Marine drive shaft precision castings

Marine drive shaft precision castings description:

1. Raw Material: Carbon steel, C-Mn steel, alloy steel, stainless steel etc.
Reference material:
Wind Turbine Shaft：42CrMo4, 34CrNiMo6
Marine Shaft：C-Mn steel
Hydro Turbine Shaft ：20SiMn
Roller Shaft：70Cr3Mo; 9Cr2Mo; MC1; MC2; MC3
Gear Shaft：17CrNiMo6; 18CrNiMo7-6; 20CrNi2Mo; 42CrMo; 47CrNiMo6, 20CrMnMo
Gear：17CrNiMo6; 18CrNiMo7-6; 20CrNi2Mo; 42CrMo; 47CrNiMo6, 20CrMnMo, 30 CrNiMo6

2. Marine drive shaft precision castings Specification:
    1) The maximum length: 16m;
    2) The maximum outside diameter: 1.1m;
    3) The maximum weight: 38t.
3. Standard: ASTM, ASME, DIN, AISI, JIS and EN;
4. Certification:
ISO 9001:2008, PED Certificate, Bureau Veritas (BV), Lloyd Register (LR), ABS, RINA, Korean Register of Shipping (KR), Det Norske Veritas (DNV), Nippon Kaiji Kyokai (NK);

Testing facility:spectrometer, tensile test machine, hardness test machine,CMM,UT test(ultrasonic testing,magnetic powder inspection,Penetrant Testing）

Process:Lost wax casting(Silica sol process or Water-glass process)
Heat treatment:Annealing/normalizing/quenching/tempering per requirement

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