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【英文标准名称】:StandardPracticeforTestingGraphiteandBoronatedGraphiteComponentsforHigh-TemperatureGas-CooledNuclearReactors
【原文标准名称】:高温气冷核反应堆用石墨及硼酸化石墨元部件试验的标准实施规程
【标准号】:ASTMC781-2002
【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(ASTM)
【起草单位】:D02.F0
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:碳;设计;气体;石墨;高的;核;核能;核材料;核反应堆;实施规程;座椅;温度;试验;导热率
【英文主题词】:boronatedgraphite;chemicalproperties;graphite;hightemperaturegas-coolednuclearreactor;mechanicalproperties;neutronicproperties;physicalproperties;thermalproperties;
【摘要】:Propertydataobtainedwiththerecommendedtestmethodsidentifiedhereinmaybeusedforresearchanddevelopment,design,manufacturingcontrol,specifications,performanceevaluation,andregulatorystatutespertainingtohightemperaturegas-cooledreactors.Thetestmethodsareapplicableprimarilytospecimensintheunirradiatedandunoxidizedstate.Manyarealsoapplicabletospecimensintheirradiatedoroxidizedstate,orboth,providedthespecimensmeetallrequirementsofthetestmethod.Theuseriscautionedtoconsidertheinstructionsgiveninthetestmethods.Additionaltestmethodsareinpreparationandwillbeincorporated.Theuseriscautionedtoemploythelatestrevision.1.1Thispracticecoversthetestmethodsformeasuringthosepropertiesofgraphiteandboronatedgraphitematerialsthatmaybeusedforthedesignandevaluationofhigh-temperaturegas-cooledreactors.1.2ThetestmethodsreferencedhereinareapplicabletomaterialsusedforreplaceableandpermanentcomponentsasdefinedinSection7andincludefuelandremovablereflectorelements;targetelementsandinsulators;permanentsidereflectorelements;coresupportpedestalsandelements;controlrod,reserveshutdown,andburnablepoisoncompacts,andneutronshieldmaterial.1.3ThispracticeincludestestmethodsthathavebeenselectedfromexistingASTMstandards,ASTMstandardsthathavebeenmodified,andnewASTMstandardsthatarespecifictothetestingofmaterialslistedin1.2.CommentsonindividualtestmethodsforgraphiteandforboronatedgraphitecomponentsaregiveninSections8and10,respectively.ThetestmethodsaresummarizedinTables1and2.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F48
【国际标准分类号】:27_120_10
【页数】:8P.;A4
【正文语种】:


【英文标准名称】:Plasticspipingsystemsforthesupplyofgaseousfuelsformaximumoperatingpressuresuptoandincluding2MPa(20bar)-Polyamide(PA)-Part6:Codeofpracticefordesign,handlingandinstallation
【原文标准名称】:最大操作电压小于并且包括2MPa(20bar)的燃料气体供应用塑料管道系统.聚酰胺(PA).第6部分:设计、操作和安装实施规程
【标准号】:ISO22621-6-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-04-01
【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/TC138
【标准类型】:()
【标准水平】:()
【中文主题词】:连接件;定义;设计;尺寸;燃气供应;搬运;检验;装置;连接;作标记;材料;模制材料;工作过载压力;包装件;物理性能;管道配件;管道敷设;管道;管;输油管线;计划;塑料管道;塑料管;塑料;聚酰胺;压力;管套;插座零件;规范(验收);壁厚
【英文主题词】:Connectingpieces;Definitions;Design;Dimensions;Gassupply;Handling;Inspection;Installations;Joints;Marking;Materials;Mouldings(shapedsection);Operatingoverloadpressure;Packages;Physicalproperties;Pipefittings;Pipelaying;Pipelines;Pipes;Pipinglaying;Planning;Plasticpipelines;Plasticpipes;Plastics;Polyamides;Pressure;Sleeves;Socketpieces;Specification(approval);Wallthicknesses
【摘要】:ThispartofISO22621specifiesacodeofpracticedealingwithpolyamide(PA)pipingsystems,intendedtobeburiedoutsidebuildingsandusedforthesupplyofgaseousfuels.Itisapplicabletomainsandservicelines,thecomponentsofwhicharepreparedforjointingbyscrapingand/ormachining,andgivesinstructionsforthedesign,storage,handling,transportation,layingconditionsandfusionqualitycontrolofPApipesandfittingsuptoandincluding250mmoutsidediameter,aswellassubsequentjointtesting,backfilling,pipesystemtesting,commissioninganddecommissioning.ThejointingmethodscoveredbythispartofISO22621arebuttfusionjointingandelectrofusionjointing.NospecialprecautionsarenecessaryforareasexposedtotheinfluenceofminingandearthquakesotherthanthoseprecautionsmentionedinthispartofISO22621.ItistheresponsibilityofusersofthispartofISO22621totakeexistingandnewnationalregulationsintoaccount.
【中国标准分类号】:Q82
【国际标准分类号】:23_040_01;75_200;83_140_30
【页数】:28P.;A4
【正文语种】:英语