【英文标准名称】:StandardPracticeforRubber-Preparation,Testing,Acceptance,Documentation,andUseofReferenceMaterials
【原文标准名称】:标准物质的制备、试验、验收、文献工作和使用
【标准号】:ASTMD4678-2004(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:D11.20
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:commonsourcereferencematerial(CRM);industryreferencematerial(IRM);referencematerial;Accelerators--rubber;Acceptancecriteria/testing--rubber;Acceptedreference(AR)value;Carbonblack;Carbonblacksampling;Carboncontent;Commonsourcere
【摘要】:Referencematerialsarevitallyimportantinproductandspecificationtesting,inresearchanddevelopmentwork,intechnicalservicework,andinqualitycontroloperationsintherubberandcarbonblackindustries.Theyareespeciallyvaluableforrefereepurposes.Categories,Classes,andTypesofReferenceMaterials(RM):Referencematerialsaredividedintotwocategories:IndustryReferenceMaterials(IRM)8212;Materialsthathavebeenpreparedaccordingtoaspecifiedproductionprocesstogenerateauniformlot;theparametersthatdefinethequalityofthelotareevaluatedbyaspecifiedmeasurementprogram.Common-SourceReferenceMaterials(CRM)8212;Materialsthathavebeenpreparedtobeasuniformaspossiblebutdonothaveestablishedproperty(parameter)values;theknowledgeofacommonorsinglesourceissufficientforcertainlesscriticalapplications.Industryreferencematerials(IRMs)aredividedintoadditionalclassesandtypesaccordingtothemethodofevaluatingthelotparametersandaccordingtotheproductionprocessforgeneratingthelotmaterial.Theseareexplainedmorefully(refertoAnnexA3andAnnexA4formoredetailsonthediscussioninSection3).Thefollowinglotparametersareimportantforreferencematerialuse:AcceptedReferenceValue(ARValue)8212;AnaverageIRMpropertyorparametervalueestablishedbywayofaspecifiedtestprogram.TestLotLimits(TLLimits)8212;Thesearelimitsdefinedasx00B1;3timesthestandarddeviationofindividualIRMtestresultsacrosstheentirelotforthepropertyorparameter(s)thatdefineslotquality;themeasurementsareconductedinthelaboratoryoftheorganizationproducingtheIRM.Althoughthelimitsasdefinedin3.2.3.2aregivenintermsofx00B1;3timesthestandarddeviation,therejectionofindividualportionsofthelotasbeingoutlierornon-typicalportionsinassessingthehomogeneityofthelotisdoneonthebasisofx00B1;2timestheappropriatestandarddeviation,thatis,onthebasisofa95%confidenceinterval.SeeAnnexA3andAnnexA4formoreinformationandtheevaluationprocedures.AllIRMshaveanARvalueandTLlimits;howevertheARvaluemaybeobtainedinoneoftwowaystoproduceoneoftwoclassesofARvalues:GlobalARValue8212;ThisARvalueisobtainedfromaninterlaboratorytestprogramwherethewordx201C;globalx201D;indicatesanaveragevalueacrossmanylaboratories.LocalARValue8212;ThisisanARvalueobtainedinonelaboratoryoratonelocation,usuallythelaboratoryresponsibleforpreparationofthehomogeneouslot.AnadditionalparameterisofimportanceforIRMsthathaveaglobalARvalue:Between-LaboratoryLimits(BL)8212;ThegroupoflaboratoriesthatconductinterlaboratorytestingtoestablishanAR-valuearenotequivalenttoasystemorpopulationtypicalofindustrialproductionoperationsthatusetheusualx00B1;3standarddeviationlimits.Suchproductionoperationsaresystemsthathavebeenpurgedofallassignablecausesofvariationandareinastateofx2018;statisticalcontrolx2019;【英文标准名称】:Varnishedcottonbiastapes
【原文标准名称】:斜纹漆布带
【标准号】:JISC2342-1981
【标准状态】:作废
【国别】:日本
【发布日期】:1981-09-01
【实施或试行日期】:1981-09-01
【发布单位】:日本工业标准调查会(JISC)
【起草单位】:Electricity
【标准类型】:()
【标准水平】:()
【中文主题词】:清漆;棉花;窄条带材;棉纤维;绝缘层;电绝缘装置;电绝缘材料;电气元件;电气设备;电绝缘;固体绝缘材料
【英文主题词】:tape;cotton;cottonfibres;;;electricalinsulation
【摘要】:
【中国标准分类号】:K15
【国际标准分类号】:29_040_20
【页数】:4P;A4
【正文语种】:日语