DIN EN 837-3-1997 压力计.第3部分:膜片和膜盒式压力计.尺寸、测量技、要求和试验

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【英文标准名称】:Pressuregauges-Part3:Diaphragmandcapsulepressuregauges;dimensions,metrology,requirementsandtesting;GermanversionEN837-3:1996
【原文标准名称】:压力计.第3部分:膜片和膜盒式压力计.尺寸、测量技、要求和试验
【标准号】:DINEN837-3-1997
【标准状态】:现行
【国别】:德国
【发布日期】:1997-02
【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】:压力计;压力测量(流体);弹簧;真空计;指示装置;测量,检验和仪器;测量仪器;定义;尺寸;计量学;试验;规范(验收)
【英文主题词】:
【摘要】:Thedocumentspecifiessizes,requirementsandtheirtestingfordiaphragmandandcapsulepressuregauges.#,,#
【中国标准分类号】:N11
【国际标准分类号】:17_100
【页数】:20P;A4
【正文语种】:德语


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【英文标准名称】:Testingofstructuraladhesives-Testofresistancetoclimaticconditions
【原文标准名称】:结构胶粘剂的试验.耐气候条件性的试验
【标准号】:DIN54456-2006
【标准状态】:现行
【国别】:德国
【发布日期】:2006-01
【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】:胶粘连接;胶粘剂;金属用胶粘剂;老化;老化试验;胶接;气候;内聚;湿热试验;定义;环境试验;材料试验;金属;耐力;耐气侯条件性;试验大气环境;试验;试验条件
【英文主题词】:
【摘要】:Thisstandarddescribesmethodstoestimatetheresistance(ageing)ofadhesivesformetalsinharmfulmedium.
【中国标准分类号】:G38
【国际标准分类号】:83_180
【页数】:6P.;A4
【正文语种】:德语


【英文标准名称】:Power-OperatedPumpsforAnhydrousAmmoniaandLP-Gas
【原文标准名称】:用于液化石油气和无水氨的动力操作泵
【标准号】:ANSI/UL51-1999
【标准状态】:作废
【国别】:美国
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:氨;设计;电泵;搬运;液化石油气;液氨;抽油装置;泵;储存;运输
【英文主题词】:Ammonia;Design;Electricalpumps;Handling;Liquefiedpetroleumgas;Liquidammonia;Pumpinginstallation;Pumps;Storage;Transport
【摘要】:Coverspower-operatedpumpsforanhydrousammoniaandliquefiedpetroleumgas(LP-Gas)foruseinliquidtransferoperationsinnonrefrigeratedsystemsininstallationscoveredbythefollowingStandards:SafetyRequirementsfortheStorageandHandlingofAnhydrousAmmonia,ANSI/K61.1.StorageandHandlingofLiquefiedPetroleumGases,ANSI/NFPANo.58.SUMMARYOFCHANGESTOUL51UL51wasoriginallylistedforcommentintheFebruary16,1996issueofStandardsAction.Onlytherevisedtextoutlinedbelowisbeingresubmittedduetosubstantivechangesinthetext.Therevisionsinclude:changesbasedonthereplacementoftheMercurousNitrateImmersionTestwitha10-DayMoistAmmoniaAirStressCrackingTest;changesduetothereplacementoftheoxygenbombtestwiththeair-ovenagingtest;reinstatementofrequirementsforproductiontests.(Revised)5.11Apartmadeofdrawnbrassormachinedfrombrassrodshallbecapableofwithstanding,withoutcracking,the10-DayMoistAmmoniaAirStressCrackingTest,Section19A.(DeletedSection)19Mercurous-NitrateImmersionTest(Added)19A10-DayMoistAmmoniaAirStressCrackingTest19A.1Afterbeingsubjectedtotheconditionsdescribedin19A.2C19A.4,abrasspartcontainingmorethan15percentzincshallshownoevidenceofcrackingwhenexaminedusing25Xmagnification.19A.2Eachsampleistobesubjectedtothephysicalstressesnormallyimposedonorwithinapartastheresultofassemblywithothercomponents.Suchstressesaretobeappliedtothesamplepriortoandmaintainedduringthetest.Sampleswiththreads,intendedtobeusedforinstallingtheproductinthefield,aretohavethethreadsengagedandtightenedtothetorquespecifiedinTable14.1.Teflontapeorpipecompoundisnottobeusedonthethreads.19A.3Threesamplesaretobedegreasedandthencontinuouslyexposedinasetpositionfortendaystoamoistammonia-airmixturemaintainedinaglasschamberapproximately12by12by12inches(305by305by305mm)havingaglasscover.19A.4Approximately600mlofaqueousammoniahavingaspecificgravityof0.94istobemaintainedatthebottomoftheglasschamberbelowthesamples.Thesamplesaretobepositioned1-1/2inches(38.1mm)abovetheaqueousammoniasolutionandsupportedbyaninerttray.Themoistammonia-airmixtureinthechamberistobemaintainedatatmosphericpressureandatatemperatureof34"2EC(93"3.5EF).(Revised)20.1.3Apartmadeofsyntheticrubbershallnotcrackorshowvisibleevidenceofdeteriorationfollowingexposurefor70hourstoatemperatureof100"2EC(212"3.5EF)inanair-circulatingoven.(Revised)21.2Eachpumpistobeoperatedanddeterminedtobeinconditionbeforeshipment.
【中国标准分类号】:J71
【国际标准分类号】:23_080
【页数】:
【正文语种】:英语