DIN EN 1371-2-1998 铸造.液体渗透检验.第2部分:精密铸件
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【英文标准名称】:Founding-Liquidpenetrantinspection-Part2:Investmentcastings;GermanversionEN1371-2:1998
【原文标准名称】:铸造.液体渗透检验.第2部分:精密铸件
【标准号】:DINEN1371-2-1998
【标准状态】:现行
【国别】:德国
【发布日期】:1998-07
【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】:铸件;铸造(学);验收检验;冷型铸造;砂型铸造;熔模铸造法;表面质量;铸造生产;渗透探伤;无损检验;定义;试验
【英文主题词】:Acceptanceinspection;Castings;Chillcasting;Definition;Definitions;Foundries;Foundrypractice;Gravitydies;Investmentcasting;Non-destructivetesting;Penetrantflawdetection;Sandcasting;Surfacequa
【摘要】:Thedocumentspecifiestheapplicationofliquidpenetranttestingtoallcastings(exceptcopper-tinand/orcoper-tin-leadalloycastings,wherecopperisthemajorconstituent)producedbyinvestmentcastingforgeneralpurposes.Thedocumentdoesnotapplytoaerospaceinvestmentcastings(seeprEN2002-16).#,,#
【中国标准分类号】:J61
【国际标准分类号】:77_140_80;77_150_99
【页数】:14P;A4
【正文语种】:德语
【英文标准名称】:Liquefiedpetroleumgases-Determinationofdissolvedresidues-Hightemperaturegaschromatographicmethod
【原文标准名称】:液化石油气.溶解残留物的测定.高温气相色谱法
【标准号】:BSEN15470-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-12-31
【实施或试行日期】:2007-12-31
【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】:定义;燃料;气相色谱法;高温;液化石油气;液体燃料;LPG法;材料测试;数学计算;有机化合物;石油产品;残留试验;残留物;抽样方法;试验设备;试验程序;测试;测试条件
【英文主题词】:Definitions;Fuels;Gaschromatography;Hightemperatures;Liquefiedpetroleumgas;Liquidfuels;LPGmethod;Materialstesting;Mathematicalcalculations;Organiccompounds;Petroleumproducts;Residuetests;Residues;Samplingmethods;Testequipment;Testprocedures;Testing;Testingconditions
【摘要】:ThisEuropeanStandardspecifiesamethodfordeterminingthedissolvedresidualmatterinliquefiedpetroleumgases(LPG),intherangeof40mg/kgto100mg/kg.Higherconcentrationscanbedeterminedbyadjustingthesamplesize.Thedissolvedresidueistheamountoforganiccompoundsthataredetectablebygaschromatographyafterevaporationofthesampleatambienttemperatureandtheninanovenat105°C.Thismethodisnotsuitablefordetectingsolidmaterialsorforpossiblyhighmolecularweightpolymers(>1000g/mol).TheadvantagesofthismethodarethatasmallquantityofLPG(50gto75g)isrequiredandthequalitativedataavailablemayindicatetheoriginoftheresidues(gas-oil,lubricants,plasticizers,etc.).ThismethodhasbeendevelopedasapotentialreplacementofthecommonlyusedmethoddescribedinENISO13757[1],butissaferandmoreenvironmentallyfriendly.Inaddition,thisnewmethodismoreaccurate.Theprecisiondataofthemethodhavebeendeterminedfrom20mg/kgto100mg/kg.Forahighercontentofresidue,theprecisionhasnotbeentested,butremainsoflesserinterestastypicalspecificationsareintherangeof20mg/kgto100mg/kg.NOTEAnalternativeEuropeanStandard,EN15471[2],specifiesagravimetricmethod,whichhasthesamescopeandslightlyworstfidelitydata.WARNING—Useofthismethodinvolveshazardousmaterialsandoperations.Itistheresponsibilityoftheusertoestablishappropriatesafetyandhealthprecautions.Allhandlingmustbeperformedinafumehood.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:18P.;A4
【正文语种】:英语
【英文标准名称】:ElectromagneticcompatibilityandRadiospectrumMatters(ERM)-LandMobileService-RadioequipmentwithaninternalorexternalRFconnectorintendedprimarilyforanaloguespeech-Part1:Technicalcharacteristicsandmethodsofmeasurement(Endorsem
【原文标准名称】:电磁兼容性和射频频谱事项(ERM).地面移动通信业务.主要用于模拟语音带有内或外射频连接器的无线电设备.第1部分:技术特性和测量方法
【标准号】:EN300086-1-2010
【标准状态】:现行
【国别】:
【发布日期】:2011-01
【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】:模拟信号;广播;广播网;电插头;电气工程;电磁兼容性;电磁兼容性;EMC;电磁兼容性(EMC);地面流动服务设施;语言;测量;测量技术;移动无线电通信系统;无线电器材;无线电设备;无线电系统;无线电装置;射频连接器;评定;额定值;规范(验收);语音传输;电讯;电信;远程通信;通信;电信;试验;测试;痕量元素分析;测试条件;试验条件
【英文主题词】:Analoguesignals;Broadcasting;Broadcastingnetworks;Electricplugs;Electricalengineering;Electromagneticcompatibility;EMC;Land-mobileservices;Languages;Measurement;Measuringtechniques;Mobileradiosystems;Radioequipment;Radiosystems;Radiofrequencyconnectors;Ratings;Specification(approval);Speechtransmission;Telecommunication;Telecommunications;Testing;Testingconditions
【摘要】:
【中国标准分类号】:M36;L06
【国际标准分类号】:33_060_20
【页数】:2P;A4
【正文语种】:英语