SAE AIR4762 Complication of Freezing Brake Experience and Suggested Designs and Operating Procedures Required to Prevent
作者:标准资料网 时间:2024-05-18 13:52:35 浏览:9355
来源:标准资料网
Product Code:SAE AIR4762
Title:Complication of Freezing Brake Experience and Suggested Designs and Operating Procedures Required to Prevent Its Occurrence
Issuing Committee:A-5a Wheels, Brakes And Skid Controls Committee
Scope: This AIR describes conditions under which freezing brakes can occur and offers suggested design features to minimize occurrence. It also suggests operating procedures which have shown to prevent or lessen the severity of brake freezing.
【英文标准名称】:StandardTestMethodforPourPointofPetroleumProducts(AutomaticAirPressureMethod)
【原文标准名称】:石油产品倾点的标准测试方法(自动气压法)
【标准号】:ASTMD6749-2002(2007)
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:D02.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;倾点;材料试验;石油产品
【英文主题词】:automaticairpressuremethod;petroleumproducts;pourpoint
【摘要】:Thepourpointofapetroleumproductisanindexofthelowesttemperatureofitsutilityforcertainapplications.Flowcharacteristics,likepourpoint,canbecriticalforthecorrectoperationoflubricatingsystems,fuelsystems,andpipelineoperations.Petroleumblendingoperationsrequireprecisemeasurementofthepourpoint.Testresultsfromthistestmethodcanbedeterminedateither1or3x00B0;Cintervals.ThistestmethodyieldsapourpointinaformatsimilartoTestMethodD97/IP15whenthe3x00B0;Cintervalresultsarereported.However,whenspecificationrequiresTestMethodD97/IP15,donotsubstitutethistestmethod.Note28212;SincesomeusersmaywishtoreporttheirresultsinaformatsimilartoTestMethodD97/IP15(in3x00B0;Cintervals),theprecisiondatawerederivedforthe3x00B0;Cintervals.ForstatementsonbiasrelativetoTestMethodD97/IP15,see13.3.1.ThistestmethodhasbetterrepeatabilityandreproducibilityrelativetoTestMethodD97/IP15asmeasuredinthe1998interlaboratorytestprogram(seeSection13).1.1Thistestmethodcoversthedeterminationofpourpointofpetroleumproductsbyanautomaticapparatusthatappliesaslightlypositiveairpressureontothespecimensurfacewhilethespecimenisbeingcooled.1.2Thistestmethodisdesignedtocovertherangeoftemperaturesfrom-57to+51176;C;however,therangeoftemperaturesincludedinthe(1998)interlaboratorytestprogramonlycoveredthetemperaturerangefrom-51to11176;C.1.3Testresultsfromthistestmethodcanbedeterminedateither1or3176;Ctestingintervals.1.4Thistestmethodisnotintendedforusewithcrudeoils.Note1Theapplicabilityofthistestmethodonresidualfuelsampleshasnotbeenverified.Forfurtherinformationontheapplicability,referto13.4.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【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】:Biologicalevaluationofmedicaldevices-Toxicokineticstudydesignfordegradationproductsandleachables
【原文标准名称】:医疗器械的生物学评定.降解产品和可沥滤物的毒理动力学研究设计方法
【标准号】:BSENISO10993-16-1997
【标准状态】:作废
【国别】:英国
【发布日期】:1997-11-15
【实施或试行日期】:1997-11-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:医疗设备;生物分析和试验;文献索引;毒理学;吸收;毒性;分解反应;设计;降解;代谢
【英文主题词】:Basis;Bioassay;Biological;Definitions;Design;Determination;Distribution;Evaluations;Experimentaldesign;Experimentalset-up;Extracts;Guidebooks;Half-life;Information;Investigations;Medicaldevices;Medicalequipment;Medicalproducts;Metabolism;Methods;Organisms;Precipitation;Products;Testperformance;Testing;Toxicity;Toxicokinetic;Toxicological;Toxicologicaltesting;Toxicology
【摘要】:ThispartofISO10993givesprinciplesonhowtoxicokineticstudiesrelevanttomedicaldevicesshouldbedesignedandperformed.AnnexAdescribestheconsiderationsforinclusionoftoxicokineticstudiesinthebiologicalevaluationofmedicaldevices.
【中国标准分类号】:C04
【国际标准分类号】:11_040_01;11_100_20;11_120_01
【页数】:20P;A4
【正文语种】:英语
