I.Applicationrange:JLseriesfallingtypeimpacttestingmachineappliestoferritesteelofvariouskinds,especiallydrop-weightedteartest(DWTT)forpipelinesteelofvariouskinds.Whatsmore,othertypesofimpacttestscanbecarriedthroughonhammerheadandanvilbedofvariouskindsaccordingtoclientsrequirements.II.Serviceperformance:1.JLseriesfallingtypeimpacttestingmachinecanadjustimpactenergybywayofregulatinghoistingheightorfluctuatingnumberofbalance-weighted.2.Equippedwithbuffer,thismachineiscapableofabsorbingdumpenergyaftersampleefficientlytoprotecthammerheadandanvilbedfromdamaging.Inaddition,thismachineisequippedwithguardnet,safetypinformaintenanceuse,hooklockingtestingaswellasothersafeguardprotectionmechani***s.3.Equippedwithautomatic-samplemechani***,sample-backwardpreventingmechani***andcenteringmechani***,thismachineassuresrapidity,accuracyandreliabilityoftest.III.Technicalindex:Specification&ModelJL-20000JL-30000Max.Impactenergy20000J30000JMax.Hoistingheight3000mm2800mmMax.Impactspeed7.6m/s7.4m/sCurvatureradiusofhammerheadR25R25CurvatureradiusofR25R25Rigidityofhammerheadandanvilbed≥HRC58≥HRC58Bearingspacelength254mm254mmSamplecenteringdeviation≤&plu***n;1mm≤&plu***n;1mmIndicationdeviationofhoistingheight≤&plu***n;1mm≤&plu***n;1mmOveralldimensionofprincipalmachine1200*1400*55001200*1400*5500Contact:AndyMSNmessenger:jn-xuxiaowei@E-mail:testmachinery@Mob:86-159-63130664,Fax:86-531-68816878)