DIN EN 4130-2009 航空航天系列.镀铝钛合金钢中等长度螺纹粗公差标称杆标准六角头螺栓.等级:1100MPa(室温)/425℃.德文和英文版本EN4130:2009
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【英文标准名称】:Aerospaceseries-Bolts,normalhexagonalhead,coarsetolerancenormalshank,mediumlengththread,intitaniumalloy,aluminiumIVDcoated-Classification:1100MPa(atambienttemperature)/425°C;GermanandEnglishversionEN4130:2009
【原文标准名称】:航空航天系列.镀铝钛合金钢中等长度螺纹粗公差标称杆标准六角头螺栓.等级:1100MPa(室温)/425℃.德文和英文版本EN4130:2009
【标准号】:DINEN4130-2009
【标准状态】:作废
【国别】:德国
【发布日期】:2009-07
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Aerospacetransport;Airtransport;Aluminium;Coated;Coatings;Design;Designations;Dimensions;Fasteners;Hexagonheadscrews;Marking;Screws(bolts);Spacetransport;Specification(approval);Titaniumalloys;Tolerances(measurement)
【摘要】:Thisstandardspecifiesthecharacteristicsofbolts,normalhexagonalhead,coarsetolerancenormalshank,mediumlengththread,intitaniumalloy,aluminiumIVDcoated.Classification:1100MPa/425℃.
【中国标准分类号】:
【国际标准分类号】:49_030_20
【页数】:18P.;A4
【正文语种】:德语
【英文标准名称】:StandardGuideforDirect-PushWaterSamplingforGeoenvironmentalInvestigations
【原文标准名称】:用于地质环境调查的直接推压水取样的标准指南
【标准号】:ASTMD6001-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D18.21
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:推;地下水;水域;水试样;土工学;调查;直接;水;取样
【英文主题词】:direct-push;watersampling;wellpoint
【摘要】:1.1Thisguidecoversareviewofmethodsforsamplinggroundwateratdiscretepointsorinincrementsbyinsertionofsamplingdevicesbystaticforceorimpactwithoutdrillingandremovalofcuttings.Bydirectlypushingthesampler,thesoilisdisplacedandhelpstoformanannularsealabovethesamplingzone.Direct-pushwatersamplingcanbeonetime,ormultiplesamplingevents.Methodsforobtainingwatersamplesforwaterqualityanalysisanddetectionofcontaminantsarepresented.1.2Direct-pushmethodsofwatersamplingareusedforground-waterqualitystudies.Waterqualitymayvaryatdifferentdepthsbelowthesurfacedependingongeohydrologicconditions.Incrementalsamplingorsamplingatdiscretedepthsisusedtodeterminethedistributionofcontaminantsandtomorecompletelycharacterizegeohydrologicenvironments.Theseinvestigationsarefrequentlyrequiredincharacterizationofhazardousandtoxicwastesites.1.3Direct-pushmethodscanprovideaccurateinformationonthedistributionofwaterqualityifprovisionsaremadetoensurethatcross-contaminationorlinkagebetweenwaterbearingstrataarenotmade.Discretepointsamplingwithasealed(protected)screensampler,combinedwithon-siteanalysisofwatersamples,canprovidethemostaccuratedepictionofwaterqualityconditionsatthetimeofsampling.Direct-pushwatersamplingwithexposed-screensamplingdevicesmaybeusefulandareconsideredasscreeningtoolsdependingonprecautionstakenduringtesting.Exposedscreensamplersmayrequiredevelopmentorpurgingdependingonsamplingandqualityassuranceplans.Resultsfromdirect-pushinvestigationscanbeusedtoguideplacementofpermanentground-watermonitoringwellsanddirectremediationefforts.Multiplesamplingeventscanbeperformedtodepictconditionsovertime.Useofdoubletubetooling,wheretheouterpushtubesealsthehole,preventsthesamplingtoolsfromcomingincontactwiththeformation,exceptatthesamplingpoint.1.4Fieldtestmethodsdescribedinthisguideincludeinstallationoftemporarywellpoints,andinsertionofwatersamplersusingavarietyofinsertionmethods.Insertionmethodsinclude:(1)soilprobingusingcombinationsofimpact,percussion,orvibratorydrivingwithorwithoutadditionsofsmoothstaticforce;(2)smoothstaticforcefromthesurfaceusinghydraulicconepenetrometer(GuideD6067)ordrillingequipment(GuideD6286),andincrementaldrillingcombinedwithdirect-pushwatersamplingevents.Undertypicalincrementaldrillingoperations,samplersareadvancedwithassistanceofdrillingequipmentbysmoothhydraulicpush,ormechanicalimpactsfromhammersorothervibratoryequipment.Direct-pushwatersamplingmaybecombinedwithothersamplingmethods(GuideD6169)indrilledholes.Methodsforboreholeabandonmentbygroutingarealsoaddressed.1.5Direct-pushwatersamplingislimitedtosoilsthatcanbepenetratedwithavailableequipment.Instrongsoilsdamagemayresultduringinsertionofthesamplerfromrodbendingorassemblybuckling.Penetrationmaybelimited,ordamagetosamplersorrodscanoccurincertaingroundconditions,someofwhicharediscussedin.Informationinthisprocedureislimitedtosamplingofsaturatedsoilsinperchedorsaturatedground-waterconditions.Somesoilformationsdonotyieldwaterinatimelyfashionfordirect-pushsampling.Inthecaseofunyieldingformationsdirect-pushsoilsamplingcanbeperformed(GuideD6282).1.6ThisguidedoesnotaddressinstallationofpermanentwatersamplingsystemssuchasthosepresentedinPracticeD5092.Direct-pushmonitoringwellsforlongtermmonitoringareaddressedinGuideD6724andPracticeD6725.1.7Direct-pushwatersamplingforgeoenvironmentalexplorationwillofteninvolvesafetyplanning,administration,anddocumentation.1.......
【中国标准分类号】:D04
【国际标准分类号】:13_060_10
【页数】:16P.;A4
【正文语种】:
【英文标准名称】:Plastics-Methodsfordeterminingthedensityofnon-cellularplastics-Part2:densitygradientcolumnmethod.
【原文标准名称】:塑料.非泡沫塑料的密度测定方法.第2部分:密度梯度管法
【标准号】:NFT51-037-2-2005
【标准状态】:现行
【国别】:法国
【发布日期】:2005-08-01
【实施或试行日期】:2005-08-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:模塑材料;梯度;试验设备;模制件;密度测量;特性;测量方法;测定;塑料;试验;松密度测定(纸张);尺寸;定义;柱;滴定法;密度梯度管;压模;模制材料;非泡沫;模制;状态调节;密度
【英文主题词】:
【摘要】:
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:16P;A4
【正文语种】:其他
