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ASTM D4776/D4776M-2010 H-试验法测定轮胎帘布和其他增强帘布对橡胶化合物的粘附性的标准试验方法

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【英文标准名称】:StandardTestMethodforAdhesionofTireCordsandOtherReinforcingCordstoRubberCompoundsbyH-TestProcedure
【原文标准名称】:H-试验法测定轮胎帘布和其他增强帘布对橡胶化合物的粘附性的标准试验方法
【标准号】:ASTMD4776/D4776M-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:D13.19
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:adhesion;reinforcements(textiles);rubber;tirecord;Acceptancecriteria/testing--textilefabrics/fibers;Heatingtests--rubber;Heatingtests--textilematerials/applications;Hollandcloth;H-testadhesion;Rubberadhesion;Rubbercompounding
【摘要】:TestMethodD4776forthedeterminationoftheH-testadhesionofreinforcingcordstorubbercompoundsmaybeusedfortheacceptancetestingofcommercialshipmentsofreinforcingcordsbutcautionisadvisedsinceinformationaboutbetween-laboratoryprecisionisincomplete.Comparativetestsasdirectedin5.1.1maybeadvisable.IncasesofdisputearisingfromthedifferencesinreportedtestresultswhenusingTestMethodD4776foracceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldconductcomparativeteststodetermineifthereisstatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimenswhichareashomogeneousaspossibleandwhicharefromalotofmaterialofthetypeinquestion.Thetestspecimensshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.TheaverageresultsfromthetwolaboratoriesshouldbecomparedusingStudent''st-testforunpaireddataandanacceptableprobabilitylevelchosenbythetwopartiesbeforetestingbegins.Ifabiasisfound,eitheritscausemustbefoundandcorrectedorthepurchaserandthesuppliermustagreetointerpretfuturetestresultsinlightoftheknownbias.Thistestmethodisusedtomeasuretheforcerequiredtoextractthecordfromarubbercompoundtestblock.Thistestmethodisdesignedtotesttheadhesionoftextilesthatarebondedtorubbercompounds.Variablesthatmaycontributetodifferencesinresultsofthistestmethodincludeadhesivetype,adhesiveapplicationprocedure,adhesivecure,fibertype,constructionofcords,rubbertype,rubbercure,andrubberthickness.Thedeleteriouseffectofozoneincombinationwithatmosphericmoistureontheabilityofadhesivestobondwithrubberrequiresassiduousprotectionofcordspriortoembedment.Theexpectedrangeofvalueswhichcharacterizeacceptableadhesioncanbedeterminedinanycord-rubbercombinationwithexperience.Forthisreason,thepurchasernormallyestablishesaminimumlevelofadhesiontobeobtainedbythesupplierineitherthesupplier''slaboratoryorthepurchaser''slaboratoryusingeitherthesupplier''sstandardrubbercompoundorthepurchaser''srubbercompound.AnotherprocedurefortestingadhesionofcordstorubbercompoundsisTestMethodsD4393.Thisprocedurehasbeenusedextensivelyinthetradeforacceptancetesting.Resultsobtainedbythismethodcannotbeusedinterchangeablysincethereisnooverallcorrelationbetweenthem.1.1Thistestmethodcoversthemeasurementofadhesionofreinforcingcordsthatarebondedtorubbercompounds.Thistestmethodisapplicabletotextilecordstructuresfrombothnaturalandmanmadefibers,otherthansteel.Foradhesiontestingofsteeltirecords,refertoTestMethodD2229.1.2Thistestmethodisprimarilyusedtoevaluatetirecords,usingasuitabletirecordadhesiveandasuitablerubbercompound.Thistestmethodisalsousedtoevaluate(1)tirecordadhesives,and(2)theprocessofadhesivereactiononthecordusingoneconsistentformoftirecordandoneconsistentrubbercompound.Thistestmethodmaybeusedtoevaluatecordsinindustrialhoseandbeltingproductsandothercordreinforcedrubberproducts.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyofthe......
【中国标准分类号】:G41
【国际标准分类号】:83_160_01
【页数】:5P.;A4
【正文语种】:英语


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【英文标准名称】:Industrialautomationsystemsandintegration-Productdatarepresentationandexchange-Part1233:Applicationmodule:Requirementassignment
【原文标准名称】:工业自动化系统和集成.产品数据表示和交换.第1233部分:应用模块:要求规定
【标准号】:ISO/TS10303-1233-2008
【标准状态】:作废
【国别】:国际
【发布日期】:2008-12
【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/TC184
【标准类型】:()
【标准水平】:()
【中文主题词】:应用;自动化;自动化系统;计算机应用;数据交换;数据表示;工业产品;信息交流;信息交换;产品数据;表示法
【英文主题词】:Applications;Automation;Automationsystems;Computerapplications;Dataexchange;Datarepresentation;Industrialproducts;Informationexchange;Informationinterchange;Productdata;Representations
【摘要】:
【中国标准分类号】:N18
【国际标准分类号】:35_240_50
【页数】:45P;A4
【正文语种】:英语


基本信息
标准名称:电气箱铰链
中标分类: 船舶 >> 船舶电气、观通、导航设备 >> 船用电气安装件
发布日期:1900-01-01
实施日期:1900-01-01
首发日期:1900-01-01
作废日期:1900-01-01
出版日期:1900-01-01
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所属分类: 船舶 船舶电气 观通 导航设备 船用电气安装件