【英文标准名称】:StandardTestMethodforDeterminationofMoistureinNewandIn-ServiceLubricatingOilsandAdditivesbyRelativeHumiditySensor
【原文标准名称】:相对湿度传感器法测定新润滑油和使用中润滑油及添加剂中水分的标准试验方法
【标准号】:ASTMD7546-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:D02.96.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:additives;lubricatingoils;moisturedetermination;relativehumiditysensor
【摘要】:Knowledgeofthewatercontentoflubricatingoils,additives,andsimilarproductsisimportantinthemanufacture,purchase,sale,transfer,oruseofsuchpetroleumproductstohelpinpredictingtheirqualityandperformancecharacteristics.Forlubricatingoils,thepresenceofwatercanleadtoprematurecorrosionandwear,anincreaseinthedebrisloadresultingindiminishedlubricationandprematurepluggingoffilters,impedancetotheeffectofadditives,andundesirablesupportofdeleteriousbacterialgrowth.1.1Thistestmethodcoversthequantitativedeterminationofwaterinnewandin-servicelubricatingoilsandadditivesintherangeof10to100000mg/kg(0.001to10%wt./wt.)usingarelativehumidity(RH)sensor.Methanol,acetonitrile,andothercompoundsareknowntointerferewiththistestmethod.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Warning8212;Samplestestedinthistestmethodcanbeflammable,explosive,andtoxic.Usecautionwhenhandlingthembeforeandaftertesting.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:3P.;A4
【正文语种】: