【英文标准名称】:Methodsoftestingplastics-Dimensionalproperties-Determinationoflengthandwidthofflexiblesheet
【原文标准名称】:塑料试验方法.第6部分:尺寸特性.柔性板材长度和宽度测定
【标准号】:BS2782-6Method632A-1993
【标准状态】:现行
【国别】:英国
【发布日期】:1993-03-15
【实施或试行日期】:1993-03-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:薄板材;辊子;长度测量;宽度测量;膜(物态);高聚物;塑料和橡胶技术;柔性材料;塑料;试验条件
【英文主题词】:Averagesample;Gravimetric;Length;Plasticfilms;Plasticsheets;Plastics;Width
【摘要】:1ThisInternationalStandardspecifiesamethodforthedeterminationofthe"free"lengthofarollofplasticsfilmorsheeting(seeclause2).Thismethodisintendedforusewithrollsoflengthupto100masareferencemethodwithwhichothermethodsmaybechecked.Anyothermethodofde-terminingthelengthmaybeused,providedthatitgivesthesameresultasthespecifiedmethod.Ifau-tomaticmeasuringdevicesareused,itisnecessarythattheybecheckedbymeasurementsmadeinac-cordancewiththespecifiedprocedureforeachtypeoffilmorsheeting.Becausethemethodislaboriousitispermissible,inthecaseoflongrolls,tochecktheothermethodsofmeasurementreferredtoaboveonanapproximately100mlengthoffilmandsheetingmeasuredbythespecifiedmethod.2ThisInternationalStandardalsospecifiesamethodforthedeterminationoftheaveragewidthofarollandthewidthofasampleofplasticsfilmorsheetingnotlessthan5mmwide(seeclause3).Ifthewidthisonlyslightlygreaterthan5mm,theac-curacyofthemethodisonly2%.Twoproceduresarespecified,theirapplicationdependingonthewidthofthematerial.Themethoddeterminesthe"free"widthofarolloffilmorsheeting.Thismethodisintendedforuseasareferencemethodwithwhichothermethodsmaybechecked.Anyothermethodofdeterminingthewidthmaybeused,providedthatitgivesthesameresultasthespecifiedmethod.Ifautomaticmeasuringdevicesareused,itisnecessarythattheybecheckedbymeasurementsmadeinaccordancewiththespecifiedproceduresforeachtypeoffilmorsheeting.
【中国标准分类号】:G31
【国际标准分类号】:83_140_10
【页数】:6P.;A4
【正文语种】:英语