2- Main Product: Shaft, Step Shaft, Gear & Gear Shaft, Flange, Pipe Fitting, Bearing, and others. 3- Manufacturing Process Forging a- Open die forging (product range: Max length 16000mm; Max weight 35 Mt) b- Ring forging (product range: Max OD 4000mm; Max height 500mm; Max weight 4Mt) Heat Treatment Normalizing, Tempering, Annealing, Q + T (Quenching and Tempering) Machining Premachining, Finish machining Surface Finishing Sand blasting, Coating, Painting 4- Raw Material: Alloy steel, Carbon steel, Stainless steel, Steel ingot, Round steel bar Note: The material listed below is only part of usually used material, the other material and special requirement from Customer is accepted. Wind Turbine Shaft 42CrMo4V, 34CrNiMo6 Wind Tower Flange S355NL, C22, 16Mn, 20Mn, 42CrMo, F304 Shaft Forgings 25CrMo4, 42CrMo4, 40CrNiMo, 34CrNi3Mo, 25Cr2Ni4MoV, 18CrNiMo5, 30CrMo, 4130, 4140. Gear Forgings 35CrMo, 34CrMo4, 4137, 42CrMo, 4140, SCM440, 20CrMnMo, 40CrNiMo, 20CrNi2Mo, 20Cr2Ni4A, 34CrNi3Mo. Marine Forgings 20Mn, 50Mn, C45, 42CrMo, 20MnMo, CK45, 34CrNi1Mo Pressure Vessel Forgings SA105, SA350 LF2, 16Mn, 20MnMo, 15MnMo, 12Cr2Mo1, 14Cr1Mo, F304, F316, 17-4PH Forged Pipe Fittings SA106 CL B, SA106 CL C, WB36, 12Cr1MoV, SA335 P11, P12, P22, P91, SA182 Gr.F1, Gr.F5, Gr.F11 CL2, Gr.F12 CL2, Gr.F22 CL3, SA350 Gr.LF1, Gr.LF2, Gr.LF3
Specificationsof the stern shaft or propeller shaft: Material: 35# forged steel,SUS316,SUS304 Processing methods: Forged and lathe machining Dimensions: Designed according to the vessel.
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