JB 4072.2-1985 汽车清洁度工作导则 测定方法
作者:标准资料网 时间:2024-05-23 18:36:38 浏览:9827
来源:标准资料网
基本信息
| 标准名称： | 汽车清洁度工作导则 测定方法 |
| 中标分类： |
车辆 >>
车辆综合 >>
卫生、安全、劳动保护 |
| 替代情况： | 转化为QC/T 572-1999 |
| 发布日期： | |
| 实施日期： | 1994-06-01 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
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： 车辆 车辆综合 卫生 安全 劳动保护
Product Code:SAE J2321/3
Title:Disposable Hydraulic Filter Elements--21 MPa Collapse Pressure, Filtration Ratio = 75 at 10 μm, 75 to 175 L/Min
Issuing Committee:Ship Systems - System Cleanliness And Filters Committee
Scope:This specification sheet establishes requirements for high collapse pressure configuration filter elements of several configurations with a minimum filtration ratio of 75 for particles larger than 10 μm when designed and tested in accordance with SAE J2321 and this specification sheet.【英文标准名称】:StandardGuidefortheSelectionofPurgingandSamplingDevicesforGround-WaterMonitoringWells
【原文标准名称】:地下水监测井用净化和取样选择的标准指南
【标准号】:ASTMD6634-2001(2006)
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:
【英文主题词】:groundwater;ground-watermonitoring;ground-watermonitoringwells;ground-watersampling;ground-watersamplingdevices;purgingdevices
【摘要】:Appropriatepurgingandsamplingequipmentmustbeusedtoensurethatsamplescollectedfrommonitoringwellsrepresenttheground-waterchemistryofthedesiredwaterbearingzone.Thisguideisintendedtobeacommonreferenceforpurgingandsamplingdevices.Itcanbeappliedtoground-waterqualitysamplingfrommonitoringwellsusedforground-watercontaminationevaluation,watersupplycharacterization,andresearch.Thisguideincludesanumberofgeneralguidancestatementsthatarenotdirectlyrelatedtotheoperatingprinciplesorcharacteristicsoftheequipment.Thesestatementsaregiventoassisttheuserinunderstandingtheapplicationoftheequipment,whichcouldultimatelyaffecttheselectionprocess.1.1Thisguidedescribesthecharacteristicsandoperatingprinciplesofpurgingandsamplingdevicesavailableforuseinground-watermonitoringwellsandprovidescriteriaforselectingappropriatedevicesforspecificapplications.Theselecteddevice(s)shouldbecapableofpurgingthewellandprovidingvalidrepresentativesamplesofgroundwaterandanyincludeddissolvedconstituents.Thescopedoesnotincludeproceduresforpurgingorcollectingsamplesfrommonitoringwells,samplingdevicesfornon-aqueousphaseliquids,diffusion-typesamplingdevicesorsamplingfromdevicesotherthanmonitoringwells.1.2Thisguidereviewsmanyofthemostcommonlyuseddevicesforpurgingandsamplingground-watermonitoringwells.Thepractitionermustmakeeveryefforttoensurethatthepurgingandsamplingmethodsused,whetherornottheyareaddressedinthisguide,areadequatetosatisfythemonitoringobjectivesateachsite.1.3Thisguideoffersanorganizedcollectionofinformationoraseriesofoptionsanddoesnotrecommendaspecificcourseofaction.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgement.Notallaspectsofthisguidemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofthemanyuniqueaspectsofaproject.Theword"Standard"inthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_10;19_020
【页数】:14P.;A4
【正文语种】:
