SAE AMS3044 Magnetic Particles, Fluorescent, Wet Method, Dry Powder
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来源:标准资料网
Product Code:SAE AMS3044
Title:Magnetic Particles, Fluorescent, Wet Method, Dry Powder
Issuing Committee:Ams K Non Destructive Methods And Processes Committee
Scope:This specification covers fluorescent magnetic particles in the form of a dry powder.These particles have been used typically as the inspection medium in wet, fluorescent magnetic particle inspection system as defined in ASTM E 1444 using either an oil or conditioned-water vehicle, but usage is not limited to such application.
【英文标准名称】:StandardPracticeforSamplingforParticulateContaminationbyTapeLift
【原文标准名称】:用胶带提取法对表面微粒子污染取样的标准规程
【标准号】:ASTME1216-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:E21.05
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:航空航天运输;污染;材料;工艺;抽样方法;航天技术;表面
【英文主题词】:particulatecontamination;pressure-sensitivetape;sampling
【摘要】:Thetapeliftprovidesarapidandsimpletechniqueforremovingparticlesfromasurfaceanddeterminingtheirnumberandsizedistribution.Byusingstatisticallydeterminedsamplesizeandlocations,anestimateofthesurfacecleanlinessleveloflargeareascanbemade.Theusershalldefinethesamplingplan.Thesamplingplanshallconsidertheimportanceofsurfacegeometryandsurfaceorientationtogasflow,gravity,obstructions,andprevioushistoryofhardware.Thesefactorsinfluenceparticlefalloutandentrapmentofparticlesonthesurface.Thegeometryofjoints,recessedareas,fasteners,andthecorrespondenceofparticle-countdatatoareacanbemaintained.Theselectionoftapeandtheverificationofitseffectonthecleanlinessofthehardwareisveryimportant.Thetapeadhesiveshouldhavesufficientcohesiontoavoidtransferoftheadhesivetothesurfaceundertest.Theimpactofadhesivetransfershouldbeevaluatedbylaboratorytestingbeforeusingthetapeonthehardware.Sincepotentialforadhesivetransferexists,cleaningtoremoveanyadhesivemightberequired.Inaddition,thetapeshouldhavelowoutgassingcharacteristics,andasaminimum,itshouldmeettherequirementsoflessthan1.0%totalmassloss(TML)and0.1%collectedvolatilecondensablematerials(CVCM),asmeasuredbyTestMethodE595.Careshouldbeexercisedindecidingwhichsurfacesshouldbetestedbythispractice.Thetapecanremovemarginallyadheringpaintandcoatings.Opticalsurfacesshouldnotbetesteduntilverificationhasbeenmadethatthesurfacecoatingwillnotbedamaged.Roughsurfacefinishesresultinlowremovalefficiencies.Surfacefinishesuptoapproximately3.20x03BC;m(125x03BC;in.)havebeentestedandfoundtogivesatisfactoryresults.Thispracticehasbeentestedonlyonsurfacesatroomtemperature.Evaluationoftemperatureeffectsmustbeconductedpriortousingthetestonsurfacesotherthanroomtemperature.Onlypersonnelexperiencedinmicroscopicparticle-countingtechniquesshouldbeusedtocountandsizetheparticles.1.1Thispracticecoversproceduresforsamplingsurfacestodeterminethepresenceofparticulatecontamination,5mandlarger.Thepracticeconsistsoftheapplicationofapressure-sensitivetapetothesurfacefollowedbytheremovalofparticulatecontaminationwiththeremovalofthetape.Thetapewiththeadheringparticlesisthenmountedoncountingslides.Countingandmeasuringofparticlesisdonebystandardtechniques.1.2Thispracticedescribesthematerialsandequipmentrequiredtoperformsamplingofsurfacesforparticlecountingandsizing.1.3Thecriteriaforacceptanceorrejectionofapartforconformancetosurfacecleanlinesslevelrequirementsshallbedeterminedbytheuserandarenotincludedinthispractice.1.4Thispracticeisforuseonsurfacesthatarenotdamagedbytheapplicationofadhesivetape.Theuseofthispracticeonanysurfaceofanymaterialnotpreviouslytestedorforwhichthesusceptibilitytodamageisunknownisnotrecommended.Ingeneral,metals,metalplating,andoxidecoatingswillnotbedamaged.Applicationtopainted,vapordeposited,andopticalcoatingsshouldbeevaluatedbeforeimplementingthistest.1.5Thispracticeprovidesthreemethodstoevaluatetapelifttests,asfollows:SectionsPracticeA-Thismethoduseslighttransmittedthroughthetapeandtapeadhesivetodetectparticlesthatadheretoit.4to6PracticeB-Thismethoduseslighttransmittedthroughthetapeadhesiveafterbondingtoabasemicr......
【中国标准分类号】:V70
【国际标准分类号】:49_040;49_140
【页数】:5P.;A4
【正文语种】:
基本信息
| 标准名称： | 原产地域产品 沾化冬枣 |
| 英文名称： | Product of designations--Zhanhua brumal jujube of origin or geographical indications |
| 中标分类： |
农业、林业 >>
林业 >>
经济林与副产品 |
| ICS分类： |
食品技术 >>
水果、蔬菜及其制品
|
| 替代情况： | 被GB/T 18846-2008代替 |
| 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： | 2002-09-24 |
| 实施日期： | 2003-01-01 |
| 首发日期： | 2002-09-24 |
| 作废日期： | 2008-12-01 |
| 主管部门： | 国家标准化管理委员会 |
| 提出单位： | 国家质量监督检验检疫总局 |
| 归口单位： | 原产地域产品标准化工作组 |
| 起草单位： | 沾化县质量技术监督局 |
| 起草人： | 郭艳灵、李爱民、樊玉东、刘云富、邢利民、郭增禄、曲发斌 |
| 出版社： | 中国标准出版社 |
| 出版日期： | 2003-01-01 |
| 页数： | 平装16开， 页数：12， 字数：18千字 |
| 书号： | 155066.1-18992 |
适用范围
本标准规定了沾化冬枣的原产地域保护范围、术语和定义、要求、试验方法、检验规则及标志、标签、包装、运输和贮存。本标准适用于原产地域产品管理部门根据《原产地域产品保护规定》批准保护的沾化冬枣。
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所属分类： 农业 林业 林业 经济林与副产品 食品技术 水果 蔬菜及其制品
