ISO 4383-2000 滑动轴承薄壁滑动轴承用金属多层材料
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来源:标准资料网
【英文标准名称】:Plainbearings-Multilayermaterialsforthin-walledplainbearings
【原文标准名称】:滑动轴承薄壁滑动轴承用金属多层材料
【标准号】:ISO4383-2000
【标准状态】:作废
【国别】:国际
【发布日期】:2000-04
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC123
【标准类型】:()
【标准水平】:()
【中文主题词】:规范;青铜;轴承;塑料;锡合金;金属;滑动轴承;铝;轴承合金;轴承合金;叠层板材;多层料滑动轴承;铜合金;规范(验收);组分;铅合金;薄壁;化学成分;钢;锡;材料;铅;复合材料;铝合金;合金;铜;名称与符号
【英文主题词】:Alloys;Aluminium;Aluminiumalloys;Bearingalloys;Bearingmetal;Bearings;Bond;Bronzes;Chemical;Chemicalcomposition;Chemicals;Chemistry;Compositematerials;Composition;Copper;Copperalloys;Designations;Laminates;Lead;Leadalloys;Materials;Metals;Multilayerplainbearings;Overlay;Plainbearings;Plastics;Selection;Specification(approval);Specifications;Steels;Thin-walled;Tin;Tinalloys
【摘要】:ThisInternationalStandardspecifiesrequirementsformultilayermaterialsforthemanufactureofthin-walledplainbearings(halfbearings,bushes,thrustwashers).Themultilayermaterialconsistsofasteelbacking,thebearinglayer(cast,sintered,rollbonded)andpossiblyanelectrodepositedoverlay.NOTEEnvironmentalconcernswill,inthefuture,restricttheuseofsomematerialssuchaslead.
【中国标准分类号】:H62;J12
【国际标准分类号】:21_100_10;77_120_60
【页数】:7P;A4
【正文语种】:英语
【英文标准名称】:Plastics.Smallenclosuresforconditioningandtestingusingaqueoussolutionstomaintainrelativehumidityatconstantvalue.
【原文标准名称】:塑料.使用水溶液以保持恒定相对湿度值的调节和试验用小密封器
【标准号】:NFT51-913-1999
【标准状态】:作废
【国别】:法国
【发布日期】:1999-09-01
【实施或试行日期】:1999-09-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:试验密封罩;规范;环境试验;含水的;试验设备;试验;小;溶液;塑料;插孔;潮气;外壳;状态调节;容器
【英文主题词】:Aqueous;Conditioning;Containers;Enclosures;Environmentaltesting;Environmentaltests;Moisture;Plastics;Receptacles;Small;Solutions;Specifications;Testenclosures;Testequipment;Testing;Tests
【摘要】:
【中国标准分类号】:G31
【国际标准分类号】:83_200
【页数】:11P;A4
【正文语种】:其他
【英文标准名称】:StandardTestMethodforAbrasionResistanceofTextileFabrics(FlexingandAbrasionMethod)
【原文标准名称】:织物抗磨性的标准试验方法(褶曲和磨蚀法)
【标准号】:ASTMD3885-2007a
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D13.60
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:磨蚀;抗磨性;测试;织物
【英文主题词】:abrasion;flexingandabrasion;textilefabric;Abrasionresistance--textilefabrics/fibers;Flexabrasiontest;Flex/abrasiontestermaintenance;Nonwoventextilefabrics;Stollabrasionmethod
【摘要】:Thistestmethodisnotrecommendedforacceptancetestingofcommercialshipmentsbecauseinformationonbetween-laboratoryprecisionisknowntobepoor.Iftherearedifferencesofpracticalsignificancebetweenreportedtestresultsfortwolaboratories(ormore),comparativetestsshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimum,thetestsamplestobeusedareashomogenousaspossible,aredrawnfromthematerialfromwhichthedisparatetestresultswereobtained,andarerandomlyassignedinequalnumberstoeachlaboratoryfortesting.Otherfabricswithestablishedtestvaluesmaybeusedforthispurpose.Thetestresultsfromthetwolaboratoriesshouldbecomparedusingastatisticaltestforunpaireddata,ataprobabilitylevelchosenpriortothetestingseries.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orfuturetestresultsmustbeadjustedinconsiderationoftheknownbias.Themeasurementoftheresistancetoabrasionoftextilefabricsisverycomplex.Theresistancetoabrasionisaffectedbymanyfactorsthatincludetheinherentmechanicalpropertiesofthefibers;thedimensionsofthefibers;thestructureoftheyarns;theconstructionofthefabrics;thetype,kind,andamountoftreatmentaddedtothefibers,yarns,orfabric;thenatureoftheabradant;thevariableactionoftheabradantoverthespecimenareaabraded;thetensiononthespecimen;thepressurebetweenthespecimenandtheabradant;andthedimensionalchangesinthespecimen.Themeasurementoftherelativeamountofabrasioncanbeaffectedbythemethodofevaluationandisofteninfluencedbythejudgmentoftheoperator.Itisrecognizedthatwiththistestmethodothermeansofevaluationbesidescyclestoruptureandbreakingstrengthhavebeenusedbytheindustry,suchascolorchange,appearancechange,andsoforth.Experiencehasshownthesetobehighlyvariableparametersandtheyarenotrecommendedwithoutexactcriteriaidentifiedinanapplicablematerialspecificationorcontract.Consequently,thecriteriaofbreakingstrengthandcyclestorupturearetherecommendedmeansofevaluationbecausetheyareconsideredtheleastvariableandinterlaboratoryagreementislikelytobeobtainedmoreeasily.Abrasiontestsaresubjecttovariationsduetochangesintheabradantbarduringspecifictests.Theabradantbarisconsideredapermanentabradantthatusesahardenedmetalsurface.Itisassumedthattheabradantwillnotchangeappreciablyinaspecificseriesoftests,butobviouslysimilarabradantsusedindifferentlaboratorieswillnotlikelychangeatthesamerateduetodifferencesinusage.Permanentabradantsmayalsochangeduetopickupoftreatmentsorothermaterialfromtestfabricsandmustaccordinglybecleanedatfrequentintervals.Consequently,dependinguponitsusage,theabradantbarmustbecheckedperiodicallyagainstastandard.Theresistanceoftextilematerialstoabrasionasmeasuredbythistestmethoddoesnotincludeallthefactorswhichaccountforwearperformanceordurabilityinactualuse.Whiletheabrasionresistancestatedintermsofthenumberofcyclesanddurability(definedastheabilitytowithstanddeteriorationorwearingoutinuse,includingtheeffectsofabrasion)arefrequentlyrelated,therelationshipvarieswithdifferentenduses.Differentfactorsmaybenecessaryinanycalculationofpredicteddurabilityfromspecificabrasiondata.Laboratorytestsmaybereliableasanindicationofrelativeenduseincaseswherethedifferenceinabrasionresistanceofvariousmaterialsislarge,buttheyshouldnotberelieduponwheredifferencesinlaboratorytestfindingsaresmall.Ingeneral,theresultsshouldnotberelieduponforpredictionofperformanceduringactualwearlifeforspeci......
【中国标准分类号】:W04
【国际标准分类号】:59_080_30
【页数】:8P.;A4
【正文语种】:
