China Forging 4340 Steel Ring with Normalizing Tempering Induction Harden Machining

Forging 4340 steel ring with normalizing and tempering and induction harden and machining

Products:Free forging/Die forging productsMaterial:Vacuum Degassed Ingot of Carbon Steel & Alloy steel & Stainless Steel and etc.; 13, 4130, 4140, 4150, 4340, 1035, 1045, EN9, EN19, EN24, EN31, 51200, SUJ2, 100Cr6, K310, 34CrNiMo6, 36CrNiMo4, 42CrMo4, 86CrMoV7, C35E, C40E, C45E, etc.Forging Equipments:1.8tons, 6tons Electrical Hydraulic Hammer; 2.5ton, 1ton, 750KGS, 560KGS, 200KGS air hammersHeat treatment:Normalized/quench and temper/annealed/solution treatment/induction harden and etc.Machining Equipment:1. Horizontal Turning Machine2. Vertical Turning Machine3. Milling Machine4. Drilling Machie5. CNC etc.Quality System:ISO9001: 2008Cetificate:PED 97/23/EC, ABS, BV, GL, DNVProducts Type:Maximum Diameter(mm)Max. length(mm)Maximum weight(ton)Ring150040010Shaft400400010Block3500/8Hollows150030008Flange49004008Round bar2000800015Unusual shapes15004008Forging Ratio:≥ 3.5Annual Production Ability:30000 tonsUltrasonic Test:Sep 1921-84 - Test Group 3 Class D or ASTM A388 - FBH max 4mm, customizedQA & DOC:EN10228 3.1 Certificate, Chemical Composition Report, Mechanical Properties Report, UT Report (according to EN10228-3, SA388, Sep 1921 etc. ) Heat Treatment Report, Dimensions Check ReportRequired documents for offer to be provided by customer:
Drawings with formats of IGS (3D), DWG or DXF (Auto CAD 2D), PDF, JPG and
Standard of material (Preferable to provide Element Percentage of C, Si, Mn, P, S, etc and Physical/Machanical Properties of the material)
Technical requirements
Unit Weight of Rough
Duration of pattern-making and sample-making: Within 30 days (Vary subject to the complexity of products) Minimum order: No limitDelivery: Within 30 working days after signing of contract and confirmation of samples by client
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