欢迎来到天天文库
浏览记录
ID:39909963
大小:133.29 KB
页数:8页
时间:2019-07-14
《Appendix B Test Equipment》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、CallLettersAppendixBDateofIssuance06/66Revised11/70Revised08/85Revised08/89Revised06/00Revised10/03Revised05/07TestEquipment1.SCOPE1.1Thisappendixdescribesequipmentusedinmethodsfoundinthisstandard.Itincludesadescriptionofequipmentusedinmorethanonemethod,andatablereferencingeac
2、htestmethodandtheappropriateequipmentrequiredtoconductthetestsdescribedinthesemethods.2.TESTEQUIPMENTDESCRIPTION2.1Thisparagraphdescribesequipmentrequiredbymorethanonetestmethodinthisstandard.2.2Adhesiontesters2.2.1Adhesionpeeltesterorslip/peeltesterThetestingmachinewillbeofth
3、econstantrateofextensiontypecomposedofadeviceforfix-ingthesampleinaconfigurationthatfacilitatesthetestingofsamplesinthe90˚aswellasthe180˚position,andaclampthatfallsinapositionwherethecenterofeachdeviceisinthesameplane.Thetestersampleholdersalsowillbeorientedsothattheywillbepar
4、alleltothedirec-tionofstress,andsoalignedsothattheywillholdthespecimenwhollyinthesameplane.Astressgaugeorloadcellandrecordingdevicewillbepartofthesample-holdingapparatusandwillbecapableofrecordingtheforcerequired.Ameansofmovingthestressjawatauniformrateof300mm/min(12”/min.).2.
5、2.2Adhesion/releasetesterThisequipmentisthesameastheaboveexceptthespeedofthetestcanbeadjustedto300;750;1,500;7,500;15,000;and30,000mm/min(12,30,60,300,600and1,200”/min.)forthecombinationadhesion/releasetester.Thetestbedstrokecanbeadjustedtoasmuchas400mm(16”).2.2.3Tensiletester
6、asdescribedbelowinparagraph2.32.3Tensiletester2.3.1Thetestingmachineshallbeoftheconstantrateofextensiontypecomposedoftwoclampswhosecentershallbeinthesameplane,parallelwiththedirectionofthemotionofthestressingclamp,andsoalignedthattheywillholdthespecimenwhollyinthesameplane;ade
7、viceforrecordingthetensileloadandtheamountofjawseparation;andameansofmovingthestressingjawatauniformratetobespecifiedinthetestmethod.2.3.2Thetestershouldhavealoadrangesuchthatthetestmeanvaluefallsbetween20%and80%offullscale.2.3.3Inlieuoftheclampingjaws,apairof102mm(4”)diameter
8、cylindersshallbeusedwhenspecified.Thesecylindersshallbeconstr
此文档下载收益归作者所有