SN 322-12-2007 Delivery and inspection instruction

August2007DeliveryandinspectioninstructionsforcylinderbarrelsSN322Part12Dimensionsinmm1FieldofapplicationThisdeliveryinstructionappliestohollowforgedcylinderbarrelsmadeofspecialforgingsteel,seeMaterialdatasheet,page4.2Deliveryinstruction2.1GeneraltolerancesGeneraltolerancesasinSN200,Part52.2TestbossesThesamplematerialrequiredfordeterminingthemechanicalcharacteristicsisforgedtotheneckasovermeasureforeverymeltingchargeandheattreatmentunitandcutoff.3Inspectioninstruction3.1MaterialtestIfSMSDemagindicateamaterialspecificationinthedrawingoranyothermanufacturingdocument,theinspections/testsbelowshallbecarriedoutbythesupplier.3.2ChemicalcompositionSuppliershalldetermineandcertifytheactualmaterialcompositionforeveryheat.3.3MechanicalpropertiesThemechanicalpropertiesofeachcylinderbarrelaredeterminedin-tensiletestingasinDINEN10002-1,-notchedbarimpacttestingasinDINEN10045-1afterheattreatment.3.4TestingofinternalandexternalconditionFig.1Split-upintozonesContinuedonpages2to4Bearbeitet:NormungThereproduction,distributionandutilizationofthisdocumentaswellasthedisclosureofitscontenttootherswithoutpriorexplicitwrittenconsentofSMSDemagAGisprohibited.Holderhastoprotectthisdocumentagainstunauthorizedwithdrawalofthirdparties.Offenderswillbeheldliableforthepaymentofdamages.Allrightsreservedincaseofpatent/utilitymodel/trademarkprotection.03.07.03.12Zone1Zone2siehe3.4.1see3.4.1NoguaranteecanbegiveninrespectofthistranslationInallcasesthelatestGerman-languageversionofthisstandardshallbetakenasauthoritativeThiscopywillnotbeupdatedincaseofchanges!Page2SN322Part12:2007-083.4.1Split-upintozones(Fig.1)Zone1=thecylinder-barrelworkingzonecorrespondstothemin.-max.diameterindicationinthedrawingplus5%relatedtothebiggestcylinderbarreldiameter.Ifnomin.-max.indicationismadeinthedrawing,thecylinderbarrelworkingzoneisatleast15%ofthebiggestcylinderbarreldiameter.Zone2=volumeofthecylinderbarrelthatpassesbeyondzone1.3.4.2UltrasonicinspectionUltrasonicinspectionasinDINEN10228-3,extentofinspectiontype1aortype3b,100%scanning.Sensitivityadjustmentismadeonacalibratingblockmadeofthesamekindofmaterialandwithplane-parallelbackwall.Theexaminationshallcovertheentirevolumeofthecylinderbarrel.Table1MaximumallowableindicationfeaturesCylinderbarreldiameter10001000-16001600Zone121212SinglepointdiscontinuityFBB(flat-bottomedhole)≤1≤4≤2≤8≤2≤12IndicationswithextentorgroupedindicationsFBB≤1≤4≤2≤8≤2≤8Numberofindicationsperm²max.5max.5max.5max.5max.5max.10Backwallechoattenuation(in%)max.20max.20max.20max.50max.30max.90Linearindicationsandcrack-likereflectorsarenotallowed.3.4.3SurfaceinspectionSurfaceinspectionismadeintheformofavisualinspectionaccordingtoDINEN12454ontheentiresurface.Ifvisualinspectionindicatesthepresenceofsurfacedefects,anadditionalsurfaceinspectioniscarriedoutusingeitherthedyepenetrantmethodasinDINEN10228-2orthemagneticparticlemethodasinDINEN10228-1.RequirementsmadeonthesurfacequalityasinTable1ofDINEN10228-1arecancelled.Themaximumallowableindicationfeaturesaredefinedinthetablebelow.Table2ZoneRecordinglevelandmax.allowableindicationfeaturesAccordingtoDINEN10228-1or-2Zone1Qualityclass4Zone2Qualityclass3Linearindicationsandcracksarenotpermitted.4Hardnesstesting4.1MethodofexaminationUnlessotherwisespecifiedintheorderingdocumentsorinthedrawing,hardnessistestedusinganon-destructivetestingmethod(forexamplewithShorehardnesstester,Equotiphardnesstester)oneverycylinderbarrel.4.2ScopeofexaminationThree(3)scanningpathsontheoutsidediameterofthecylinderbarrelwithmeasuringpointsat120°,240°and360°onthecircumference.4.3HardnessconversionThehardnessisconvertedintohardnessHV,hardnessShoreHSorhardnessVickersHV.Page3SN322Part12:2007-085RepairofdefectsRepairofdefectsbywelding,fillingetc.isnotpermitted.6DeviationsfromthespecifiedqualityDeviationsfromthespecifiedquality(unacceptableindicationsetc.)shallbereportedtoSMSDemagbythesupplier.SMDemagwilldecideonthesuitabilityforfurtheruse.7InspectiondocumentsTheaboveinspections/testsshallbedocumentedinaninspectioncertificateasinDINEN10204-3.1.RevisionofAugust2007PreviouseditionIncorporationofMaterialdatasheet.2006-09ÄnderungB:ReaufgrundvorliegenderIst-Werteaufmin.600MpaangehobenÄnderungC:Werkstoffbezeichnunggeändertmin.10min.4,9min.748-56Ballenhärte/Barrelhardness85CrMo6-51,60LieferzustandAs-deliveredconditionmin.98045CrMoV13-6+QTmin.600min.980MechanischeEigenschaftenMechanicalproperties0,025+QT0,0250,60VCu0,900,301,000,501,600,0251,000,501,600,0250,301,60Mo0,90CrVWerkstoff-DatenblattMaterialdatasheetWerkstoff:Material:C08/2007Status:-oderorWerkstoffbezeichnung:Materialdesignation:85CrMo6-5+QTWerkstoff-Nr.:MaterialNo.:(inGewicht-%)(weightpercent.)Nimin.600ChemischeZusammensetzungChemicalcompositionElementElementCuPSCSiBruchdehnungA[%]ElongationZugfestigkeitRm[MPa]TensilestrengthStreckgrenzeRe[MPa]YieldstrengthNenndicket[mm]NominalthicknessElementElementminmax0,70MnBrucheinschnürungZ[%]ReductionofareaKerbschlagzähigkeit[J/cm2]Notchedbarimp.strengthHärte[EQUOTIPLE]HardnessHärte[HB]HardnessHärte[ShoreC]Hardness48-56Ballenhärte/Barrelha