DIN 3548-1-1993 带法兰凝汽阀
时间:2024-05-16 11:00:32 来源: 标准资料网 作者：标准资料网 阅读：9809
【英文标准名称】:Flangedsteamtraps
【原文标准名称】:带法兰凝汽阀
【标准号】:DIN3548-1-1993
【标准状态】:作废
【国别】:德国
【发布日期】:1993-10
【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】:冷凝物;螺栓连接(法兰);疏水器;疏水阀;规范(认可);法兰;材料;阀门;尺寸
【英文主题词】:Bolting;Condensates;Dimensions;Flanges;Materials;Specification(approval);Steamtraps;Traps;Valves
【摘要】:Thisdocumentspecifiesface-to-facedimensions,matingdimensions,equipment,materials,testsandmarkingofautomaticsteamtrapswithinletandoutletflangesononeaxisfornominaldiametersDN15toDN50andnominalpressuresPN16,PN25andPN40.ItappliestoallsystemsaccordingtoDINEN26704.#,,#
【中国标准分类号】:J16
【国际标准分类号】:23_040_99
【页数】:4P.;A4
【正文语种】:德语
【英文标准名称】:StandardTestMethodforVaporPressureofPetroleumProducts(MiniMethodx2014;Atmospheric)
【原文标准名称】:石油产品蒸气压力的标准试验方法(大气的小型法)
【标准号】:ASTMD5482-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D02.08.0D
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:大气的;汽油;烃类;石油;石油产品;试验
【英文主题词】:dryvaporpressureequivalent;gasoline;hydrocarbon-oxygenateblends;minimethod-atmospheric;petroleumproducts;vaporpressure;Dryvaporpressure;Gasoline;Hydrocarbon-oxygenateblends;Instrumentalmeasurement--petroleumproducts;Minimethod;
【摘要】:Vaporpressureisanimportantphysicalpropertyofvolatileliquids.Vaporpressureiscriticallyimportantforbothautomotiveandaviationgasolines,affectingstarting,warm-up,andtendencytovaporlockwithhighoperatingtemperaturesorhighaltitudes.Maximumvaporpressurelimitsforgasolinearelegallymandatedinsomeareasasameasureofairpollutioncontrol.1.1Thistestmethodcoversaprocedureforthedeterminationoftotalvaporpressureofpetroleumproductsusingautomaticvaporpressureinstruments.Thetestmethodissuitablefortestingsampleswithboilingpointsabove0x00B0;C(32x00B0;F)thatexertavaporpressurebetween7and110kPa(1.0and16psi)at37.8x00B0;C(100x00B0;F)atavapor-to-liquidratioof4:1.Thetestmethodisapplicabletogasolinescontainingoxygenates.Noaccountismadeofdissolvedwaterinthesample.Note18212;Becausetheexternalatmosphericpressuredoesnotinfluencetheresultantvaporpressure,thisvaporpressureisanabsolutepressureat37.8x00B0;C(100x00B0;F)inkPa(psi).Thisvaporpressurediffersfromthetruevaporpressureofthesampleduetosomesmallvaporizationofthesampleanddissolvedairintotheairoftheconfinedspace.1.1.1Somegasoline-oxygenateblendsmayshowahazewhencooledto0to1x00B0;C.Ifahazeisobservedin8.5,itshallbeindicatedinthereportingofresults.Theprecisionandbiasstatementsforhazysampleshavenotbeendetermined(seeNote6).1.2ThistestmethodisamodificationofTestMethodD5191(MiniMethod)inwhichthetestchamberisatatmosphericpressurepriortosampleinjection.1.3Thistestmethodcoverstheuseofautomatedvaporpressureinstrumentsthatperformmeasurementsonliquidsamplesizesintherangefrom1to10mL.1.4Thistestmethodissuitableforthedeterminationofthedryvaporpressureequivalent(DVPE)ofgasolineandgasoline-oxygenateblendsbymeansofacorrelationequation(see13.2).ThecalculatedDVPEisconsideredequivalenttotheresultobtainedonthesamematerialwhentestedbyTestMethodD4953.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(Forspecificwarningstatements,see7.2through7.7.)
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:Electricdishwashersforhouseholduse-Testmethodsformeasuringtheperformance.
【原文标准名称】:家用电动洗碗机.性能测量的试验方法
【标准号】:NFC73-176-1999
【标准状态】:现行
【国别】:法国
【发布日期】:1999-08-01
【实施或试行日期】:1999-08-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:Y62
【国际标准分类号】:97_040_40
【页数】:35P;A4
【正文语种】:其他