Forged Ship Main Shaft – Marine Propulsion System Component

  1. Marine Propeller Shaft
  2. Forged Marine Shaft
  3. Ship Propulsion Shaft
Our ship main shaft is produced using high-quality alloy steel through a precision forging process that includes heating, pressing, heat treatment, and machining. This advanced manufacturing method ensures superior strength, durability, and dimensional accuracy, making it ideal for use in marine propulsion systems. The forging process enhances the material properties, providing excellent resistance to fatigue and corrosion in harsh marine environments.
General Process Heating->Preforming->Finish Forging->Cooling->Finishing
Material Standard GB, ANSI, BS, DIN, JIS, ASTM, ASME, AISI, etc
Duplex stainless steel
1.4462,F51,S31803,F60,S32205,F53,S32750
Alloy steel
F1,F5,F9,F11,4130,4140,8620,42CrMo4,34CrNiMo6,
Carbon steel
ASTM A105,ASTM A350,ASTM A694,F42,F50,F60,F65,F70,S355J2G3,18CrNiMo7-6, etc
Hastelloy Inconel 625 Monel K500
Max.Weight 30 Tons
General Tolerance Customized
Design Software UG, Pro-E, Inventor
Dwg Format STP, STEP, IGS,STP,X_T ,DXF,DWG , Pro/E, PDF, SLDPRT
Mould Manufacturing Yes
Quality Control RT,UT,MT,PT,CMM,SCAN,Chemical and Mechanical Property Testing,Spectrometer,etc
Ultimate machining tolerance 0.005mm
Logo/ID Silk-screening, Laser Marking, Engrave,Painting
Finish Roughness Ra3.2-Ra12.50 according to customer requirement
Heat Treatment Normalization , Annealing, Quenching and Tempering, Case Hardening, Nitriding, Carbon Nitriding, Induction Quenching,etc
Surface Treatment Shot/sand blast, Polishing, Surface Passivation, Painting , Anodizing,Powder coating, ED- Coating, Chrome Plating, zinc-plate, Dacromat coating, Finish Painting,hot-dip galvanizing, etc

forging process

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