ISO 12987-2004 铝制品用碳质材料.阳极、阴极块、侧壁砖和烤灌糊.使用比较法进行热传导性的测定
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【英文标准名称】:Carbonaceousmaterialsfortheproductionofaluminium-Anodes,cathodesblocks,sidewallblocksandbakedrammingpastes-Determinationofthethermalconductivityusingacomparativemethod
【原文标准名称】:铝制品用碳质材料.阳极、阴极块、侧壁砖和烤灌糊.使用比较法进行热传导性的测定
【标准号】:ISO12987-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-07
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC47
【标准类型】:()
【标准水平】:()
【中文主题词】:碳;碳素材料;比较试验;铝;固体;填塞材料;热试验;导热性;阳极;冶炼;阴极;石墨;生产;石墨材料;测量技术;测量;环境温度;材料试验;定义;试验;比较法
【英文主题词】:
【摘要】:ThisInternationalStandardspecifiesamethodforthedeterminationofthermalconductivityofcarbonaceousmaterialinthetemperaturerangeof20℃to60℃.Thetypicalrangeofthermalconductivityforthesematerialsis2W/(K·m)to100W/(K·m).Thismethodcanbeusedforothercarbonmaterials,suchasgraphitizedelectrodesforotherapplications.
【中国标准分类号】:K16
【国际标准分类号】:71_100_10
【页数】:6P;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforFunctional,Kinematic,andWearAssessmentofTotalDiscProstheses
【原文标准名称】:总脊面假体的功能的、运动学的和磨损的评估标准指南
【标准号】:ASTMF2423-2005
【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】:F04.25
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:评估;函数;运动学的;总计;磨损
【英文主题词】:intervertebraldiscprosthesis;IVD;spinalimplants;wearassessment;weightlossmethod
【摘要】:Thisguidecanbeusedtodescribethefunction,kinematics,andwearbehaviorofIVDprosthesessubjectedtocyclicloading/motionforrelativelylargenumbersofcycles(forexample,variousdesignsofIVDprostheses,aswellastheeffectsofmaterials,manufacturingtechniquesandotherdesignvariablesononeparticulardesigncanbestudiedusingthisguide).ThisguideisintendedtobeapplicabletoIVDprosthesesthatsupportandtransmitmotionbymeansofanarticulatingjointorbyuseofcompliantmaterials.Ceramics,metals,orpolymers,orcombinationthereof,areusedinIVDprosthesisdesign,anditisthegoalofthisguidetoenableakinematicwearcomparisonofthesedevices,regardlessofmaterialandtypeofdevice.1.1Thisguideisintendedtoprovideguidanceforthefunctional,kinematic,andweartestingoftotaldiscprosthesesand,tothisend,describestestmethodsforassessmentofthewearorfunctionalcharacteristics,orboth,oftotaldiscprostheses.1.2Bothlumbarandcervicalprosthesesareaddressed.1.3Loadandkinematicprofilesforlumbarandcervicaldevicesarenotidenticaland,therefore,areaddressedseparatelyintheguide.1.4Partialdiscreplacements,suchasnucleusreplacementsorfacetjointreplacements,arenotintendedtobeaddressed.1.5Wearisassessedusingaweightlossmethodinatestingmediumasdefinedinthisguide.1.6Thisguideisnotintendedtoaddressanypotentialfailuremodeasitrelatestothefixationoftheimplanttoitsbonyinterfaces.1.7Itistheintentofthisguidetoenablecomparisonofintervertebraldisc(IVD)prostheseswithregardtokinematic,functional,andwearcharacteristicswhentestedunderthespecifiedconditions.Itmustberecognized,however,thattherearemanypossiblevariationsintheinvivoconditions.Asinglelaboratorysimulationwithafixedsetofparametersmaynotbeuniversallyrepresentative.1.8Inorderthatthedatabereproducibleandcomparablewithinandbetweenlaboratories,itisessentialthatuniformproceduresareestablished.Thisguideisintendedtofacilitateuniformmethodsfortestingandreportingofdatafortotaldiscreplacementprostheses.1.9WithoutasubstantialclinicalretrievalhistoryofIVDprostheses,actualloadingprofilesandpatternscannotbedelineatedatthetimeofthewritingofthisguide.Itthereforefollowsthattheloadandmotionconditionsspecifiedbythisguidedonotnecessarilyaccuratelyreproducethoseoccurringinvivo.Rather,themaximumloadsandmotionsspecifiedinthisguiderepresentasevereandthereforeconservativecasefortestingthewearpropertiesofIVDprostheses.Becauseofthis,asubstantiallygreaterrateofwearmayberealizedthanthatwhichmayoccurduringtheroutinedailyactivitiesofatypicalpatient.Itshouldbenoted,however,thatafullcharacterizationofacandidateIVDprosthesisshouldincludetestingunderbothtypicalandextremeconditions.1.10ThevaluesstatedinSIunitsaretoberegardedasthestandardwiththeexceptionofangularmeasurements,whichmaybereportedineitherdegreesorradians.1.11Thisguideisnotintendedtobeaperformancestandard.Itistheresponsibilityoftheuserofthisguidetocharacterizethesafetyandeffectivenessoftheprosthesisunderevaluation.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C35
【国际标准分类号】:11_040_40
【页数】:10P.;A4
【正文语种】:
基本信息
标准名称: | 针织用舌针 圆纬机针 |
中标分类: |
纺织 >>
纺织机械与器具 >>
针织、纺织制品机械与器具 |
ICS分类: |
纺织和皮革技术 >>
纺织机械 >>
针织机械
|
替代情况: | FJ 1055-1979 |
发布部门: | 中华人民共和国纺织工业部 |
发布日期: | 1991-12-06 |
实施日期: | 1992-10-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
提出单位: | 纺织工业技术部装备司 |
归口单位: | 上海纺织器材研究所 |
起草单位: | 上海纺织器材研究所 |
出版日期: | 1992-10-01 |
页数: | 12页 |
适用范围
本标准规定了圆纬机针的产品分类、技术要求、试验方法、检验规则、标志、包装、运输、贮存。
本标准适用于圆纬机针。
前言
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引用标准
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所属分类: 纺织 纺织机械与器具 针织 纺织制品机械与器具 纺织和皮革技术 纺织机械 针织机械