HMV-2/2TMicroHardnessTester 显微硬度计上海思汉仪器仪表有限公司http://www.seekhigh.com/Themicrohardnesstesterisapieceofequipmentthatisindispensabletometallographicresearch,productqualitycontrol,andthecreationofproductcertificationmaterials.Forthistypeofwork,itisimportanttobeabletomeasurethehardnessofsmallpartsandmetallicstructuresusedinprecisionequipment,processedsurfacelayers,metalplatinglayers,etc.Thistypeofmeasurementmustbeperformedonalimitedsmallareawithsmalldamagetotheareabeingmeasured,andmustyieldextremelyreliableresults.TheHMVSerieshardnesstestershavebeendesignedtomeetthesedemandingconditions,providingoutstandingperformancewitheaseofuseanduserfriendlydesign.Specifications HMV-2HMV-2TMax.Load19.61N19.61NLoadAutomaticSwitchingbetween9loadtypes(98.07,245.2,490.3,980.7mN,1.96,2.942,4.903,9.807N,and19.614N)-HV0.01,0.025,0.05,0.1,0.2,0.3,0.5,1,and2LoadingUnitAutomaticLoadingSystemwithAutomaticLoadChangingLoadDurationTime5to999secs.IndenterDiamondPyramidIndenter,AnglebetweenFaces:136 VickersindenterObjectiveLensx40Eyepiecex10ElectricTurretoptionalOEffectiveMeasurementRange250mm(at40X)Resolution0.01mmX-YStageSurfaceArea:120x120mmStroke: 12.5mmTestSampleHeight:Max.HeightaboveSampleStage:Approx.100mm,Max.Depth:Approx.140mmZ-axis:60mmStrokeStatisticalCalculation256PiecesofDataAverage,StandardDeviation,CoefficientofVariation,MaximumValue,MinimumValue,ConvertedValueGraphDisplay(ScatterGraph,Histogram)TestConditions10SetsofTestConditionsCanBeSaved(1)SampleName:12alphanumericcharacters(2)SampleNumber:12numericcharacters(3)TestMode:Serial/Singletesting(4)TestLoads:HMV-2:9types(5)LoadDurationTime:5to999sec.(userselectablein1sec.units)(6)No.ofTests:Userselectable(256max.)(7)Limit:Upperandlowerlimitsettingsforacceptable/notacceptabledecision(max.4-digitintegers)(8)Correction(onlywithVickersmeasurement)Correctiontocompensatefortestsampleshape.(9)Remark:12alphanumericcharactersResultsDisplayDataNo.,LengthofDiagonal,Hardness,ConvertedValues(*1),Averages,StandardDeviation,CoefficientofVariation,MaximumValue,MinimumValue,Acceptable/NotAcceptableDecision,DataEditingExternalOutputBidirectionalRS-232C,CentronicsCompatiblePrinterExternalDimensions(Approx.)370mmwide,490mmdeep,520mmhigh(*2)Weight(Approx.)42kgPowerRequirementsSinglePhaseAC100~240V? 10%,300VA50/60HzEnvironmentalConditionsTemperature:5to40 CHumidity:0to80%(Condensationmustnotbeallowtoformonthetester.)(*1)FromHVintoHRA,HRC,HRD,HR15N,HR30N.HR45N,HB,HS,MPaaccordingtoASTM-E-140(*2)DimensionswhenanexternalLCDtouchpanelisinstalled(approx.):570mmwide,490mmdeep,520mmhigh