Are you in the market for stern tube shafts and feeling overwhelmed by the options? You’re not alone! With numerous factories in China producing these essential components, it’s crucial to know which ones stand out. By comparing the top manufacturers, you can ensure quality, reliability, and value for your investment. Imagine the peace of mind that comes with choosing the best options available! Ready to navigate this competitive landscape? Join us as we explore the leading stern tube shaft factories in China and help you make an informed decision for your next project.

Stern tube, Buy Marine Shaft from China Manufacturer – JINBO MARINE

Product Details: Stern tube, a hollow tube-like structure at the stern of the ship, connects the propeller to the engine inside the ship’s engine room.

Technical Parameters:
– Material: Stainless steel, Forged steel, Alloy steel.
– Certificates: ABS, BV, DNV, GL, LR, NK, RINA, KR, CCS.

Application Scenarios:
– Used in marine shafting assembly.
– Essential for connecting the propeller to the engine.

Pros:
– Manufactured according to client specifications.
– 100% Ultrasonic flaw detection test ensures quality.

Cons:
– Delivery time varies based on quantity and size.
– Description/sizes may differ from actual goods.

Dongtai Shunyang Marine Equipment Co., Ltd

Product Details: Marine stern shafts, sealing devices, valves, container fasteners, and binding parts.

Technical Parameters:
– Designed according to MT/T, JB, GB, ISO, DIN, and JIS standards.
– Various machining equipment available.

Application Scenarios:
– Used in marine vessels for propulsion and steering.
– Applicable in container shipping for securing cargo.

Pros:
– High-quality products with certification.
– Professional sales and after-sales service team.

Cons:
– Limited information on specific product dimensions.
– Potentially high cost due to specialized manufacturing.

Marine Stern Tube Supplier, China Marine Shafting Parts Manufacturer …

Product Details: Marine Stern Tube is a part of the shafting assembly, fixed to the end of the hull with sealing apparatus and bearings.

Technical Parameters:
– Materials: alloy steel, stainless steel, forged steel
– Test: 100% ultrasonic flaw detection test

Application Scenarios:
– Used in marine propulsion systems
– Applicable in various types of vessels

Pros:
– High-quality materials ensure durability
– Comprehensive testing guarantees reliability

Cons:
– Delivery time varies based on quantity and size
– Customization may require additional time

China Customized Stern Tube Suppliers, Manufacturers, Factory – Made in …

Product Details: Stern tube is a part of shafting assembly, which one end is connected with propeller, the other end is connected with gearbox or coupling to engine. We provide intermediate shaft with materials: Stainless steel, Forged steel and Alloy steel.

Technical Parameters:
– Materials: Stainless steel, Forged steel, Alloy steel
– Test: Ultrasonic flaw detection test

Application Scenarios:
– Marine propulsion systems
– Shafting assemblies in marine vessels

Pros:
– Durable materials suitable for marine environments
– Quality management system certified (ISO9001-2015)

Cons:
– Delivery time varies based on quantity and size
– Limited information on specific performance metrics

China stern tube/shaft Manufacturer – Shandong Wantong Euro-Asian …

Product Details: Various marine engineering products including bearings, rudder systems, and shafts.

Technical Parameters:
– Material: White metal, forged steel, rubber
– Certification: GS, CE, GB, ACS, FDA, VDE, CSA, EEV, SSA, UL, CCC

Application Scenarios:
– Marine vessel construction
– Ship maintenance and repair

Pros:
– High quality marine parts
– Competitive pricing

Cons:
– Limited information on specific product specifications
– Potential variability in product availability

Kemel Eagle Industry Co.,Ltd.

Product Details: Marine Ace Seal (MAS) is a water-lubricated stern tube seal designed for small vessels with direct drive systems.

Technical Parameters:
– Shaft Range: φ45~φ85 (5mm increment), 2”~3” (0.5” increment)
– Allowable PV Value: 0.3 MPa・m/sec, Max Pressure: 0.1 MPa, Min Cooling Water: 3 L…

Application Scenarios:
– Used in small vessels with direct drive systems.
– Suitable for operations in shallow water and rivers with high sediment.

Pros:
– Excellent vibration resistance and sealing performance.
– Easy to install with a compact structure.

Cons:
– Limited to specific shaft sizes.
– May require custom manufacturing for non-standard sizes.

SM/SMB Water Lubricated Stern Shaft Sealing – JINBO MARINE

Product Details: SM/SMB Water Lubricated Stern Shaft Sealing suitable for shaft sizes 50mm to 1150mm, designed for various marine applications.

Technical Parameters:
– Axial vibration <=1mm: SM Type can be used.
– Axial vibration <=+/-3mm and high speed: SMB Type can be used.

Application Scenarios:
– Suitable for kinds of vessels whose working medium is water.
– Used in marine and offshore industries.

Pros:
– Effective water lubrication for stern shaft sealing.
– Suitable for a wide range of shaft sizes.

Cons:
– Limited to specific axial vibration ranges.
– Performance may vary with different vessel types.

Marine suppliers of Stern Tube in China – ShipServ

Product Details: Stern Tube Seal and Marine Components

Technical Parameters:
– Material: Various marine-grade materials
– Compatibility: Suitable for various marine applications

Application Scenarios:
– Used in marine propulsion systems
– Applicable in ship maintenance and repair

Pros:
– High durability and reliability
– Wide range of applications in marine industry

Cons:
– Potentially high cost
– Requires professional installation

Propeller Shaft Bearing Systems – Thordon Bearings

Product Details: Thordon COMPAC is a high performance water lubricated bearing system primarily for ‘blue water’ operating conditions. Thordon SXL offers a lower coefficient of friction for reduced break-away torque and smoother operation. Thordon’s ThorShield provides corrosion protection against seawater. The Thordon TG100 is a mechanical seal designed for various shaft sizes in clean or abrasive waters. The SeaThigor Seal is for larger water lubricated propeller shafts.

Technical Parameters:
– COMPAC: Low coefficient of friction, designed for blue water conditions
– SXL: Increased resistance to abrasive wear, improved wear life compared to XL
– ThorShield: 2-part epoxy coating, up to nine times more flexible than existing p…
– TG100: Designed for 86mm to 305mm shaft vessels
– SeaThigor: For 300mm to 750mm water lubricated shafts

Application Scenarios:
– Yachts
– Cruise ships
– Merchant ships
– Workboats
– Fishing trawlers

Pros:
– Reduces startup friction and eliminates stick-slip
– Provides corrosion protection against seawater
– Offers smoother operation at lower shaft RPM

Cons:
– Specific to water lubricated systems
– May require specific maintenance protocols

Oil Lubricated Stern Tube Seal for Shaft Size 50mm to 1150mm – JINBO MARINE

Product Details: Oil Lubricated Stern Tube Seal for Shaft Size 50mm to 1150mm

Technical Parameters:
– Diameter of stern shaft: 50-1150mm
– Lubricating Oil Working Pressure: 1-2bar

Application Scenarios:
– Used in all kinds of vessels which working medium is oil
– Applicable for marine and offshore environments

Pros:
– Durable and reliable sealing solution
– Wide range of shaft sizes supported

Cons:
– Limited to oil as a working medium
– Potential leakage of 5-30ml/h

Related Video

Comparison Table

Company	Product Details	Pros	Cons	Website
Stern tube, Buy Marine Shaft from China Manufacturer – JINBO MARINE	Stern tube, a hollow tube-like structure at the stern of the ship, connects the propeller to the engine inside the ship’s engine room.	– Manufactured according to client specifications. – 100% Ultrasonic flaw detection test ensures quality.	– Delivery time varies based on quantity and size. – Description/sizes may differ from actual goods.	www.jinbomarine.com
Dongtai Shunyang Marine Equipment Co., Ltd	Marine stern shafts, sealing devices, valves, container fasteners, and binding parts.	– High-quality products with certification. – Professional sales and after-sales service team.	– Limited information on specific product dimensions. – Potentially high cost due to specialized manufacturing.	www.chinasycp.com
Marine Stern Tube Supplier, China Marine Shafting Parts Manufacturer …	Marine Stern Tube is a part of the shafting assembly, fixed to the end of the hull with sealing apparatus and bearings.	– High-quality materials ensure durability – Comprehensive testing guarantees reliability	– Delivery time varies based on quantity and size – Customization may require additional time	www.hiseamarine.com
China Customized Stern Tube Suppliers, Manufacturers, Factory – Made in …	Stern tube is a part of shafting assembly, which one end is connected with propeller, the other end is connected with gearbox or coupling to engine. W…	– Durable materials suitable for marine environments – Quality management system certified (ISO9001-2015)	– Delivery time varies based on quantity and size – Limited information on specific performance metrics	www.loricn.com
China stern tube/shaft Manufacturer – Shandong Wantong Euro-Asian …	Various marine engineering products including bearings, rudder systems, and shafts.	– High quality marine parts – Competitive pricing	– Limited information on specific product specifications – Potential variability in product availability	wantonghy.en.hisupplier.com
Kemel Eagle Industry Co.,Ltd.	Marine Ace Seal (MAS) is a water-lubricated stern tube seal designed for small vessels with direct drive systems.	– Excellent vibration resistance and sealing performance. – Easy to install with a compact structure.	– Limited to specific shaft sizes. – May require custom manufacturing for non-standard sizes.	www.kemel.com
SM/SMB Water Lubricated Stern Shaft Sealing – JINBO MARINE	SM/SMB Water Lubricated Stern Shaft Sealing suitable for shaft sizes 50mm to 1150mm, designed for various marine applications.	– Effective water lubrication for stern shaft sealing. – Suitable for a wide range of shaft sizes.	– Limited to specific axial vibration ranges. – Performance may vary with different vessel types.	www.jinbomarine.com
Marine suppliers of Stern Tube in China – ShipServ	Stern Tube Seal and Marine Components	– High durability and reliability – Wide range of applications in marine industry	– Potentially high cost – Requires professional installation	www.shipserv.com
Propeller Shaft Bearing Systems – Thordon Bearings	Thordon COMPAC is a high performance water lubricated bearing system primarily for ‘blue water’ operating conditions. Thordon SXL offers a lower coeff…	– Reduces startup friction and eliminates stick-slip – Provides corrosion protection against seawater – Offers smoother operation at lower shaft RPM	– Specific to water lubricated systems – May require specific maintenance protocols	thordonbearings.com
Oil Lubricated Stern Tube Seal for Shaft Size 50mm to 1150mm – JINBO MARINE	Oil Lubricated Stern Tube Seal for Shaft Size 50mm to 1150mm	– Durable and reliable sealing solution – Wide range of shaft sizes supported	– Limited to oil as a working medium – Potential leakage of 5-30ml/h	www.jinbomarine.com

Frequently Asked Questions (FAQs)

What is a stern tube shaft and why is it important?

A stern tube shaft is a crucial component in marine propulsion systems, connecting the engine to the propeller. It allows the transfer of power while ensuring smooth rotation. Its reliability is vital for the safe and efficient operation of vessels.

What materials are commonly used in stern tube shafts?

Stern tube shafts are typically made from high-strength stainless steel or carbon steel, which provide durability and resistance to corrosion. These materials ensure longevity and performance in harsh marine environments.

How do I choose a reliable stern tube shaft factory in China?

Look for factories with a strong reputation, positive customer reviews, and certifications like ISO. It’s also helpful to check their experience in manufacturing stern tube shafts and their quality control processes.

What is the typical lead time for stern tube shaft production?

Lead times can vary, but generally, you can expect production to take anywhere from 4 to 12 weeks. Factors like order size, complexity, and factory workload can influence this timeframe.

Can I customize my stern tube shaft design?

Yes, many factories in China offer customization options. You can work with their engineering team to design a stern tube shaft that meets your specific requirements, including dimensions and material specifications.