ASTM D2266-2001(2008) 润滑脂耐磨特性的标准试验方法(四球法)

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【英文标准名称】:StandardTestMethodforWearPreventiveCharacteristicsofLubricatingGrease(Four-BallMethod)
【原文标准名称】:润滑脂耐磨特性的标准试验方法(四球法)
【标准号】:ASTMD2266-2001(2008)
【标准状态】:现行
【国别】:美国
【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】:D02.G0.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:four-ball;grease;wear;Four-ballmethod;Lubricatinggrease;Weartesting--petroleumproducts
【摘要】:Thefour-ballwear-testmethodcanbeusedtodeterminetherelativewear-preventingpropertiesofgreasesunderthetestconditionsandifthetestconditionsarechangedtherelativeratingsmaybedifferent.Nocorrelationhasbeenestablishedbetweenthefour-ballweartestandfieldservice.ThetestmethodcannotbeusedtodifferentiatebetweenExtremePressure(EP)andNon-ExtremePressure(Non-EP)Greases.1.1Thistestmethodcoversthedeterminationofthewearpreventivecharacteristicsofgreasesinslidingsteel-on-steelapplications.Itisnotintendedtopredictwearcharacteristicswithmetalcombinationsotherthansteel-on-steelortoevaluatetheextremepressurecharacteristicsofthegrease.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandardexceptwherethetestapparatusorconsumablepartsareonlyavailableinotherunits.Insuchcases,thesewillberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E36
【国际标准分类号】:75_100
【页数】:3P.;A4
【正文语种】:英语


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【英文标准名称】:StandardPracticeforCertificatePrograms
【原文标准名称】:认证程序的标准实施规程
【标准号】:ASTME2659-2009e1
【标准状态】:现行
【国别】:美国
【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】:E36.30
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:certificate;certificateprogram;continuingeducation;credentialing;education;learning;training;Certificateprograms;Continuingeducation;Learning;Trainingprograms
【摘要】:Certificateprogramsaretypicallyofferedbycommunitycollegesanduniversities,governmentagencies,employers,independentfor-profittrainingorganizations,andprofessionalandtradeassociations.Whilequalityguidelinesdoexistforcontinuingeducationandtrainingprovidersingeneral(forexample,ANSI/IACET1-2007)andforentitiesofferingpersonnelcertificationprograms(forexample,ANSI/ISO/IEC17024:2003),currently,noqualityguidelinesexistspecificallytoaidentitiesofferingcertificateprograms.Thispracticeaimstochangethatandhasbeendevelopedto:Providecertificateprogramdevelopersandcertificateissuersguidelinesforqualityprogramdevelopmentandadministration;Formthefoundationforarecognitionoraccreditationsystemorboththatenableconsumers,employers,governmentagencies,andotherswhorelyuponaskilledworkforcetodistinguishbetweenqualifiedworkersandthosewithfraudulentorless-than-qualitycredentials;Assiststakeholdersindifferentiatingbetweencertificateprogramsfrompersonnelcertification;andAssiststakeholdersindifferentiatingcertificateprogramsfromotherprogramsthatconfercertificates,includingbutnotlimitedtocertificatesofattendanceorcertificatesofparticipation.Currently,itischallengingtodistinguishacertificateearnedthroughthefocusedlearningandassessmentofferedthroughacertificateprogramfromonegrantedthroughothermeans.Thatacertificateisissuedisnotadistinguishingfactor.Thewordx201C;certificatex201D;isusedbroadlyasadocumentawardedtodesignatetheattainmentorcompletionofsomething.Anindividualmightreceiveacertificatefromaneducationortrainingproviderasverificationofattendanceatalearningevent(oftencalledacertificateofattendance)orreceiveacertificateasverificationofactiveparticipationinalearningeventx2019;slearningexperiences(oftencalledacertificateofparticipation).Thedistributionofacertificate,however,doesnotindicatethattheeducationortrainingprogramcompletedwasacertificateprogram.Inacertificateprogram,anindividualparticipatesinalearningeventorseriesofeventsdesignedtoassisthimorherinachievingspecifiedlearningoutcomeswithinadefinedscope;theindividualreceivesacertificateonlyafterverificationofsuccessfulcompletionofallprogramrequisitesincludingbutnotlimitedtoanassessmentoflearnerattainmentofintendedlearningoutcomes.Itisalsoimportanttodistinguishcertificateprogramsfromthecertificationofindividuals.Certificationisaprocessthroughwhichanongovernmentalentitygrantsatime-limitedrecognitiontoanindividualafterverifyingthatheorshehasmetestablishedcriteriaforproficiencyorcompetency,usuallythroughaneligibilityapplicationandassessment.Whilecertificationeligibilitycriteriamayspecifyacertaintypeoramountofeducationortraining,thelearningevent(s)arenottypicallyprovidedbythecertifyingbody.Instead,thecertifyingbodyverifieseducationortrainingandexperienceobtainedelsewherethroughanapplicationprocessandadministersastandardizedassessmentofcurrentproficiencyorcompetency.Incontrast,inacertificateprogramthelearningevent(s)andtheassessment(s)arebothdevelopedandadministeredbythecertificateissuer,andthereisanessentiallinkbetweenthem.Thatis,thelearningevent(s)aredesignedtohelpparticipantsachievelearningoutcomesandtheassessmentisdesignedtoevaluatethelearnersx2019;attainmentofthoseintendedlearningoutcomes.Also,certificationshaveongoingrequirementsformaintainingproficiency/c..........
【中国标准分类号】:A00
【国际标准分类号】:03_120_20
【页数】:6P.;A4
【正文语种】:英语


基本信息
标准名称:手动艉轴滑油泵
中标分类: 船舶 >> 船用主辅机 >> 舱室辅机
ICS分类: 造船和海上建筑物 >> 船舶和海上建筑物综合 >> 船用发动机和推进系统
发布日期:
实施日期:1979-01-01
首发日期:
作废日期:
出版日期:
页数:2页
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所属分类: 船舶 船用主辅机 舱室辅机 造船和海上建筑物 船舶和海上建筑物综合 船用发动机和推进系统