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DB51/T 825-2008 果梅生产技术规程

作者:标准资料网 时间:2024-05-15 19:00:51  浏览:9501   来源:标准资料网
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基本信息
标准名称:果梅生产技术规程
发布部门:四川省质量技术监督局
发布日期:2008-02-01
实施日期:2008-09-01
首发日期:
作废日期:
出版社:中国标准出版社
出版日期:2008-09-01
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所属分类: 化工 化肥 农药 化肥基础标准与通用方法 农业 肥料
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【英文标准名称】:StandardTestMethodforAcceleratedAcidEtchWeatheringofAutomotiveClearcoatsUsingaXenon-ArcExposureDevice
【原文标准名称】:用氙弧光曝光装置加速汽车透明涂层酸侵蚀的标准试验方法
【标准号】:ASTMD7356-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D01.27
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:加速的;酸;小客车车身;汽车;蚀刻;曝光;道路车辆;测试;风化
【英文主题词】:acceleratedweathering;acidetch;acidrain;automotive;clearcoats;Jacksonville;xenon-arc
【摘要】:Acidetchdamageisanimportantwarrantyclaimitemforautomotivecompanies.Asaresult,acidetchresistanceisanimportantparameterforautomotiveexteriorcoatings.ThemethoddescribedinthistestmethodhasbeenshowntosimulateacidetchdamageofautomotiveclearcoatsthatoccurswhensuchcoatingsareexposedfromMaythroughmid-AugustinJacksonville,FL.3,5Theacceleratedtestdescribedinthisstandardallowsyear-roundtestingasopposedtothelimitedoutdoorexposuretimeavailablefortheJacksonville,FLexposures.1.1ThistestmethodcoversanacceleratedexposuretestintendedtosimulatedefectsinautomotiveclearcoatscausedbyacidrainthatoccurattheJacksonville,Floridaexposuresite.ExteriorexposuresatanacidraintestlocationinJacksonville,Floridaproduceetchdefectsthatrangefromsmallpitsto12.7mm(0.5in.)indiameterorlargeracid-etchedspots.Thelattertypeofdefectisnotproducedinotheracid-etchteststhatonlyproducepitsthataresmallerthan6.35mm(0.25in.)indiameter.Note1Digitalimagesoftheacidetchdefectsproducedinoutdooracid-rainexposuresandintheacceleratedtestdescribedinthistestmethodarefoundinAppendixX1.1.2Theacceleratedtestdescribedinthistestmethodusesaxenon-arclightsourcewithdaylightfilterconformingtotherequirementsofPracticeG155.Specimensaresprayedwithasimulatedacidrainsolutionandrequirestheuseofahorizontal,flatspecimenarrayinordertoallowtheacidrainsolutiontoremainonthetestspecimensforanextendedperiodoftime.1.3ThereisnoknownISOequivalenttothistestmethod.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:T26
【国际标准分类号】:43_040_60
【页数】:9P.;A4
【正文语种】:


【英文标准名称】:StandardGuideforUseofthePetroleumMeasurementTables
【原文标准名称】:石油测量表使用标准指南
【标准号】:ASTMD1250-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D02.02.0A
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:电气工程;电绝缘;电气保护设备;绝缘液体;润滑剂;测量表;石油产品
【英文主题词】:crudeoil;densitycorrection;lubricants;lubricatingoils;PetroleumMeasurementTables;petroleumproducts;volumecorrection;volumecorrectionfactor
【摘要】:1.1TheAPIMPMSChapter11.1-2004/AdjuncttoIP200/04/AdjuncttoASTMD1250-04(ADJD1250CD)fortemperatureandpressurevolumecorrectionfactorsforgeneralizedcrudeoils,refinedproducts,andlubricatingoils,providesthealgorithmandimplementationprocedureforthecorrectionoftemperatureandpressureeffectsondensityandvolumeofliquidhydrocarbons.Naturalgasliquids(NGLs)andliquefiedpetroleumgases(LPGs)areexcludedfromconsideration.Thecombinationofdensityandvolumecorrectionfactorsforbothtemperatureandpressureiscollectivelyreferredtointhestandard/adjunct(s)asaCorrectionforTemperatureandPressureofaLiquid(CTPL).ThetemperatureportionofthiscorrectionistermedtheCorrectionfortheeffectofTemperatureonLiquid(CTL),alsohistoricallyknownasVCF(VolumeCorrectionFactor).ThepressureportionistermedtheCorrectionfortheeffectofPressureonLiquid(CPL).Asthisstandardwillbeappliedtoavarietyofapplications,theoutputparametersspecifiedinthisstandard/adjunct(s)(CTL,Fp,CPL,andCTPL)maybeusedasspecifiedinotherstandards.1.2IncludingthepressurecorrectioninAPIMPMSChapter11.1-2004/AdjuncttoIP200/04/AdjuncttoASTMD1250-04(ADJD1250CD)representsanimportantchangefromthe"temperatureonly"correctionfactorsgiveninthe1980PetroleumMeasurementTables.However,ifthepressureisoneatmosphere(thestandardpressure)thenthereisnopressurecorrectionandthestandard/adjunct(s)willgiveCTLvaluesconsistentwiththe1980PetroleumMeasurementTables.1.3APIMPMSChapter11.1-2004/AdjuncttoIP200/04/AdjuncttoASTMD1250-04(ADJD1250CD)coversgeneralproceduresfortheconversionofinputdatatogenerateCTL,Fp,CPL,andCTPLvaluesattheuserspecifiedbasetemperatureandpressure(Tb,Pb).Twosetsofproceduresareincludedforcomputingvolumecorrectionfactor:onesetfordataexpressedincustomaryunits(temperatureinF,pressureinpsig);theotherforthemetricsystemofunits(temperatureinC,pressureinkPaorbar).Incontrasttothe1980PetroleumMeasurementTables,themetricproceduresrequiretheprocedureforcustomaryunitsbeusedfirsttocomputedensityat60176;F.Thisvalueisthenfurthercorrectedtogivethemetricoutput.Themetricproceduresnowincorporatethebasetemperatureof20176;Cinadditionto15176;C.1.4Theproceduresrecognizethreedistinctcommoditygroups:crudeoil,refinedproducts,andlubricatingoils.Aprocedureisalsoprovidedfordeterminingvolumecorrectionforspecialapplicationswherethegeneralizedcommoditygroups'parametersmaynotadequatelyrepresentthethermalexpansionpropertiesoftheliquidandaprecisethermalexpansioncoefficienthasbeendeterminedbyexperiment.
【中国标准分类号】:E04
【国际标准分类号】:75_080;75_100
【页数】:7P.;A4
【正文语种】:



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