July2005HardnessconversiontableIntroductionSN120Part1PurposeandapplicationThisSN120servesthepurposeofstandardisingthehardnessconversiontablesusedatSMSDemag.TheconversionofthestandardisedhardnesssystemsofVickershardnessBrinellhardnessRockwellhardnessandtheconversionintotensilestrengthisbasedonthedatagiveninDINENISO18265.Intermediatevaluesareobtainedbyinterpolation.TheassignmentoftheL-valuesofthedifferentEquotip*methodstothehardnessvaluesismadeonthebasisofdataprovidedbythemakersandofempiricalvaluesavailableatSMSDemag.OverviewSN120-2Conversionforunalloyedandlow-alloysteelsandcaststeelSN120-3Conversionforheat-treatablesteelsinquenchedandtemperedconditionSN120-4Conversionforheat-treatablesteelsinhardenedconditionSN120-5ConversionforcastironwithlamellargraphiteorspheroidalgraphiteSN120-6ConversionforrollsincastandforgedconditionReferencedstandardsDINENISO18265Metallicmaterials;Conversionofhardnessvalues*NamegivenbymanufacturerPROCEQBearbeitet:NormungThereproduction,distributionandutilizationofthisdocumentaswellasthedisclosureofitscontenttootherswithoutpriorexplicitwrittenconsentofSMSDemagAGisprohibited.Holderhastoprotectthisdocumentagainstunauthorizedwithdrawalofthirdparties.Offenderswillbeheldliableforthepaymentofdamages.Allrightsreservedincaseofpatent/utilitymodel/trademarkprotection.2.15.21.01NoguaranteecanbegiveninrespectofthistranslationInallcasesthelatestGerman-languageversionofthisstandardshallbetakenasauthoritativeThiscopywillnotbeupdatedincaseofchanges!