SN 625-1-2007 Delivery and inspection instructions

January2007DeliveryandinspectioninstructionsforforgedknifedrumsSN625Part1Dimensionsinmm1FieldofapplicationThepresentinstructionsfordeliveryandinspectionapplytoknifedrumsmadeofforgedmaterials.2DeliveryinstructionThesupplieroftheforgingshallcomplywithSN200Part2,SEW550,DINEN10228andwithallrequirementsmadeinthisdeliveryinstruction.2.1MaterialThematerialsuppliedshallbeinconformitywiththematerialspecificationsandpropertiesgiveninthedrawing.2.2ForgingratioTheforgingratio(degreeofdeformation)of3shallbeobservedintheareaofthebiggestdiameter.Thejournalcontourshallbeforgedon.2.3HeattreatmentHeattreatmentshallbemadeafterpremachiningandatamachiningallowanceofapprox.10mm.2.4SamplematerialThefulfilmentofthemechanicalpropertiesshallbeprovenwithforgedonexcessmaterialthathasundergoneallheattreatmentswhichaffectthequality.Thestampappliedbytheorderer'sacceptanceinspectororonhisbehalfafterreleaseshallbeobserved.2.5MachiningallowanceThesuppliershallcomplywiththemachiningallowanceof7mmrequiredintheas-deliveredcondition.3InspectioninstructionsTheinspectioninstructionspecifiestheinspections/teststobecarriedoutbytheforgingsupplieroneachknifedrumbeforedelivery.3.1ChemicalcompositionFullanalysesofthemeltingheatsshallbemade.3.2MaterialtestForeachknifedrumonetensiletestspecimen(Rp0,2orReH,Rm,A5,Z)andasetofCharpyimpacttestspecimensISO-Vshallbetakenfromthemiddleoftheforged-onsamplematerialandtested.HardnesstestingHBWshallbemadeonthebearingjournalontheleft,onthedrumbarrelandonthebearingjournalontheright.Continuedonpages2and3Bearbeitet:NormungThereproduction,distributionandutilizationofthisdocumentaswellasthedisclosureofitscontenttootherswithoutpriorexplicitwrittenconsentofSMSDemagAGisprohibited.Holderhastoprotectthisdocumentagainstunauthorizedwithdrawalofthirdparties.Offenderswillbeheldliableforthepaymentofdamages.Allrightsreservedincaseofpatent/utilitymodel/trademarkprotection.03.09.01NoguaranteecanbegiveninrespectofthistranslationInallcasesthelatestGerman-languageversionofthisstandardshallbetakenasauthoritativeThiscopywillnotbeupdatedincaseofchanges!Page2SN625Part1:2007-013.3Ultrasonicexamination3.3.1MethodofdetectionTheexaminationshallbecarriedoutafterpremachiningintheas-deliveredconditionwithdueregardtoDINEN10228-3.Theexaminationshalltakeplacepriortothedrillingoftheoilpressuretaps.3.3.2ScopeofexaminationTheexaminationshallbea100%examinationaccordingtothetypes1aand1bofDINEN10228-3.3.3.3EvaluationandqualityclassesEvaluationofindicationsshallbeonthebasisofDINEN10228-3,Tables5and6,andadditionallyusingSMSDemag-specificcriteria.Max.admissiblefrequencyofindicationsAreaofexamination(seeFig.1)Qualityclassaccord.toDINEN10228-3withoutextentwithextentSurfacezone442Area1,bearingjournalCorezone442Surfacezone442Area2,middlesectionCorezone442Surfacezoneatleast1/3ofthickness,butmax.100mm.Thereferenceareaforfrequencyofindicationis148x105mm(sizeA6).Fig.1:Arrangementofexaminationareas3.4Surfaceinspection3.4.1MethodofdetectionSurfaceinspectionshallbemadeintheas-deliveredconditionusingthemagneticparticlemethodasinDINEN10228-1orthedyepenetrantmethodasinDINEN10228-2.TheexaminationwillberepeatedbySMSDemagafterfinish-machining.3.4.2EvaluationIndicationsareevaluatedonthebasisofSMSDemag-specificcriteria,indeviationfromDINEN10228.Linearindicationsandindicationsinlineararrangementarenotpermitted.Non-linearindicationsarepermittedmax.toqualityclass3.Exam.area1Exam.area2Exam.area1Page3SN625Part1:2007-014DeviationsfromthespecifiedqualityDeviationsfromthespecifiedquality(e.g.unacceptableindications)shallbereportedtoSMSDemagbythesupplier.SMSDemagwilldecidewhetherthedeviationscanbetolerated.5WeldsWeldsarenotpermitted.6AcceptanceTheexaminations/inspections/testsasunder3.2,3.3and3.4shalltakeplaceinthepresenceofSMSDemagorofcustomer'sacceptanceinspector.7QualitydocumentationTheresultsoftheexaminationsshallbecertifiedinaninspectionreport3.2asinDINEN10204.8Drawingindication(SMSDemaginternal)Qualityinstructionforforgedknifedrum(CADdrawingstickerF1020)