Precision Engineered 4140 Steel Turbine Shaft for Boats

• Customization: Available
• Processing Object: Metal
• Molding Style: Forging
• Model NO.: steel marine forging shaft
• Molding Technics: Pressure Casting
• Application: Machinery Parts
• Material: Steel
• Heat Treatment: Normalizing
• Surface Treatment: Polishing
• Forging Tolerance: +/-0.1mm
• Standard: ASTM
• Certification: CE, ISO 9001:2000, ISO 9001:2008
• Name: Forging 4140 Steel Shaft
• Size: 5′′ to 100′′
• Certificates: ISO, SGS
• Delivery: About 20days
• Transport Package: Box or Wooden Package
• Specification: steel forging milling shaft
• Trademark: forging steel shaft
• Origin: China
• HS Code: 73269090
• Production Capacity: 3000ton/Month

Product Description

Name:Forging aisi4140 1.7225 steel marine shaft/forging steel milling shaft

1.Product Description

Name	Open die forging aisi4140 din1.7225 steel marine turbine rotor
Material	42CrMo, 42CrMo4, 34CrNiMo6
Main production process	forged+ heat treatment+ rough machining+finish machining
Standards	ASTM, ASME, DIN, JIS, ISO, BS, API, EN
Delivery Status	N + T (Normalizing + Tempering) , with finish machining
Production capacity	1.Open die forging: Max OD: 3800mm; Max weight: 35t; Max height: 2500mm. 2.Ring rolling: OD: 600mm~3800mm; Min ID: 500mm; Max weight: 4t; Max height: 500mm.

2.Raw Material:
Carbon steel, C-Mn steel, alloy structure steel, alloyed tool steel, cold roll steel, steel for pressure vessel, carburizing steel, die steel, 
stainless steel and so on.

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
Pressure Vessel Forgings	SA105, SA350 LF2, 16Mn, 20MnMo, 15MnMo, 12Cr2Mo1, 14Cr1Mo, 42CrMo, F304, F316, 17-4PH, 4330, 4336, 4340
Ring Rolling	16Mn, 50Mn, 42CrMo, 15MnV, 35CrMo, A105, 20#, 304, 304L, 316, 316L

* As we manufacture customized products, other materials are also appreciated.
3. Specification:
1) The maximum length: 16m;
2) The maximum weight: 38t;
* The products could be manufactured according to your request.
4. Certification: 
ISO 9001:2008, PED Certificate, TUV Rheinland, Bureau Veritas (BV), Lloyd Register (LR), ABS, Korean Register of Shipping (KR), Det Norske Veritas (DNV), Nippon Kaiji Kyokai (NK);
5. Production Process:
Forging---heat treatment---machining (rough machining and finish machining)
6. Delivery Status:
N+T (Normalizing + Tempering), Q+T (Quenching + Tempering);
7. Specific price is determined by the material and your specific requirements!
Advantages:
1. Good mechanical properties;
2. High tensile strength;
3. Well-closed formation;
4. Comparative price;
5. Customized services, manufacturing according to your specific requirements.
How to pack