DT
Dongtu Hydraulic
Industrial Hydraulic Solutions

Energy & General Technology Cylinders

Hydraulic cylinders for wind turbines, hydroelectric dams, oil & gas fracturing, wave energy, solar tracking and power generation applications.

Energy & General Technology4 series
6 product photos
Hydraulic Hoist Cylinders (Dams & Water Conservancy)

Hydraulic Hoist Cylinders (Dams & Water Conservancy)

Heavy-duty hydraulic hoist cylinders for dam gates, water conservancy projects and flood control systems. Custom stroke and pressure design for large-scale infrastructure.

Bore Range:200-1000mmStroke:Custom up to 25mPressure:up to 35MPaApplication:Dam Gates

Key Features

Ultra-long stroke design for dam gate lifting and closing operations
Corrosion-resistant coatings for long-term underwater exposure
Integrated position feedback and synchronization control
Fail-safe design with mechanical locking options
Third-party certification for water conservancy projects
Complete hydraulic system integration with pumps, valves and control

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Hydraulic Hoist System

Hydraulic Hoist System

System Solution Diagram

System Solution Diagram

Wind Turbine Pitch Cylinders

Wind Turbine Pitch Cylinders

High-reliability hydraulic pitch cylinders for wind turbine blade angle adjustment. Designed for up to 8MW wind turbines with long service intervals.

Application:Up to 8MW turbinesDesign Life:20+ yearsTemperature:-40 to +60 CService:Long Interval

Key Features

Compact design for nacelle integration
High-cycle fatigue resistance for continuous pitch adjustment
Special low-temperature seal materials for offshore/cold climate
Advanced surface treatments for corrosion protection
Low-friction sealing for precise blade angle control
Field-proven in onshore and offshore wind farms

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Wind Turbine Pitch Cylinder

Wind Turbine Pitch Cylinder

Oil & Gas Equipment Cylinders

Oil & Gas Equipment Cylinders

Hydraulic cylinders for fracturing trucks, cementing trucks and oilfield service equipment. Rugged design for high-pressure well service operations.

Bore Range:63-320mmPressure:up to 42MPaEnvironment:Explosive AtmosphereCertification:API Available

Key Features

Explosion-proof design for hazardous oilfield environments
High-pressure rated for well stimulation and cementing operations
Abrasion-resistant piston rod coatings for long service life
Quick-connect mounting for rapid field deployment
Compatible with fire-resistant hydraulic fluids
Integrated with pumps, motors and control valves for complete systems

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Fracturing Truck

Fracturing Truck

Cementing Truck

Cementing Truck

Wave & Solar Energy Cylinders

Wave & Solar Energy Cylinders

Corrosion-resistant cylinders for wave energy converters, solar tracking systems and renewable energy applications in marine and outdoor environments.

Bore Range:50-300mmProtection:IP66 / Marine GradeCoatings:Ceramic / Laser CladApplication:Renewable Energy

Key Features

Marine-grade corrosion protection for saltwater exposure
Ceramic spray and laser cladding surface treatments
Low-maintenance sealing for remote/offshore installations
Custom cylinder and complete hydraulic system design
Suitable for wave, tidal and solar thermal applications
Biodegradable hydraulic fluid compatible

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Wave Energy Application

Wave Energy Application

Need Energy Sector Cylinders?

Contact us with your energy application requirements, technical specifications and certification needs.

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