基本信息
| 标准名称： | 食品接触材料 高分子材料 橡胶制品中提取物的测定 |
| 发布部门： | 中华人民共和国国家质量监督检验检疫总局 |
| 发布日期： | 2011-02-25 |
| 实施日期： | 2011-07-01 |
| 首发日期： | |
| 作废日期： | |
| 出版社： | 中国标准出版社 |
| 出版日期： | 2011-07-01 |
适用范围
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前言
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目录
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引用标准
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所属分类： 建材 建筑构配件与设备 建筑构配件与设备综合 建筑材料和建筑物 建筑构件 门窗
【英文标准名称】:StandardPracticeforAnalysisofIn-ServiceLubricantsUsingaParticularFive-Part(DielectricPermittivity,Time-ResolvedDielectricPermittivitywithSwitchingMagneticFields,LaserParticleCounter,MicroscopicDebrisAnalysis,andOrbitalViscome
【原文标准名称】:使用一种特殊的5部分法(介电常数,在变换磁场内的时间分辨介电常数,激光离子计数器,显微残渣分析和轨道粘度计)分析使用中的润滑油的标准规程
【标准号】:ASTMD7416-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:D02.96
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:条件控制
【英文主题词】:conditionmonitoring;contaminationstatus;debrisanalysis;dielectricpermittivity;ferrousdensity;ferrousindex;in-serviceoil;machineryhealth;particlecounting;ppmdistribution;time-resolved-dielectric;viscosity;wearstatus;Contamination;D
【摘要】:In-plantOilAnalysis8212;Theparticularfive-partintegratedtesterpracticeisprimarilyusedbyplantmaintenancepersonneldesiringtoperformon-siteanalysisofas-receivedandin-servicelubricatingoils.DetectCommonLubricationProblems8212;Thesoftwareapplicationinterpretsdatafromintegrationofmultiplesensingtechnologiestodetectcommonlubricationproblemsfrominadvertentmixingofdissimilarlubricantviscositygradesandfromparticulateormoisturecontamination.Theredundantviewsofferrousparticulates(sensor2),allparticulateslargerthan4-x03BC;m(sensor3),andallsolidparticulateslargerthanfilterpatchporesize(patchmaker)providesscreeningforoilwettedmechanicalsystemfailuremechanismsfromincipienttocatastrophicstages.SupportedbyOff-SiteLabAnalysis8212;Theparticularfive-partintegratedtesterisnormallyusedinconjunctionwithanoff-sitelaboratorywhenexploringtheparticularnatureofanalarmingoilsample.Anoff-sitelaboratoryshouldbeconsultedforappropriateadditionaltests.1.1Thispracticecoversproceduresforanalysisofin-servicelubricantsamplesusingaparticularfive-part(dielectricpermittivity,time-resolveddielectricpermittivitywithswitchingmagneticfields,laserparticlecounter,microscopicdebrisanalysis,andorbitalviscometer)integratedtestertoassessmachinewear,lubricationsystemcontamination,andlubricantdielectricpermittivityandviscosity.Analyzedresultstriggerrecommendedfollow-onactionswhichmightincludeconductingmoreprecisestandardmeasurementsatalaboratory.Wearstatus,contaminationstatus,andlubricantdielectricpermittivityandviscositystatusarederivedquantitativelyfrommultipleparametersmeasured.1.2Thispracticeissuitablefortestingincomingandin-servicelubricatingoilsinviscositygrades32mm2/sat40x00B0;Cto680mm2/sat40x00B0;Chavingpetroleumorsyntheticbasestock.Thispracticeisintendedtobeusedfortestingin-servicelubricantsamplescollectedfrompumps,electricmotors,compressors,turbines,engines,transmissions,gearboxes,crushers,pulverizers,presses,hydraulicsandsimilarmachineryapplications.Thispracticeaddressesoperationandstandardizationtoensurerepeatableresults.1.3Thispracticeisnotintendedforusewithcrudeoils.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:75_100
【页数】:13P.;A4
【正文语种】: