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Product Name: En8 SAE4140 Mandrel Steel Core Rod Forging Model NO.: EN8 sae4140 mandrel steel core rod forging Certification: ISO Type: Steel Rolling Equipment Automatic Grade: Automatic Power Source: Electric Condition: New Customized: Customized Size: Precision Size Tech: Forging with CNC Maching Name: SAE4140 Mandrel Steel Core Rod Delivery: Within 20days Trademark: forging sae4140 mandrel core rod Transport Package: Wooden Package Specification: EN8 steel core rod Origin: Jiangsu China HS Code: 732601900 Product Description Name: EN8 Sae4140 35crmov steel forging mandrel core rod shaftWe supply a wide range of forged shafts and roundbars for offshore, oil and gas, sugar mills, cement mills, steel mills, mining equipment and other heavy machinery. AISI 410, 420, 430 ex-stock in large OD.1.4418 and 1.4313 / F6NM upto 1200mm ODAISI 904L / 1.4539 / X1NiCrMoCu25-20-5up to 400mm ODForged stepped shaft with diameters of over 1500mm and 40tons of weightForged spindels, pump shafts, generator shaftsShafts for steam- and gas turbines In stainless and carbon steels, alloy steels,duplex and super duplex.The strict use of highquality raw material isguaranteed and proved by rawmaterial certificate with each delivery.Detailed Description:Theheavyforging:forgedring,shaft,roller,flange,orgeariswidelyusedforvariousindustriesForexample:metallurgy,mining,powerstationandsoon.Themanufacturingequipmentis185MNor100MNhydraulicpress,theforgingratio>4.5,thetechnicalconditionisinaccordancewiththestandardofASTM,EN,DIN,ASMEorGBetc.Theproductcanbeprovidedasperyourdrawingorspecifiedrequirements.SmeltingProcess:EF+LF+VD+VCTheprocessasfollow:Ingot→heat→forging→Heattreatment(Normalizing+tempering)→Inspection→roughmachining→UT→2thHeattreatment→finishingmachining→InspectionApplications:Theheavyforging:forgedring,shaft,roller,flange,orgeariswidelyusedforvariousindustriesForexample:metallurgy,mining,powerstationandsoon.Specifications:DescriptionTheheavyforging:forgedring,shaft,roller,flange,orgearmaterialAlloysteelorstainlesssteelMaterialstandardASTMorGB/T3077-1999SpecificationAsperspecifiedrequirementsWeightMax.250tonSmeltingProcess:EF+LF+VD+VCProcessIngot→heat→forging→Heattreatment(Normalizing+tempering)→Inspection→roughmachining→UT→2ndHeattreatment→finishingmachining→InspectionUTstandardEN10228,ASTMA388orJB/T5000.15-1998CompetitiveAdvantage:Theheavyforgingismanufacturedbylargescalestatedenterprise.Advancedtechnicalprocessfromsmeltingsteeltoforgingandheattreatguaranteestheproductquality.Closedrelationshipwithseveralfamousstatedenterprisesguarantee"in-timedelivery"andcompetitiveprice.Excellentproductqualityandservice,competitiveprice,"in-time"deliveryCertificate:about our factory:ItemProcessFacilityInspectionitemsStandard01SteelmaterialinspectionChemicalcomposition(EF+LF+VD)MaterialstandardsurfaceIngotinspectionspecificationIngottypeandweightMaterialstandard02MaterialstoreDivisionputwarehousemanagement1HeatHeatfurnaceTemperature/TimeHeatingprocessspecificationForgingproductionprocedure2↓ForgingPressReductionratio,forgingtemperature,deformation,SurfaceanddimensionsForgingprocesscardForgingprocedure3↓Heattreatmentheattreatmentfurnaceheattreatmentcharts1stheat-treatmentcardForgingprocedure4↓RoughinspectionDimensions,apperance,MarkInspectionspecificationForgingprocedure5↓RoughUTUTequipmentSingledefect,concentratedDefectsbottomwaveattenuationUTstandardorcustomer'stechnicalrequirements6↓SawcuttingSawmachineDimensionIQCandforging7↓roughturningturning-latheDimension,appearanceRoughmachiningdrawing8↓UTUTequipmentSingledefect,concentrateddefects bottomwaveattenuationUTstandardorcustomer'stechnicalrequirements9↓Q+TheattreatmentheattreatmentfurnaceheattreatmentchartsHeatingprocessspecification10↓Samplingormachiningmachiningtoolroughmachiningdrawingsamplingdrawingsamplemachiningdrawing11↓mechanicalpropertytesttensiletestingmachine/impacttestingmachineambienttemperature,humidity,Testtemp.Sampledimension,testmethodStandardtechnicalspecification12↓finishmachiningmachiningtoolDimension,appearancefinishmachiningdrawing13↓UTUTequipmentSingledefect,concentratedDefectsbottomwaveattenuationUTstandardorcustomer'stechnicalrequirements14↓MTMTequipmentMagneticparticleindicationTeststandardorTechnicalrequirements15↓MarkSteelsealmarkingcontentProductstandardTechnicalrequirementsForgingprocess16↓FinalinspectionAppearance,dimension,markacceptanceinspectionProductinspectionspecificationProductstandardP.O.17Protection/packageBlastingBlastingequipmentappearancecoatingthicknessProductstandardTechnicalrequirements