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ASTM D2209-2000(2004) 皮革抗拉强度的标准试验方法

作者:标准资料网 时间:2024-05-28 02:09:19  浏览:8713   来源:标准资料网
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【英文标准名称】:StandardTestMethodforTensileStrengthofLeather
【原文标准名称】:皮革抗拉强度的标准试验方法
【标准号】:ASTMD2209-2000(2004)
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:D31.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:皮革;试验
【英文主题词】:leather;strength;tensilestrength
【摘要】:Thetensilestrengthtestgivesareliableindicationofthequalityoftheleather.Improperlylubricatedandpartiallydegradedleathersgivelowvaluesfortensilestrength.Theorientationofthespecimeninrelationtothebackboneandthelocationofthespecimenonthehideinfluencetheresultssignificantly.Thistestmethodisexcellentfordevelopment,control,specificationacceptance,andserviceevaluationofleather.Thistestmethodmaynotapplywhentheconditionsoftestemployeddifferwidelyfromthosespecifiedinthetestmethod.1.1Thistestmethodcoversthedeterminationoftheloadrequiredtorupturealeathertestspecimenhavinga1/2-in.(12.7-mm)width.Theloadtorupturedividedbytheoriginalunstretchedcross-sectionalareagivesthetensilestrength.Itmaybeusedforalltypesofleatherthataresmoothandfirmenoughtopermitaccuratethicknessmeasurements.Thistestmethoddoesnotapplytowetblue.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y45
【国际标准分类号】:59_140_30
【页数】:3P.;A4
【正文语种】:


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【英文标准名称】:Printedboardassemblies-Part6:EvaluationcriteriaforvoidsinsolderedjointsofBGAandLGAandmeasurementmethod(IEC61191-6:2010);GermanversionEN61191-6:2010
【原文标准名称】:印制板组装.第6部分:BGA与LGA焊接接头中空隙的评定准则和测量方法(IEC61191-6-2010);德文版本EN61191-6-2010
【标准号】:EN61191-6-2010
【标准状态】:现行
【国别】:
【发布日期】:2011-01
【实施或试行日期】:2011-01-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Cavity;Definitions;Electricalengineering;Electrically-operateddevices;Electronicengineering;Electronicequipmentandcomponents;Electronically-operateddevices;Evaluations;Measurement;Measuringtechniques;Printedcircuits;Printed-circuitboards;Sectionalspecification;SMD;Soldered;Solderedjoints;Solderings;Specification;Specification(approval);Surfacemounting;X-ray;X-rayanalysis
【摘要】:
【中国标准分类号】:L30
【国际标准分类号】:31_180
【页数】:42P;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodsforWidthofTextileFabric
【原文标准名称】:纺织品宽度的标准试验方法
【标准号】:ASTMD3774-1996(2004)
【标准状态】:现行
【国别】:
【发布日期】:1996
【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】:宽度;纺织材料;布;机织物;试验;纺织试验
【英文主题词】:Wovenfabric;width
【摘要】:OptionAproceduresofTestMethodD3774forwidthareconsideredsatisfactoryforacceptancetestingofcommercialshipmentsbecausetheyareusedextensivelyinthetrade.5.1.1IncaseofadisputearisingfromdifferencesinreportedtestvalueswhenusingTestMethodD3774foracceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimenswhichareashomogeneousaspossibleandwhicharefromalotofmaterialofthetypeinquestion.Thetestspecimensshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.TheaverageresultsfromthetwolaboratoriesshouldbecomparedusingStudent’t-testforunpaireddataandanacceptableprobabilitylevelchosenbythetwopartiesbeforetestingisbegun.Ifabiasisfound,eitheritscausemustbefoundandcorrectedorthepurchaserandthesuppliermustagreetointerpretfuturetestresultsinthelightoftheknownbias.1.1Thistestmethodcoversthemeasurementofthewidthoffabrics,pileornappedsurfacewidth,orboth.Themethodisapplicabletofullrolls,boltsoffabric,andshortspecimensremovedfromarollorbolt.Unlessotherwisespecified,measurementsshallincludetheselvageswhenpresent.1.2Themethodofferstwooptions:1.2.1OptionAFullRollorBolt.1.2.2OptionBShortSpecimenRemovedfromFullRollorBolt.1.3ThevaluesstatedineitherSIunitsorU.S.customaryunitsaretoberegardedasstandard.TheU.S.customaryunitsmaybeapproximate.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W04
【国际标准分类号】:59_080_30
【页数】:3P.;A4
【正文语种】:



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