The products have been approved by China Classification Society CCS inspection, and can also provide CCS.ZC. DNV, LR, GL, ABS and other classification society certificates according to customer requirements.
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The company has complete machining equipment, advanced process design, built a large ship test bench and a variety of test equipment. The factory has passed the ISO9001 international quality system certification of classification society.
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Liaocheng Shengjing machinery manufacturing Co., LTD
Our factory is specialized in designing, manufacturing and processing all kinds of ship stern shaft, copper propeller, rudder shaft and its supporting products (oil lubrication, water lubrication stern shaft sealing device, stern tube white alloy bearing, rubber bearing, dragon bearing, stern shaft copper sleeve stainless steel sleeve, rudder bearing, bulkhead transmission device, stuffing box) stern shaft grounding products professional manufacturers.
The products have been approved by China Classification Society CCS inspection, and can also provide CCS.ZC. DNV, LR, GL, ABS and other classification society certificates according to customer requirements.
// PRODUCTS
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The company has complete machining equipment, advanced process design, built a large ship test bench and a variety of test equipment. The factory has passed the ISO9001 international quality system certification of classification society.
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THE COMPANY'S PRODUCTS MEET INTERNATIONAL STANDARDS
The company has complete machining equipment, advanced process design, built a large ship test bench and a variety of test equipment. The factory has passed the ISO9001 international quality system certification of classification society. Products sell well all over the country, and exported to Hong Kong and Southeast Asia, with reliable quality, excellent service to win the majority of users welcome and praise!
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Products sell well all over the country, and exported to Hong Kong and Southeast Asia, with reliable quality, excellent service to win the majority of users welcome and praise!
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Meets multiple quality standards both domestically and internationally
Jan 14,2026
Cutless Bearings: An In-Depth Guide for Boat Owners and Enthusiasts
Cutless Bearings: An In-Depth Guide for Boat Owners and Enthusiasts Table of Contents What Are Cutless Bearings? Importance of Cutless Bearings in Boating Features and Specifications of Cutless Bearings Cutless Bearing Installation Guide Maintenance and Care for Cutless Bearings Troubleshooting Common Issues with Cutless Bearings How to Choose the Right Cutless Bearing
Jan 07,2026
Understanding Marine Cutlass Bearings: Essential Components for Smooth Sailing
Marine cutlass bearings are cylindrical bearings commonly used in the propulsion systems of boats and ships. They serve as a support mechanism for the propeller shafts, allowing them to rotate smoothly while minimizing friction and wear. Positioned in a strut or directly within the hull, these bearings are designed to withstand the harsh marine environment, including exposure to saltwater, varying
Dec 31,2025
Rudder Blade Efficiency: How It Affects Fuel Consumption in Maritime Operations
Understanding Rudder Blade Efficiency and Its Impact on Fuel Consumption The Importance of Rudder Blades in Maritime Transportation In maritime operations, the rudder blade serves as a crucial component that ensures the vessel's navigability and maneuverability. The efficiency of rudder blades directly influences not just how well a ship can steer but also its overall fuel consumption. As fuel
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