ANSI/AHRI 640-2005 商业和工业加湿器的性能等级

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【英文标准名称】:SpecificationforChlorinatedPoly(VinylChloride)(CPVC)PlasticHot-andCold-WaterDistributionSystems
【原文标准名称】:氯化聚氯乙烯(CPVC)塑料冷热水分配系统标准规范
【标准号】:ANSI/ASTMD2846/D2846M-2006
【标准状态】:作废
【国别】:美国
【发布日期】:2006
【实施或试行日期】:2006-03-21
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:氯化物;分布系统;管道;管;塑料管;塑料;聚氯乙烯;氯乙烯;配水;输水管道
【英文主题词】:Chlorides;Chlorinated;Coldwater;CPVC;Distributionsystems;Hot;Pipelines;Pipes;Plasticpipes;Plastics;Polyvinylchloride;Vinylchloride;Waterdistribution;Waterpipelines
【摘要】:Thisspecificationcoversrequirements,testmethods,andmethodsofmarkingforchlorinatedpoly(vinylchloride)plastichot-andcold-waterdistributionsystemcomponentsmadeinonestandarddimensionratioandintendedforwaterserviceuptoandincluding180F(82C).Thesecomponentscomprisepipeandtubing,socket-typefittings,streetfittings,plastic-to-metaltransitionfittings,solventcements,andadhesives.Requirementsandmethodsoftestareincludedformaterials,workmanship,dimensionsandtolerances,hydrostaticsustainedpressurestrength,andthermocyclingresistance.Thecomponentscoveredbythisspecificationareintendedforuseinresidentialandcommercial,hotandcold,potablewaterdistributionsystems.Theproductscoveredbythisspecificationareintendedforusewiththedistributionofpressurizedliquidsonly,whicharechemicallycompatiblewiththepipingmaterials.Duetoinherenthazardsassociatedwithtestingcomponentsandsystemswithcompressedairorothercompressedgasessomemanufacturersdonotallowpneumatictestingoftheirproducts.Consultwithspecificproduct/componentmanufacturersfortheirspecifictestingprocedurespriortopneumatictesting.Note1Pressurized(compressed)airorothercompressedgasescontainlargeamountsofstoredenergywhichpresentserioussafteyhazardsshouldasystemfailforanyreason.Thetextofthisspecificationreferencesnotes,footnotes,andappendixeswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthespecification.Thevaluesstatedineitherinch-poundorSIunitsaretoberegardedseparatelyasstandard.Withinthetext,SIunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththespecification.Suggestedhydrostaticdesignstressesandhydrostaticpressureratingsforpipe,tubing,andfittingsarelistedin.Design,assembly,andinstallationconsiderationsarediscussedin.Anoptionalperformancequalificationandanin-plantqualitycontrolprogramarerecommendedin.Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodportion,Sectionsand,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G33
【国际标准分类号】:23_040_20
【页数】:
【正文语种】:英语


【英文标准名称】:Viscometry;determinationofthetemperaturecoefficientofviscosityofliquids
【原文标准名称】:粘度.液体粘度的温度系数的测定
【标准号】:DIN53017-1993
【标准状态】:现行
【国别】:德国
【发布日期】:1993-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:温度系数;粘度测量法;牛顿流体;试验;定义;材料试验;液体;粘度;数学计算
【英文主题词】:viscosimetry;materialstesting;mathematicalcalculations;testing;newtonianfluids;definition;viscosity;liquids;definitions;temperaturecoefficients
【摘要】:Thedocumentdealswiththedeterminationofthetemperaturecoefficientofviscosityofliquids.
【中国标准分类号】:N51;A42
【国际标准分类号】:17_060
【页数】:3P;A4
【正文语种】:德语