BS 3900-E19-1999 涂料的试验方法.通过铅笔试验对涂膜硬度的测定
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【英文标准名称】:Methodsoftestforpaints-Determinationoffilmhardnessbypenciltest
【原文标准名称】:涂料的试验方法.通过铅笔试验对涂膜硬度的测定
【标准号】:BS3900-E19-1999
【标准状态】:作废
【国别】:英国
【发布日期】:1999-02-15
【实施或试行日期】:1999-02-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:清漆;试样;覆层;涂料;试验设备;板条;试样制备;试验条件;再现性;膜(物态);硬度试验
【英文主题词】:Hardnessmeasurement;Layerstrength;Paints;Pencils;Strengthofmaterials;Testing;Varnishes
【摘要】:1ThisInternationalStandardisoneofaseriesofstandardsdealingwiththesamplingandtestingofpaints,varnishesandrelatedproducts.Itspecifiesamethodfordeterminingthefilmhardnessbypushingpencilsofknownhardnessoverthefilm.Thetestcanbeperformedonasinglecoatingofapaint,varnishorrelatedproduct,orontheupperlayerofamulticoatsystem.2Thisrapid,inexpensivetesthasbeenfoundtobeusefulincomparingthepencilhardnessofdifferentcoatings.Itismoreusefulinprovidingrelativeratingsforaseriesofcoatedpanelsexhibitingsignificantdifferencesinpencilhardness.Themethodisapplicableonlytosmoothsurfaces.
【中国标准分类号】:G50
【国际标准分类号】:87_040
【页数】:12P;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforConductingBoreholeGeophysicalLogging-Neutron
【原文标准名称】:地球物理测量钻孔的标准指南.中子
【标准号】:ASTMD6727-2001(2007)
【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】:D18.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:钻井;地球物理学;中子
【英文主题词】:boreholegeophysics;neutronlog;neutronporositylog;wellconstruction;welllogging
【摘要】:Anappropriatelydeveloped,documented,andexecutedguideisessentialforthepropercollectionandapplicationofneutronlogs.ThisguideistobeusedinconjunctionwithStandardGuideD5753.Thebenefitsofitsuseincludeimprovingselectionofneutronloggingmethodsandequipment;neutronlogqualityandreliability;usefulnessoftheneutronlogdataforsubsequentdisplayandinterpretation.Thisguideappliestocommonlyusedneutronloggingmethodsforgeotechnicalapplications.Itisessentialthatpersonnel(seeSection8.3.2,StandardGuideD5753)consultup-to-datetextbooksandreportsontheneutrontechnique,application,andinterpretationmethods.1.1Thisguideisfocusedonthegeneralproceduresnecessarytoconductneutronorneutronporosity(hereafterreferredtoasneutron)loggingofboreholes,wells,accesstubes,caissons,orshafts(hereafterreferredtoasboreholes)ascommonlyappliedtogeologic,engineering,ground-waterandenvironmental(hereafterreferredtoasgeotechnical)investigations.Neutronsoilmoisturemeasurementsmadeusingneutronmoisturegauges,areexcluded.Neutronloggingformineralsorpetroleumapplicationsisexcluded,alongwithneutronactivationlogswheregammaspectraldetectorsareusedtocharacterizetheinducedgammaactivityofmineralsexposedtoneutronradiation.1.2Thisguidedefinesaneutronlogasarecordoftherateatwhichthermalandepithermalneutronsarescatteredbacktooneormoredetectorslocatedonaprobeadjacenttoaneutronsource.1.2.1Inductionlogsaretreatedquantitativelyandshouldbeinterpretedwithotherlogsanddatawheneverpossible.1.2.2Neutronlogsarecommonlyusedto:(1)delineatelithology,and(2)indicatethewater-filledporosityofformations(seeFig.1).1.3Thisguideisrestrictedtoneutronloggingwithnuclearcountersconsistingofscintillationdetectors(crystalscoupledwithphotomultipliertubes),ortoHe3-tubedetectorswithorwithoutCdfoilcoversorcoatingstoexcludethermalizedneutrons.1.4Thisguideprovidesanoverviewofneutronloggingincluding:(1)generalprocedures;(2)specificdocumentation;(3)calibrationandstandardization,and(4)logqualityandinterpretation.1.5ToobtainadditionalinformationonneutronlogsseeReferencessectioninthisguide.1.6ThisguideistobeusedinconjunctionwithStandardGuideD5753.1.7Thisguideoffersanorganizedcollectionofinformationoraseriesofoptionsanddoesnotrecommendaspecificcourseofaction.Thisguideshouldnotbeusedasasolecriterionforneutronlogginganddoesnotreplaceeducation,experience,andprofessionaljudgment.Neutronloggingproceduresshouldbeadaptedtomeettheneedsofarangeofapplicationsandstatedingeneraltermssothatflexibilityorinnovationarenotsuppressed.Notallaspectsofthisguidemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudgedwithoutconsiderationofaproject''smanyuniqueaspects.ThewordstandardinthetitleofthisdocumentmeansthatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.1.8ThegeotechnicalindustryusesEnglishorSIunits.Theneutronlogistypicallyrecordedinunitsofcountspersecond(cps)orinpercentporosity.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatoryrequirementspriortouse.Theuseofradioactivesourcesin......
【中国标准分类号】:A44
【国际标准分类号】:07_060
【页数】:9P.;A4
【正文语种】:
基本信息
| 标准名称： | 水溶液全循环法尿素合成塔维护检修规程 |
| 中标分类： |
化工 >>
化工机械与设备 >>
化工设备 |
| 替代情况： | 被SHS 05026-2004代替 |
| 发布日期： | |
| 实施日期： | 1992-11-09 |
| 首发日期： | |
| 作废日期： | 2004-06-21 |
| 出版日期： | |
| 页数： | 5页 |
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所属分类： 化工 化工机械与设备 化工设备
