BS EN 13480-2-2002 金属制工业管道.材料

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【英文标准名称】:Metallicindustrialpiping-Materials
【原文标准名称】:金属制工业管道.材料
【标准号】:BSEN13480-2-2002
【标准状态】:作废
【国别】:英国
【发布日期】:2002-07-04
【实施或试行日期】:2002-07-04
【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】:脆性断裂;特性;电镀;分类;合格;定义;交货条件;工业的;工业管道系统;工业;作标记;材料性能;材料选择;材料;最大数量;金属材料;金属;有缺口冲击试验;管联接器;管连接件;管道;管;码布;镀金的;压力工具;压力组件;产品;特征;规范(验收);钢的等级;钢管;钢;符号;温度;温度范围;试验要求;单位;焊缝
【英文主题词】:Brittlefractures;Characteristics;Cladding;Classification;Conformity;Definition;Deliveryconditions;Industrial;Industrialpipeworksystems;Industries;Marking;Materialproperties;Materialselection;Materials;Maximumquantity;Metallicmaterials;Metals;Notchedbarimpactwork;Pipecouplings;Pipelines;Pipes;Plaiting;Plated;Pressureinstruments;Pressurizedcomponents;Products;Properties;Specification(approval);Steelgrades;Steelpipes;Steels;Symbols;Temperature;Temperaturerange;Testingrequirements;Units;Welds
【摘要】:ThisPartofthisEuropeanStandardspecifiestherequirementsformaterials(includingmetalliccladmaterials)forindustrialpipingandsupportscoveredbyEN13480-1manufacturedfromofmetallicmaterials.Itiscurrentlylimitedtosteelswithsufficientductility.NOTEOthermaterialswillbeaddedlaterbyamendments.Itspecifiestherequirementsfortheselection,inspection,testingandmarkingofmetallicmaterialsforthefabricationofindustrialpiping.
【中国标准分类号】:P94
【国际标准分类号】:23_040_01
【页数】:58P.;A4
【正文语种】:英语


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【英文标准名称】:StandardGuideforDesigningCost-EffectiveSamplingandMeasurementPlansbyUseofEstimatedUncertaintyandItsComponentsinWasteManagementDecision-Making
【原文标准名称】:通过使用废物管理决策中评估的不确定性及其组成部分来设计成本-效率抽样和测量计划的标准指南
【标准号】:ASTMD6842-2002(2007)
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:D34.01.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:analysisofvariance;cost-efficient;decision-making;experimentaldesign;optimization;precision;samplingandmeasurementprocess;samplingplan;statistics;sourcesofuncertainty;variance;variancecomponents
【摘要】:Thisguidewillevaluatesampledatathatcontainahighlevelofuncertaintyfordecision-makingpurposesand,whereitisfeasible,designastatisticalstudytoestimateandreducethesourcesofuncertainty.Oftentimes,historicaldatamaybeavailableandadequateforthispurposeandnonewstudyisneeded.3.1.1Thisapproachwillhelpthestakeholdersbetterunderstandwherethegreatestsourcesofuncertaintyareinthesamplingandanalysisprocess.Resourcescanbedirectedtowheretheycanmostreducetheoveralluncertainty.3.1.2Samplingandanalysisdesignunderthisapproachcanoftenbecost-efficientbecause(a)thereductioninuncertaintycanbedonebystatisticalmeansaloneand(b)thereductioncanbetranslatedintoalowernumberofanalyses.Thisguideislimitedtothesituationwhereadecisionisbasedonthemeanofapopulation.Itwillonlyincludediscussionsofabalanceddesignforthecollectionandanalysisofsampledatainordertoestimatethesourcesofuncertainty.Referencestounbalanceddesignsareprovidedwhereappropriate.1.1Wastemanagementdecisionsgenerallyinvolveuncertaintybecauseofthefactthatdecisionsarebasedontheuseofsampledata.Whenuncertaintycanbereducedorcontrolled,abetterdecisioncanbeachieved.Onewaytoreduceorcontroluncertaintyisthroughtheestimationandcontrolofthecomponentscontributingtotheoveralluncertainty(orvariance).Controlofthesizesofthesevariancecomponentsisanoptimizationprocess.Theoptimizationsresultscanbeusedtoeitherimproveanexistingsamplingandanalysisplan(ifitshouldbefoundtobeinadequatefordecision-makingpurposes)ortooptimizeanewplanbydirectingresourcestowheretheoverallvariancecanbereducedthemost.1.2Estimationofthevariancecomponentsfromthetotalvariancestartswiththesamplingandmeasurementprocess.Theprocessinvolvestwodifferentkindsofuncertainties:randomandsystematic.Theformerisassociatedwithimprecisionofthedata,whilethelatterisassociatedwithbiasofthedata.Thisguidewilldiscussonlysourcesofuncertaintyofarandomnature.1.3Theremaybemanysourcesofuncertaintyinwastemanagementdecisions.However,thisguidedoesnotintendtoaddresstheissueofhowthesesourcesareidentified.Itistheresponsibilityofthestakeholdersandtheirtechnicalstafftoanalyzethesamplingandmeasurementprocessesinordertoidentifythepotentiallysignificantsourcesofuncertainty.Afteridentifyingthesesources,thisguidewillprovideguidanceonhowtocollectandanalyzedatatoobtainanestimateofthetotaluncertaintyanditscomponents.
【中国标准分类号】:Z04
【国际标准分类号】:13_030_01
【页数】:5P.;A4
【正文语种】: