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DIN EN 545-2007 水管用球墨铸铁管、配件、附件及其接头.要求和试验方法

作者:标准资料网 时间:2024-04-29 12:47:04  浏览:9721   来源:标准资料网
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【英文标准名称】:Ductileironpipes,fittings,accessoriesandtheirjointsforwaterpipelines-Requirementsandtestmethods;GermanversionEN545:2006
【原文标准名称】:水管用球墨铸铁管、配件、附件及其接头.要求和试验方法
【标准号】:DINEN545-2007
【标准状态】:作废
【国别】:德国
【发布日期】:2007-02
【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】:附件;铸铁管;铸铁;铸铁管道;覆层;定义;尺寸;配件;功能效率;功能可靠性;功能;内部覆层;作标记;机械性能;公称尺寸;管道配件;管道;管;管道工程系统;质量保证;规范(验收);球墨铸铁;表(数据);试验;输水管道;水常规;水常规(实验)
【英文主题词】:Accessories;Castironpipes;Cast-iron;Cast-ironpipe;Cast-ironpipelines;Coatings;Definitions;Dimensions;Fittings;Functionalefficiency;Functionalreliability;Functions;Internalcoatings;Marking;Mechanicalproperties;Nominalsize;Pipefittings;Pipelines;Pipes;Pipeworksystems;Qualityassurance;Specification(approval);Spheroidal-graphitecast-iron;Tables(data);Testing;Waterpipelines;Waterpractice
【摘要】:ThisEuropeanStandardspecifiestherequirementsandassociatedtestmethodsapplicabletoductileironpipes,fittings,accessoriesandtheirjointsfortheconstructionofpipelines:-toconveywater(e.g.potablewater);-withorwithoutpressure;-tobeinstalledbeloworaboveground.Thisstandardisapplicabletopipes,fittingsandaccessorieswhichare:-manufacturedwithsocketed,flangedorspigotends;-normallydeliveredexternallyandinternallycoated;-suitableforfluidtemperaturesbetween0℃and50℃,excludingfrost.Thisstandardcoverspipes,fittingsandaccessoriescastbyanytypeoffoundryprocessormanufacturedbyfabricationofcastcomponents,aswellascorrespondingjoints,inasizerangeextendingfromDN40toDN2000,inclusive.Thisstandardspecifiesrequirementsformaterials,dimensionsandtolerances,mechanicalpropertiesandstandardcoatingsofductileironpipesandfittings.Italsogivesperformancerequirementsforallcomponentsincludingjoints.Jointdesignandgasketshapesareoutsidethescopeofthisstandard.NOTEInthisstandard,allpressuresarerelativepressures,expressedinbars(100kPa=1bar).
【中国标准分类号】:J15
【国际标准分类号】:23_040_10;23_040_40
【页数】:91P.;A4
【正文语种】:德语


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【英文标准名称】:Earth-movingmachinery--Operator'sseat--Dimensionsandrequirements
【原文标准名称】:运土机械.驾驶员座位.尺寸和要求
【标准号】:JISA8326-2003
【标准状态】:现行
【国别】:日本
【发布日期】:2003-03-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonIndustrialMachinery
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:この規格は,JISA8308に定義された土工機械に装着した運転座席(以下,座席という。)に対する寸法及びその要求事項並びに調整範囲について規定したものである。また,この規格は,これらの機械にひじかけを取り付けたときの寸法を規定する。
【中国标准分类号】:P97
【国际标准分类号】:53_100
【页数】:6P;A4
【正文语种】:日语


【英文标准名称】:StandardTestMethodforRelativeExtensionalViscosityofAgriculturalSprayTankMixes
【原文标准名称】:农用喷雾箱混合料的相对拉伸粘度的标准试验方法
【标准号】:ASTME2408-2004(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】:E35.22
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:Agriculturalmaterials/applications;Extensionalviscosity;Viscosity
【摘要】:Extensionalviscosityisameasureoftheresistanceofaliquidtostretchingforces,suchasthoseoccurringduringthedisruptionofliquidfilmsandtheformationofspraysusedinagricultureandotherpurposesincludingpaintingoperationsormetalworking.ThismethodformeasurementofaScreenFactor,givesarelativevalueforextensionalviscosity,whichmaybeused:Tocomparethepotentialfordriftcontrolofdifferentpolymers.Tocomparetherelativeextensionalviscositycomponentofdifferentspraytankmixtures.Todeterminetheextentofbreakdownofpolymersolutionsusedasdriftcontroladditivesduringtherecirculationofthesolutionsthroughpumpsandscreens.TouseasaparameterintheSprayDriftTaskForceModelsfordropletsizeprediction.Itshouldalsobenotedthatmanydriftcontrolpolymersareirreversiblydestroyedduringtherecirculationofspraymixesbypumpingwithhighshearpumpssuchasgearorcentrifugalpumps.Itisadvisabletosubjectthetestmixturetosimilarpumpingregimestosimulatepracticalconditionsbeforecarryingouttheextensionalviscositytest.Measurementsofextensionalviscosityaretheonlypresentlyknownmethodofdeterminingtheextentofthisbreakdownpropertiesofdilutepolymersolutions.Thismethodisintendedtoproducearelativevalueforextensionalviscosity.Thepurposeofthemethodistocomparetheextensionalviscosityproducedbydifferentpolymertypesorconcentrationsofpolymerinspraytankmixes.1.1ThistestmethodcoversthedeterminationoftherelativeextensionalviscosityorScreenFactor(SF)ofdiluteagriculturalspraymixes.1.2Thetestcanbeusedfortankmixescontainingdissolved,emulsifiedordispersedmaterials,ormixtures.1.3Resultsmaybeaffectedbythequalityofthewaterused.Make-upwaterqualityshouldthereforebespecifiedinthepresentationofresults.1.4Propersafetyandhygieneprecautionsmustbetakenwhenworkingwithpesticideformulationstopreventskinoreyecontact,vaporinhalation,andenvironmentalcontamination.Readandfollowallhandlinginstructionsforthespecificformulationandconductthetestinaccordancewithgoodlaboratorypractice.Note18212;Referencestothedevelopmentofextensionalviscosityfromdissolvedpolymers,extensionalviscosityeffectsonthedropletsizedistributionofsprays,andmeasurementsofscreenfactoronrecirculatedspraymixescontainingpolymersareavailable.,1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B91
【国际标准分类号】:17_060
【页数】:4P.;A4
【正文语种】:英语



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