【英文标准名称】:Testingmethodsfortensilestrengthofadhesivebonds
【原文标准名称】:粘合剂粘合点抗拉伸强度的试验方法
【标准号】:JISK6849-1994
【标准状态】:现行
【国别】:日本
【发布日期】:1994-02-01
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonChemicalProducts
【标准类型】:()
【标准水平】:()
【中文主题词】:抗拉强度;附着力试验;抗拉试验;胶粘剂;粘结强度
【英文主题词】:adhesives;adhesivestrength;adhesiontests;tensilestrength;tensiletesting
【摘要】:この規格は,接着剤の引張り接着強さの試験方法について規定する。
【中国标准分类号】:G38
【国际标准分类号】:83_180
【页数】:8P;A4
【正文语种】:日语


【英文标准名称】:StandardTestMethodforEvaluatingLubricityofDieselFuelsbytheHigh-FrequencyReciprocatingRig(HFRR)
【原文标准名称】:利用高频往复设备(HFRR)评价柴油燃料润滑性的标准试验方法
【标准号】:ASTMD6079-2004e1
【标准状态】:现行
【国别】:
【发布日期】:2004
【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.E0.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:磨损;润滑工程;润滑;柴油;摩擦;试验;机动车工程
【英文主题词】:boundarylubrication;dieselfuel;friction;lubricity;wear
【摘要】:Dieselfuelinjectionequipmenthassomerelianceonlubricatingpropertiesofthedieselfuel.Shortenedlifeofenginecomponents,suchasdieselfuelinjectionpumpsandinjectors,hassometimesbeenascribedtolackoflubricityinadieselfuel.ThetrendofHFRRtestresultstodieselinjectionsystempumpcomponentdistressduetowearhasbeendemonstratedinpumprigtestsforsomefuel/hardwarecombinationswhereboundarylubricationisbelievedtobeafactorintheoperationofthecomponent.5ThewearscargeneratedintheHFRRtestissensitivetocontaminationofthefluidsandtestmaterialsandthetemperatureofthetest.Lubricityevaluationsarealsosensitivetotracecontaminantsacquiredduringtestfuelsamplingandstorage.TheHFRRandScuffingLoadBallonCylinderLubricityEvaluator(SLBOCLE,TestMethodD6078)aretwomethodsforevaluatingdieselfuellubricity.Noabsolutecorrelationhasbeendevelopedbetweenthetwotestmethods.TheHFRRmaybeusedtoevaluatetherelativeeffectivenessofdieselfuelsforpreventingwearundertheprescribedtestconditions.CorrelationofHFRRtestresultswithfieldperformanceofdieselfuelinjectionsystemshasnotyetbeendetermined.Thistestmethodisdesignedtoevaluateboundarylubricationproperties.Whileviscosityeffectsonlubricityinthistestmethodarenottotallyeliminated,theyareminimized.1.1Thistestmethodcoverstheevaluationofthelubricityofdieselfuelsusingahigh-frequencyreciprocatingrig(HFRR).1.2Thistestmethodisapplicabletomiddledistillatefuels,suchasGradesLowSulfurNo.1D,LowSulfurNo.2D,No.1D,andNo.2Ddieselfuels,inaccordancewithSpecificationD975;andothersimilarpetroleum-basedfuelswhichcanbeusedindieselenginesNote1Itisnotknownthatthistestmethodwillpredicttheperformanceofalladditive/fuelcombinations.Additionalworkisunderwaytofurtherestablishthiscorrelationandfuturerevisionsofthistestmethodmaybenecessaryoncethisworkiscomplete.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicableregulatorylimitationspriortouse.SpecificwarningstatementsaregiveninSection.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:5P.;A4
【正文语种】: