DIN EN ISO 14253-3-2011 几何产品技术规范(GPS).对工件和测量设备进行测量的检查.第3部分:就测量不确定报表达成一致意见的指南(ISO14253-3-2011);德文版本ENISO14253-3-2011

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【英文标准名称】:Geometricalproductspecifications(GPS)-Inspectionbymeasurementofworkpiecesandmeasuringequipment-Part3:Guidelinesforachievingagreementsonmeasurementuncertaintystatements(ISO14253-3:2011);GermanversionENISO14253-3:2011
【原文标准名称】:几何产品技术规范(GPS).对工件和测量设备进行测量的检查.第3部分:就测量不确定报表达成一致意见的指南(ISO14253-3-2011);德文版本ENISO14253-3-2011
【标准号】:DINENISO14253-3-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-10
【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】:Calibration;Consumer-supplierrelations;Dimensionalmeasurement;Geometricalproductspecification;Geometry;GPS;Guidebooks;Measurement;Measuringequipment;Measuringincertainity;Measuringinstruments;Measuringresults;Measuringtechniques;Productspecifications;Producttests;Products;Specification(approval);Testing;Uncertainties;Verification;Workpieces
【摘要】:
【中国标准分类号】:A50
【国际标准分类号】:17_040_30
【页数】:20P;A4
【正文语种】:德语


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【英文标准名称】:StandardTestMethodforDeterminationofPotentialInstabilityofMiddleDistillateFuelsCausedbythePresenceofPhenalenesandPhenalenones(RapidMethodbyPortableSpectrophotometer)
【原文标准名称】:测定由于Phenalenes和Phenalenones的存在引起中间蒸馏燃料的潜在不稳定性的标准试验方法-用便携式光谱仪的快速法
【标准号】:ASTMD6748-2002a(2007)
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:D02.14
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:absorbanceunits;burnerfuel;dieselfuel;infrared;infraredspectrophotometer;marinefuel;middledistillatefuel;potentialinstability;spectrometer;spectrophotometer;storagestability;turbinefuel;visiblespectrophotometer;Automotiveenginef
【摘要】:Storagestabilitydependsoncomplexinteractions.Itvarieswithfeedstocktypeandsource,andtheprocessingused.Therateofdegradationmaynotchangeuniformlywithtemperature.Chemicalreactionsmayleadtoachangeincolorfollowedbytheformationofsolublegumsandinsolublesediments.Insolublesedimentsmayoverloadfilters,andplugnozzlesandinjectors.Thistestmethod,whichdoesnotrequirethetestsampletobeheated,usesaportableapparatusandallowsteststobecarriedoutonsiteorinthelaboratorytogivearesultwithin35min.Thepotentialbeneficialeffectsofstabilityadditivesinfuelsmaynotberecognizedbythistestmethod.Therefore,theactualstoragestabilityofmiddledistillatefuelswithstabilityadditivesmaynotbecorrectlyindicatedbythesetestresults.Theunstablereactivecompounds(phenalenesandphenalenones)detectedbythistestmethodmaybepresentinfuelscontainingcatalyticallycrackedorstraightrunmaterialsandcanaffectthepotentialinstabilityofthefuel.Ifthistestmethodisusedbyanypartyforarapidassessmentofstability,itistheresponsibilityofpartiesconcernedtodecidewhetherornotthisprocedureyieldsmeaningfulresults.InterpretationofresultsandcorrelationwithothertestmethodsisgiveninAppendixX1.1.1Thistestmethodcoversaprocedurefortherapiddeterminationofphenalenesandphenalenonesinmiddledistillatefuels,includingmarine,automotive,heating,andgasturbinefuelsuchasthosespecifiedinSpecificationsD396,D975,D2069,andD2880.Phenalenesandphenalenonesaffectthepotentialinstabilityoffuels,leadingtofueldegradationproductsduringstorage,whichmaycauseperformanceproblems.1.2Thistestmethodisapplicabletobothdyedandundyedfuelsatallpointsinthedistributionchainfromrefinerytoend-user.Itisnotapplicabletofuelscontainingresidualoil.Theportableapparatusallowsthewholetesttobeconductedonsiteorinalaboratoryanddoesnotrequirethetestsampletobeheated.1.3Thistestmethodissuitablefortestingsampleswitharelativeabsorbanceofupto5.00absorbanceunits(AU).Note18212;Theprecisionofthetestmethodhasbeenestablishedonrelativeabsorbanceupto1.00AU.Forrelativeabsorbanceabove1.00AUtheprecisionmaynotapply.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:5P.;A4
【正文语种】:英语


【英文标准名称】:ASMEBoiler&PressureVesselCode-Section6:RecommendedRulesforCareandOperationofHeatingBoilers
【原文标准名称】:ASME锅炉和压力容器规程.第6节:加热锅炉维护和操作的推荐规则
【标准号】:ASMEBPVCSection6-2004
【标准状态】:作废
【国别】:美国
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国机械工程师协会(ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:锅炉;铸铁;代码;控制设备;定义;试验(质量保证);热水锅炉;检验;装置;烧水锅;维修;操作;质量保证;安全工程;安全要求;监督(验收);钢;监督(认可);船舶
【英文主题词】:
【摘要】:
【中国标准分类号】:J98
【国际标准分类号】:27_060_30
【页数】:
【正文语种】:英语