ISO 4574-1978 塑料通用聚氯乙烯(PVC)树脂热增塑剂吸收率测定
时间:2024-05-19 10:58:08 来源: 标准资料网 作者：标准资料网 阅读：8333
【英文标准名称】:Plastics;PVCresinsforgeneraluse;Determinationofhotplasticizerabsorption
【原文标准名称】:塑料通用聚氯乙烯(PVC)树脂热增塑剂吸收率测定
【标准号】:ISO4574-1978
【标准状态】:现行
【国别】:国际
【发布日期】:1978-09
【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/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:聚氯乙烯;增塑剂吸收;塑料;化学试验;化学分析和试验
【英文主题词】:Chemicalanalysisandtesting;Definitions;Heat;Instruments;Mouldings(shapedsection);Plasticizers;Plastics;Polyvinylchloride;Samplingmethods;Testing;Velocity;Vinylchloride
【摘要】:Conditioningof200partsofplasticiserinthebowlofaplanetarymixeratatemperatureof75C.Additionof100partsoftheresintobetestedandmixingwiththeplasticizer.Takingofsamplesofthismixtureatvarioustimes,removalofexcessofplasticizerbycentrifuginganddeterminingthequantityofplasticizerabsorbedbythepolymer.Plottingagraph,fromwhichcanbedeterminedforthepolymerundertest:-themeanrateofplasticizerabsorption(RPA);-thehotplasticizerabsorption(HPA)at75Cand30min.
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:StandardSpecificationforSpray-FormedSeamlessAusteniticStainlessSteelPipes
【原文标准名称】:喷模制无缝奥氏体不锈钢管的标准规范
【标准号】:ASTMA943/A943M-2001(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【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】:A01.10
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:austenitic;pipe;spray-formed;stainless;Austeniticstainlesssteelpipe--specifications;High-temperatureserviceapplications--steelpipe;Seamlessausteniticsteelpipe--specifications;Spray-formedsteelpipe;Stainlesssteelpipe--specifications
【摘要】:1.1Thisspecificationcoversspray-formedseamlessausteniticstainlesssteelpipeintendedforhigh-temperatureandgeneralcorrosiveservice.1.2GradesTP304H,TP309H,TP309HCb,TP310H,TP310HCb,TP316H,TP321H,TP347H,andTP348HaremodificationsofGradesTP304,TP309Cb,TP309S,TP310Cb,TP310S,TP316,TP321,TP347,andTP348,andareintendedforhigh-temperatureservice.1.3Optionalsupplementaryrequirementsareprovidedforpipewhereagreaterdegreeoftestingisdesired.Thesesupplementaryrequirementscallforadditionalteststobemadeand,whendesired,oneormoreofthesemaybespecifiedintheorder.1.4AppendixX1liststhedimensionsofseamlessstainlesssteelpipeasshowninANSIB36.19.Pipehavingotherdimensionsmaybefurnishedprovidedsuchpipecomplieswithallotherrequirementsofthisspecification.1.5ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.5.1Withinthetext,theSIunitsareshowninbrackets.1.5.2Theinch-poundunitsshallapplyunlessthex201C;Mx201D;designationofthisspecificationisspecifiedintheorder.Note18212;ThedimensionlessdesignatorNPS(nominalpipesize)hasbeensubstitutedinthisstandardforsuchtraditionaltermsasx201C;nominaldiameter,x201D;x201C;size,x201D;andx201C;nominalsize.x201D;
【中国标准分类号】:H48
【国际标准分类号】:23_040_10
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:Thestandardizationprocessinfirm.Inventoryanddescriptionoftools.
【原文标准名称】:公司标准化工艺.工具库存清单和描述
【标准号】:NFX50-711-1994
【标准状态】:现行
【国别】:法国
【发布日期】:1994-12-01
【实施或试行日期】:1994-12-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:A12
【国际标准分类号】:01_120
【页数】:26P;A4
【正文语种】:其他