【英文标准名称】:StandardTestMethodforResiduesinLiquefiedPetroleum(LP)Gases
【原文标准名称】:液化石油(LP)气中残留物的标准测试方法
【标准号】:ASTMD2158-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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.H0
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:液化石油气;石油产品;残留物;试验
【英文主题词】:contaminants;liquefiedpetroleumgases;LPG;oilstain;residue
【摘要】:Controlovertheresiduecontent(requiredbySpecificationD1835)isofconsiderableimportanceinend-useapplicationsofLPG.Inliquidfeedsystemsresiduescanleadtotroublesomedepositsand,invaporwithdrawalsystems,residuesthatarecarriedovercanfoulregulatingequipment.Thosethatremainwillaccumulate,canbecorrosive,andwillcontaminatefollowingproduct.Water,particularlyifalkaline,cancausefailureofregulatingequipmentandcorrosionofmetals.1.1Thistestmethodcoversthedeterminationofextraneousmaterialsweatheringabove38Cthatarepresentinliquefiedpetroleumgases.TheextraneousmaterialswillgenerallybedissolvedintheLPG,butmayhavephase-separatedinsomeinstances.1.2Liquefiedpetroleumgasesthatcontaincertainanti-icingadditivescangiveerroneousresultsbythistestmethod.1.3Althoughthistestmethodhasbeenusedtoverifycleanlinessandlackofheavycontaminantsinpropaneformanyyears,itmightnotbesensitiveenoughtoprotectsomeequipmentfromoperationalproblemsorincreasedmaintenance.Amoresensitivetest,abletodetectlowerlevelsofdissolvedcontaminants,couldberequiredforsomeapplications.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E46
【国际标准分类号】:75_160_30
【页数】:5P.;A4
【正文语种】: