BS EN 13503-7-2002 眼科植入物.眼内透镜.门诊调查
作者:标准资料网 时间:2024-05-19 14:27:48 浏览:9518
来源:标准资料网
【英文标准名称】:Ophthalmicimplants-Intraocularlenses-Clinicalinvestigations
【原文标准名称】:眼科植入物.眼内透镜.门诊调查
【标准号】:BSEN13503-7-2002
【标准状态】:作废
【国别】:英国
【发布日期】:2002-03-05
【实施或试行日期】:2002-03-05
【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】:格式(纸);耐久性;协议;外科植入物;外科植入物;眼内透镜;门诊调查;光学;透镜;定义;眼科学;临床试验;规范(验收);试验;眼科光学;医疗产品
【英文主题词】:Clinicalinvestigations;Clinicaltesting;Definition;Definitions;Durability;Forms(paper);Implants(surgical);Intraocularlenses;Lenses;Medicalproducts;Ophtalmicoptics;Ophthalmology;Optics;Protocols;Specification(approval);Surgicalimplants;Testing
【摘要】:
【中国标准分类号】:C32
【国际标准分类号】:11_040_70
【页数】:32P.;A4
【正文语种】:英语
基本信息
| 标准名称： | 冶金机械液压、润滑和气动设备工程施工规范 |
| 发布部门： | 中华人民共和国住房和城乡建设部 |
| 发布日期： | 2011-07-29 |
| 实施日期： | 2012-08-01 |
| 首发日期： | |
| 作废日期： | |
| 出版社： | 中国计划出版社 |
| 出版日期： | 2012-08-01 |
| 页数： | 49页 |
适用范围
本规范适用于冶金机械液压传动系统、气压传动系统、润滑油润滑系统、润滑脂润滑系统、油雾润滑系统、滑动轴承静压供油系统及工艺润滑系统的设备安装和管道安装。
前言
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目录
1 总则
2 基本规定
3 设备和材料进场
4 设备安装
5 管道加工与安装
6 管道冲洗、吹扫与压力试验
7 调试和试运转
8 管道涂漆
9 安全和环保
本规范用词说明
引用标准名录
附:条文说明
引用标准
没有内容
所属分类： 石油 石油产品 燃料油
【英文标准名称】:StandardTestMethodforAdhesionStrengthandMechanicalFailureModesofCeramicCoatingsbyQuantitativeSinglePointScratchTesting
【原文标准名称】:用定量单点划痕试验测定陶瓷涂层粘结强度和机械损坏类型的标准试验方法
【标准号】:ASTMC1624-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:C28.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:划痕;覆层;试验;处理;损坏类型;粘附;陶瓷涂层;旋具头;单;损坏;定量的;机械的
【英文主题词】:adhesiontest;ceramiccoating;criticalscratchload;hardcoatings;scratchadhesion;scratchtest
【摘要】:1.1Thistestmethodcoversthedeterminationofthepracticaladhesionstrengthandmechanicalfailuremodesofhard(VickersHardnessHV=5GPaorhigher),thin(8804;30956;m)ceramiccoatingsonmetalandceramicsubstratesatambienttemperatures.Theseceramiccoatingsarecommonlyusedforwear/abrasionresistance,oxidationprotection,andfunctional(optical,magnetic,electronic,biological)performanceimprovement.1.2Inthetestmethod,adiamondstylusofdefinedgeometry(RockwellC,aconicaldiamondindenterwithanincludedangleof120176;andasphericaltipradiusof200956;m)isdrawnacrosstheflatsurfaceofacoatedtestspecimenataconstantspeedandadefinednormalforce(constantorprogressivelyincreasing)foradefineddistance.Thedamagealongthescratchtrackismicroscopicallyassessedasafunctionoftheappliedforce.Specificlevelsofprogressivedamageareassociatedwithincreasingnormalstylusforces.Theforcelevel(s)whichproduceaspecifictype/levelofdamageinthecoatingaredefinedasacriticalscratchload(s).Thetestmethodalsodescribestheuseoftangentialforceandacousticemissionsignalsassecondarytestdatatoidentifydifferentcoatingdamagelevels.1.3ApplicabilitytoCoatings8212;Thistestmethodisapplicabletoawiderangeofhardceramiccoatingcompositions:carbides,nitrides,oxides,diamond,anddiamond-likecarbononceramicandmetalsubstrates.Thetestmethod,asdefinedwiththe200956;mradiusdiamondstylus,iscommonlyusedforcoatingthicknessesintherangeof0.1to30956;m.Testspecimensgenerallyhaveaplanarsurfacefortesting,butcylindergeometriescanalsobetestedwithanappropriatefixture.1.4PrincipalLimitations:1.4.1Thetestmethoddoesnotmeasurethefundamentaladhesionstrengthofthebondbetweenthecoatingandthesubstrate.Rather,thetestmethodgivesanengineeringmeasurementofthepractical(extrinsic)adhesionstrengthofacoating-substratesystem,whichdependsonthecomplexinteractionofthetestparameters(styluspropertiesandgeometry,loadingrate,displacementrate,andsoforth)andthecoating/substrateproperties(hardness,fracturestrength,modulusofelasticity,damagemechanisms,microstructure,flawpopulation,surfaceroughness,andsoforth).1.4.2Thedefinedtestmethodisnotdirectlyapplicabletometalorpolymericcoatingswhichfailinaductile,plasticmanner,becauseplasticdeformationmechanismsareverydifferentthanthebrittledamagemodesandfeaturesobservedinhardceramiccoatings.Thetestmethodmaybeapplicabletohardmetalcoatingswhichfailinabrittlemodewithappropriatechangesintestparametersanddamageanalysisproceduresandcriteria.1.4.3Thetestmethod,asdefinedwiththeRockwellCdiamondstylusandspecificnormalforceandrateparameters,isnotrecommendedforverythin(30956;m).Suchcoatingsmayrequiredifferentstylusgeometries,loadingrates,andrangesofappliednormalforceforusable,accurate,repeatableresults.1.4.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.TestdatavaluesinSIunits(newtons(N)forforceandmillimetres(mm)fordisplacement)aretobeconsideredasstandardandareinaccordancewithIEEE/ASTMSI10.1.4.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:25_220_99
【页数】:28P.;A4
【正文语种】:
