Tail Shaft

Your Professional Tail Shaft Supplier

Our goal is to be your true partner in Cell Fender field in China. Chongqing New Maritime Imoprt&Export Co., Ltd. was established in 2018, which is a professional ship parts manufacturer.New Maritime has exported over 10 millions USD value products and has been cooperating with many good customers overseas and domestic on the base of mutual benefit and trust through years of hard working.

Why Choose Us

Well quality control systerm
We have separate QC team to proceed the in-line and final-line inspection in house, which gurantee the quality meet your required standard. You can appoint your own QC or 3rd party to inspect the goods as well pirior to shipment.

Design ability

We have our own design products, you can pick from them directly to place samples or orders. We can also make the samples for you through your designs/artwork or original samples.

Fast delivery date

Our workers are much experienced and sufficient. Plus our good managements, we can expediate the delivery to 7 days for shipment if you have the urgent orders.

Good customer service

For your calls, we'll give you the answers right away. For any of your messages and emails, we will reply to you within 12 hours.

Advantages of Tail Shaft

The primary function of Marine Tail Shaft is to generate thrust by accelerating water backward, which moves the vessel forward. Key features include the number of blades, blade shape, and pitch control. The number of blades impacts the smoothness and efficiency of propulsion; typically, three to five blades are common, with more blades providing smoother operation. Blade shape affects the ability to cut through water with minimal drag, while pitch control determines the angle of the blades and directly influences speed and fuel efficiency. Advanced Marine Tail Shaft designs incorporate features such as anti-cavitation mechanisms and corrosion-resistant coatings to enhance durability and performance.

Applications of Tail Shaft

Fishing boats

Marine tail shaft transmit power for the propulsion system, enabling stable navigation during fishing operations.

Merchant marine

Transmitting engine power to propellers, they facilitate cargo - carrying ships' voyages on global trade routes.

Yachts

Ensuring efficient power transmission, they enable smooth and fast sailing for a better riding experience.

Engineering ships

Providing reliable propulsion power, they support these ships in performing marine engineering tasks like dredging and cable - laying.

Product Description

Type

Shaft

productcate-337-94

Length

0.2m-8m

Heat Treatment

Normalize,Tempering,Quenching,Anneal,Temper

Trademark

New maritime

HS Code

4016940000

Inspection Equipments

Metallurgical analysis, Tensile strength tester, Hardness ester, Altimeter, Scale Micrometer, pressure tester, etc.

Transport Package

Pallet

Torque

According to Custmers′ Requirements

Trademark

New Maritime

Processing Type

Forging + Ring Rolling+ Heat Treatment (N)+Final

HS Code

8409911000

Specification

Customized Size

Origin

China

Production Capacity

500000/Year

Warranty

2 Years

Supply range

OD.150-800mm,Length ≤ 9m Weight≤20T

The Material Of This Kind Of Metal Propeller Shaft That We Can Offer

Grade	3.6,4.6,4.8,5.6,6.8,8.8,9.8,10.9,12.9,etc
Carbon steel	Gr.B,Gr.C,Gr.D,Gr.36,Gr.58,1010,1015,1016,1020,1045,etc
Alloy steel	4130,4140,G51150,etc
Stainless steel	201,202,301,302,303,304,316,310,430,etc
Brass	C28000,C37710,C3450,C27200,etc
Bronze	C51900,C60600,C17200,etc
Alumimum	100,5052,6061,6063,etc

Product Specification

SUS 304

Chemical Component (%)
C	Si	Mn	P	S	Cr
≤0.07	≤1.00	≤2.00	≤0.35	≤0.30	17.00-19.00

Mechanical Properties
Tensile Test			Hardness Test
o b (MPa)	o s (MPa)	o 5(%)	HB	HRB	HV
≥520	≥205	≥40	≤187	≤90	≤200

SUS 316

Chemical Component (%)

Other

≤0.07

≤1.00

≤2.00

≤0.35

≤0.30

16.00-18.00

10.00-14.00

2.00-3.00

Mechanical Properties

Tensile Test

Hardness Test

o b (MPa)

o 0.2 (MPa)

o 5(%)

HRB

≥520

≥205

≥40

≤187

≤90

≤200

Lead Time

Quantity (pieces)	1 - 1	> 1
Lead time (days)	7	To be negotiated

Packaging & Shipping

1. Wooden Cases;
2. Iron Frame box; Packages will be suitable for the long distance ocean transportation.

productcate-1-1

FAQ

Q: How do I know which pitch is right for my Marine Propeller?

A: The pitch of a Marine Tail Shaft refers to the distance the propeller would move in a single rotation if there were no slippage. A higher pitch is suitable for faster speeds but may reduce acceleration, while a lower pitch offers better acceleration but lower top speeds. It's important to match the pitch with the engine's power and the vessel's intended use. Consulting with a marine engineer or referring to the engine's specifications can help in selecting the correct pitch for your Marine Tail Shaft.

Q: Why is blade count important in Marine Propellers?

A: The number of blades on a Marine Tail Shaft affects its performance characteristics. Fewer blades typically mean higher speed and efficiency, but can also result in more vibration and noise. More blades provide smoother operation and better handling, especially in rough waters or when towing. The choice of blade count should consider the balance between desired speed, smoothness, and the specific operational conditions of your vessel.

Q: Can Marine Propellers be repaired if damaged?

A: Yes, many Marine Tail Shaft can be repaired depending on the extent of the damage. Common repairs include fixing bent blades, filling in nicks, and restoring balance. However, severe damage, such as cracked hubs or extensively warped blades, may necessitate replacement. Regular inspections and maintenance can help identify issues early, preventing more significant damage and ensuring the longevity of your Marine Tail Shaft.

Q: What are the signs that a Marine Propeller needs replacement?

A: Indicators that a Marine Tail Shaft may need replacement include excessive vibration, reduced speed or efficiency, and visible damage such as cracks or bent blades. Additionally, if the vessel struggles to reach its usual RPMs or if there is an unusual increase in fuel consumption, it might be time to assess the condition of the Marine Tail Shaft. Regular maintenance checks can help catch these signs early and prevent further issues.

Q: How often should I perform maintenance on my Marine Propeller?

A: Regular maintenance of Marine Tail Shaft is essential for optimal performance and longevity. It is recommended to inspect the propeller at least once a season or after every 100 hours of operation. During maintenance, check for signs of wear, damage, or marine growth, and clean the blades to prevent corrosion. Adjusting the pitch and ensuring proper alignment can also enhance the efficiency and lifespan of your Marine Tail Shaft. Regular maintenance not only improves performance but also contributes to the safety and reliability of your marine operations.

As one of the leading tail shaft manufacturers and suppliers in China, we warmly welcome you to buy cheap tail shaft in stock here from our factory. All customized products are with high quality and competitive price. tail shaft, Marine Tail Shaft, marine shaft