ASTM D217-2010 润滑脂锥体针入度的标准试验方法

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【英文标准名称】:StandardTestMethodsforConePenetrationofLubricatingGrease
【原文标准名称】:润滑脂锥体针入度的标准试验方法
【标准号】:ASTMD217-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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.G0.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:consistency;grease;lubricatinggrease;penetration;penetrometer;workedpenetration;Conepenetration;Consistency--petroleumproducts;Coulometry;Lubricatinggrease;NationalLubricatingGreaseInstitute(NLGI);Penetration--petroleumproductsapplica
【摘要】:TheseconepenetrationtestsnotonlyevaluatetheconsistencyoflubricatinggreasesoverthefullrangeofNLGInumbersfrom000to6,butalsoevaluatetheconsistencyofstiffgreaseshavingpenetrationnumberslessthan85.Incontrast,TestMethodD937isaimedatpetrolatumsandTestMethodD1403useslesspreciseone-quarterandone-halfscaleequipmentintendedforusewhenthesamplequantityislimited.Conepenetrationtestresultsprovideonemeasureoftheconsistencyofagrease.WorkedpenetrationresultsarerequiredtodeterminetowhichNLGIconsistencygradeagreasebelongs.Undisturbedpenetrationresultsprovideameansofevaluatingtheeffectofstorageconditionsongreaseconsistency.Althoughnocorrelationhasbeendevelopedbetweenconepenetrationresultsandfieldservice,theconepenetrationsobtainedbythefourproceduresarewidelyusedforspecificationpurposes,suchasinusers''materialspecificationsandsuppliers''manufacturingspecifications.1.1Thesetestmethodscoverfourproceduresformeasuringtheconsistencyoflubricatinggreasesbythepenetrationofaconeofspecifieddimensions,mass,andfinish.Thepenetrationismeasuredintenthsofamillimetre.Note18212;TheNationalLubricatingGreaseInstitute(NLGI)classifiedgreasesaccordingtotheirconsistencyasmeasuredbytheworkedpenetration.Theclassificationsystemisasfollows:
【中国标准分类号】:N51
【国际标准分类号】:75_100
【页数】:14P.;A4
【正文语种】:英语