procedureapproval;GermanversionEN13134:2000
【原文标准名称】:铜焊.程序认可
【标准号】:EN13134-2000
【标准状态】:现行
【国别】:
【发布日期】:2000-12
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:焊接;试样;合格;方法;铜焊;定义;质量监督;软钎焊工艺;方法试验
【英文主题词】:Brazing;Definition;Definitions;Methodtesting;Methods;Qualifications;Qualitysurveillance;Solderingprocesses;Testspecimens;Welding
【摘要】:
【中国标准分类号】:J33
【国际标准分类号】:25_160_50
【页数】:14P.;A4
【正文语种】:英语
【英文标准名称】:Acoustics.Noiseemittedbymachineryandequipment.Determinationofemissionsoundpressurelevelsataworkstationandatotherspecifiedpositionsapplyingapproximateenvironmentalcorrections
【原文标准名称】:声学.机械装置及设备发出的噪声.应用近似环境更正法进行工作地点和其它试验场所声压级的测量
【标准号】:BSENISO11202-2010
【标准状态】:现行
【国别】:英国
【发布日期】:2010-08-31
【实施或试行日期】:2010-08-31
【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】:声学测量;声学试验;声学;空气噪声;定义(术语);发射;排放测量;人类工效学;外部噪声;现场试验;就地;插入物;仪器;机械噪声;机械;测量;测量环境;测量不确定度;测量仪器;测量技术;方法;噪声;噪声辐射;噪声测量值;使用条件;操作台;位置;精密度;辐射;声强;声级;声压;声压级;声音传播;规范(验收);工作地点
【英文主题词】:Acousticmeasurement;Acoustictesting;Acoustics;Airbornenoise;Definitions;Emission;Emissionmeasurement;Ergonomics;Externalnoise;Fieldtesting;Insitu;Inserts;Instruments;Machinenoise;Machines;Measurement;Measuringenvironment;Measuringincertainity;Measuringinstruments;Measuringtechniques;Methods;Noise;Noiseemissions;Noisemeasurements;Operatingconditions;Operatingstations;Position;Precision;Radiation;Soundintensity;Soundlevels;Soundpressure;Soundpressurelevel;Soundpropagation;Specification(approval);Workingplaces
【摘要】:ThisInternationalStandardspecifiesamethodfordeterminingtheemissionsoundpressurelevelsofmachineryorequipment,ataworkstationandatotherspecifiedpositionsnearby,insitu.Aworkstationisoccupiedbyanoperatorandmaybelocatedinopenspace,intheroomwherethesourceundertestoperates,inacabfixedtothesourceundertest,orinanenclosureremotefromthesourceundertest.Oneormorespecifiedpositionsmaybelocatedinthevicinityofaworkstation,orinthevicinityofanattendedorunattendedmachine.Suchpositionsaresometimesreferredtoasbystanderpositions.EmissionsoundpressurelevelsaredeterminedasA-weightedlevels.Additionally,levelsinfrequencybandsandC-weightedpeakemissionsoundpressurelevelscanbedeterminedinaccordancewiththisInternationalStandard,ifrequired.NOTE1ThecontentsoftheseriesISO11200toISO11205aresummarizedinISO11200.Methodsaregivenfordeterminingalocalenvironmentalcorrection(subjecttoaspecifiedlimitingmaximumvalue)tobeappliedtothemeasuredsoundpressurelevelsinordertoeliminatetheinfluenceofreflectingsurfacesotherthantheplaneonwhichthesourceundertestisplaced.Thiscorrectionisbasedontheequivalentsoundabsorptionareaofthetestroomandonradiationcharacteristics(sourcelocationordirectivityattheworkstation).WiththemethodspecifiedinthisInternationalStandard,resultsofaccuracygrade2(engineeringgrade)oraccuracygrade3(surveygrade)areobtained.Correctionsareappliedforbackgroundnoiseand,asdescribedabove,fortheacousticenvironment.Instructionsaregivenforthemountingandoperationofthesourceundertestandforthechoiceofmicrophonepositionsfortheworkstationandforotherspecifiedpositions.Onepurposeofthemeasurementsistopermitcomparisonoftheperformanceofdifferentunitsofagivenfamilyofmachines,underdefinedenvironmentalconditionsandstandardizedmountingandoperatingconditions.NOTE2ThedataobtainedcanalsobeusedforthedeclarationandverificationofemissionsoundpressurelevelsasspecifiedinISO4871.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_20
【页数】:52P.;A4
【正文语种】:英语
【英文标准名称】:PRESSTOOLS-GUIDINGELEMENTS-SELF-OILINGRINGS.
【原文标准名称】:压力机工具.导向部件.自润滑环
【标准号】:NFE63-076-1974
【标准状态】:作废
【国别】:法国
【发布日期】:1974-01
【实施或试行日期】:1974-01-04
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:名称与符号;尺寸公差;压力机;尺寸;规范;导衬;导套;材料规范
【英文主题词】:
【摘要】:
【中国标准分类号】:J62
【国际标准分类号】:25_120_10
【页数】:1P.;A4
【正文语种】:其他