Zhenjiang Sweet Marine Propeller Co., Ltd.

The details of marine propeller shaft as follows,

1.Material:H13,4130,4140,4150,4340,1035,1045,EN9,EN19,EN24,EN31,51200,SUJ2,100Cr6,K310,34CrNiMo6,36CrNiMo4,42CrMo4,86CrMoV7, C35E, C40E, C45E, etc.
2.Hardness: HB240-320
3.Ultrasonic Test: Sep 1921-84 - Test Group 3 Class D or ASTM A388 - FBH max 4mm
4.Forging reduction ratio: ≥4
5.Manufacturing process: steel ingot→forging→rough machining→QT→2th rough machining→finishing machining→packing→delivery
6.Quality required: Surface defect and decarburization shall be free. All dimensions are 100% OK.
7.Packing: wooden box or metal pallet for protection against rust and damage.

8.Quality Management Certification: ISO 9001:2008.

Marine Forged Propeller Shaft

1. materials: Carbon steel Carbon manganese steel Alloy steel
2. length: max 14m 
3. weight of single piece: 3 ton to 40 tons
8. certifications: ISO9001 CCS ABS BV LR etc.
5. ISO9001 : certified
6. 4000T advanced hydraulic pressure machine 
7. test: 100% Ultrasonic flaw detection test
8. production capacity: 20,000 tons per year
9. delivery time: according to the quantity and size, usually within 35 days.
10. Forging way:free forging
11.Flange diameter: max2.3m

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