基本信息
| 标准名称： | 组合冲模 打料板 |
| 英文名称： | Combined dies-Knock out plate |
| 中标分类： |
农业、林业 >>
农业、林业综合 >>
技术管理 |
| 发布日期： | 1988-03-28 |
| 实施日期： | 1988-12-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 出版日期： | 1900-01-01 |
| 页数： | 2页 |
适用范围
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前言
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目录
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引用标准
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所属分类： 农业 林业 农业 林业综合 技术管理
【英文标准名称】:StandardTestMethodforWetandDryYarn-on-YarnAbrasionResistance
【原文标准名称】:湿和干纱-纱耐磨性能的标准试验方法
【标准号】:ASTMD6611-2000(2007)
【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】:D13.16
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:abrasion;rope;yarn;Abrasionresistance--textilefabrics/fibers;Dryabrasionresistance;Wetabrasionresistance;Yarnproperties
【摘要】:Thistestmethodisintendedfortestingdryandwetabrasionresistanceofmanufacturedfiberyarns.Thistestmethodisespeciallyusefulforropesintendedforuseinthemarineenvironment.Thetestmethodhasbeenusedwithyarnshavinglineardensitiesrangingfrom70to300tex,butmaybeusedwithyarnsoutsidetheseranges.Limitedinterlaboratorycorrelationtestinghasbeenconductedtodate.Single-laboratorytesting,inaccordancewithASTMpractices,hasnowbeenconducted.Additionalinterlaboratorytesting,inaccordancewithASTMpractices,willbeconductedafterapprovalofadefinitivetestmethod.Testresultsshouldbeusedwithcautionpendingcompletionofinterlaboratorytesting.Thistestmethodisnotrecommendedforacceptancetestingofcommercialshipmentsintheabsenceofreliableinformationonbetween-laboratoryprecision.Iftherearedifferencesofpracticalsignificancebetweenreportedtestresultsfortwoormorelaboratories,comparativetestsshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimumthetestsamplesusedshouldbeashomogeneousaspossible,bedrawnfromthematerialfromwhichthedisparatetestresultswereobtained,andberandomlyassignedinequalnumberstoeachlaboratoryfortesting.Othermaterialswithestablishedtestvaluesmaybeusedforthispurpose.Thetestresultsfromthetwoormorelaboratoriesshouldbecomparedusingastatisticaltestforunpaireddata,ataprobabilitylevelchosenpriortotesting.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orfuturetestresultsmustbeadjustedinconsiderationoftheknownbias.Thistestmethodisconductedatoneorseveralappliedtensionsthatmaydependupontheyarnmaterialandsize.Thenumberandmagnitudesofappliedtensionsandthenumberofeightspecimensetsgenerallyareagreeduponinamaterialspecificationorcontractorder.GuidanceondeterminingtheappropriatenumberandmagnitudesofappliedtensionsisgiveninAnnexA2.1.1Thistestmethoddescribesthemeasurementofabrasionresistancepropertiesformanufacturedfiberyarnsindryandwetconditions.1.2Thistestmethodappliestomanufacturedyarnsusedinropemaking.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareprovidedforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:59_080_20
【页数】:8P.;A4
【正文语种】: