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BS EN 10290-2002 岸上和近海输油管用钢管和配件.用于外部液体的聚氨酯和改性聚氨酯脂涂层

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【英文标准名称】:Steeltubesandfittingsforonshoreandoffshorepipelines-Externalliquidappliedpolyurethaneandpolyurethane-modifiedcoatings
【原文标准名称】:岸上和近海输油管用钢管和配件.用于外部液体的聚氨酯和改性聚氨酯脂涂层
【标准号】:BSEN10290-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-09-19
【实施或试行日期】:2002-09-19
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:作标记;海底;地下;塑料;外覆层;管道;护壳;防腐蚀;塑料涂层;管道覆层;配件;输水管道;覆层;钢;规范(验收);管;检验;聚氨酯;钢管;测试;定义
【英文主题词】:Adhesivestrength;Coatings;Composition;Corrosionprotection;Definition;Definitions;Exteriorcoatings;Fittings;Gastechnology;Heatageingtests;Inspection;Marking;Mouldedparts;Offshore;Orderindications;Pipecoatings;Pipelines;Pipes;Plasticcoatings;Plastics;Polyurethane;Properties;Qualityassurance;Seamlesspipes;Sheathings;Shockresistance;Specification(approval);Steelpipes;Steeltubes;Steels;Storage;Technicaldatasheets;Testing;Thermosettingpolymers;Underground;Waterpipelines
【摘要】:ThisEuropeanStandardspecifiestherequirementsofliquidappliedexternalcoating,polyurethane(PUR)andpolyurethane-modified(PUR-MOD),forthecorrosionprotectionoftubesandpipelinefittings.Thecoatinginthisstandardcanbeappliedtolongitudinallyorspirallyweldedandtoseamlesssteeltubesandfittingsusedfortheconstructionofpipelinesforconveyingliquidsorgases.Inaccordancewiththeelongationproperties,ifthecomponenthastobecoldbentthecoatingshallbeappliedafterbendingunlessotherwiseapprovedbythepurchaser.Thecoatingshallconsistnormallyofonelayerofliquidproduct,appliedbybrushorbyanairlessspraytechnique.Otherapplicationmethodscanberecommendedbytheproductmanufacturer,inaccordancewiththekindofproduct(spatula,injection,spreading,etc.).ThiscoatingcanbeusedfortheprotectionofburiedorsubmergedsteeltubesforserviceatthefollowingtemperaturesandwithtwothicknessclassesA(1000μm)andB(1500μm)basedonthefollowingcombination.Lowerthicknesscanbeagreedbetweenthecoatingmanufacturerandthepurchaser.—type1:-20℃to40℃,thicknessclassAorB—type2:-20℃to60℃,thicknessclassB—type3:-20℃to80℃,thicknessclassBOthertemperaturescanbeagreed;inthiscase,testsshallbecarriedoutattherequiredtemperature.Inthisstandardthewordcomponentsisusedfortubesandfittings.Frequenciesoftestsonfittingsshallbeagreedbythepartiesattheorderingstage.Componentscoatedwiththesetypesofcoatingsmaybefurtherprotectedbymeansofcathodicprotection.
【中国标准分类号】:E98;H48
【国际标准分类号】:23_040_99;25_220_60
【页数】:48P.;A4
【正文语种】:英语


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【英文标准名称】:Advancedtechnicalceramics-Monolithicceramics-Generalandtexturalproperties-Part5:Determinationofphasevolumefractionbyevaluationofmicrographs;EnglishversionofDINEN623-5:2009-10
【原文标准名称】:先进技术陶瓷.单片陶瓷.一般和结构特性.第5部分:利用显微图像评估法测定相体积分数,德文版本EN623-5:2009
【标准号】:DINEN623-5-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-10
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Advancedtechnicalceramics;Blankforms;Ceramics;Definitions;Determination;Forms(paper);Fractions;Grainsize;Instruments;Materialstesting;Mathematicalcalculations;Measurement;Measuringtechniques;Micrographics;Microstructure;Monolithicmaterials;Particlesizeanalysis;Photomicrography;Properties;Quality;Specimenpreparation;Structure;Testequipment;Testing
【摘要】:ThisparofEN623specifiesamanualmethodofmakingmeasurementsforthedeterminationofvolumefractionofmajorphasesinadvancedtechnicalceramicsusingmicrographsofpolishedandetchedsections,overlayingasquaregridoflinesandcountingthenumberofintersectionslyingovereachphase,NOTE1Thismethodassumesthatthetruephasevolumefractionsareequivalenttoareafractionsonarandomlycutcross-sectionaccordingtostereologicalprinciples,NOTE2GuidelinesforpolishingandetchingofadvancedtechnicalceramicscanbefoundinAnnexesAandB,Themethodappliestoceramicswithoneormoredistinctsecondaryphases,suchasfoundinAl0/ZrO,Si/SiC,orAl0SiC.Ifthetestmaterialcontainsdiscretepores,thesecanbetreatedasasecondaryphaseforthepurposeofthismethodprovidedthatthereisnoevidenceofgrainpluck-outduringpolishingbeingconfusedwithgenuinepores.NOTE3Ifthematerialcontainsmorethanabout20%porositythereisastrongriskthatthemicrostructurewillbedamagedduringthepolishingprocess,andmeasurementofvolumefractionofporesmaybecomemisleading.Secondaryphasevolumefractionsorporositypresentatlevelsoflessthan005aresubjecttoconsiderableerrorandpotentialscatterinresults,Alargernumberofmicrographsthantheminimumofthreeisnormallyneededtoimprovevtheconsistencyandaccuracyoftheresults,NOTE4Manyceramicscontainsmallamountsofsecondaryglassyphases.Inordertomakeareasonableestimateofglassyphasecontent,theglassmaterialbetweencrystallinegrainsshouldbereadilyobservable,andthusshouldbeatleast0,5μminwidth,ThemethodinthisEuropeanStandardisnotconsideredappropriatefornarrowglassyfilmsaroundgrainsThismethodassumesthattheselectedregionsofapreparedcross-sectionarestatisticallyrepresentativeofthewholesampledsection,NOTE5Microstructuresareseldomhomogeneous,andthephasecontentscanvaryfrommicrographtomicrograph.Itisessentialtosurveyasufficientlywideareaofthepreparedsectiontoensurethatthoseareasselectedforevaluationarerepresentativeanddonotcontaineye-catchingirregularities,SomeusersofthisEuropeanStandardcanwishtoapplyautomaticorsemiautomaticimageanalysistomicrographsordirectlycapturedmicrostructuralimages,ThisiscurrentlyoutsidethescopeofthisEuropeanStandardbutsomeguidelinesaregiveninAnnexC.
【中国标准分类号】:Q32
【国际标准分类号】:81_060_30
【页数】:20P.;A4
【正文语种】:英语


基本信息
标准名称:SHG型环式冷却机
中标分类: 冶金 >> 冶金机械设备 >> 炼焦、炼结设备
发布部门:西安重型机械研究所
发布日期:1991-07-10
实施日期:1992-07-01
首发日期:1900-01-01
作废日期:2005-04-15
归口单位:西安重型机械研究所
出版日期:1900-01-01
页数:13页
批文号:机电科标[1991]1138号
适用范围

本标准规定了结设备配套用公称有效冷却面积140~610m2鼓风环式冷却机的基本参数、产品性能、制造质量和试验验收等技术要求。 本标准适用于经破碎后,粒度不大于150mm、温度不高于850℃的热烧结矿冷却到150℃以下的冷却机。

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所属分类: 冶金 冶金机械设备 炼焦 炼结设备