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Hydraulic Cylinder

Hydraulic cylinders, also called hydraulic rams, convert hydraulic pressure into linear force and motion to lift, push, pull, and move heavy equipment.
ZHY Hydraulic manufactures rugged hydraulic cylinders for high-pressure industrial and mobile equipment applications. From standard hydraulic cylinder sizes to high-speed applications, our cylinders are built with reliable sealing systems, precision-machined components, consistent welding quality, and flexible OEM support to help you achieve longer service life and dependable performance in demanding working conditions.

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Your #1 Hydraulic Cylinders Supplier in China

We offer a wide range of standard and custom hydraulic cylinders for construction machinery,sanitation vehicles, agricultural equipment, mining machinery, material handling systems, and industrial hydraulic systems, including general-purpose metric and imperial cylinders.
Our hydraulic oil cylinders are designed to meet the demands of a variety of demanding applications. With full in-house manufacturing capabilities, we produce cylinders according to your drawings to support your OEM production.

All our hydraulic cylinders comply with ISO 900 standards and are designed to withstand high pressure, high speed, dusty and humid environments, as well as prolonged operation. At ZHY Hydraulics, we supply precision hydraulic cylinders to equipment manufacturers, distributors, repair service providers, and hydraulic system companies. We are dedicated to providing products for your projects that feature structural stability, reliable sealing, smooth operation, and consistent quality.

ZHY Hydraulic Cylinder Advantages

We focus on rugged welded construction, precision-machined components, and low-friction sealing systems to achieve smooth operation and reliable performance under continuous workload.

  • High Pressure Resistance
  • Stable Sealing Performance
  • Long Service Life
  • Wear Resistant Materials
  • Corrosion Resistant Options
  • Stable Dimensional Consistency
  • Low Maintenance
  • Requirements
  • Multi-Industry Applications

Hydraulic Cylinder Wide Range of Applications

Excavators
Loaders
Cranes
Dump Trucks
Waste Management Equipment
Material Handling Systems
Mining Equipment
Agricultural Machinery
Forestry Machinery
Industrial Automation Equipment
Marine Hydraulic Systems
Port Equipment
Oil & Gas Equipment

Hydraulic Cylinder by Application

Construction Hydraulic Cylinder

Used in excavators, loaders, cranes, road machinery, lifting equipment, and other construction machines that require strong force output, stable movement, and reliable performance under heavy-duty working conditions.
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Sanitation vehicle Hydraulic Cylinder

Applied in garbage trucks, road sweepers, compression systems, lifting mechanisms, and waste handling equipment that require frequent movement, stable pressure, and reliable leakage control.
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Forklifts and attachments hydraulic cylinder

Used for forklift mast lifting, tilting, steering, and material handling functions where compact structure, smooth movement, stable pressure, and frequent operation are required.
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Agriculture Hydraulic Cylinder

Designed for tractors, harvesters, sprayers, balers, seeders, and agricultural implements that need smooth lifting, steering, tilting, folding, and positioning in outdoor field environments.
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Mining Hydraulic Cylinder

Built for mining equipment working under heavy load, dust, shock, vibration, and long operating hours, where sealing stability, impact resistance, and structural strength are critical.
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Marine Hydraulic Cylinder

Suitable for ship equipment, dock machinery, offshore systems, and marine handling applications that require corrosion resistance, reliable sealing, and stable performance in humid or wet environments.
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Material Handling Hydraulic Cylinder

Used in lifting platforms, warehouse equipment, conveyors, clamps, loading systems, and industrial handling machinery that require controlled lifting, pushing, pulling, and positioning.
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Cherry Picker Hydraulic Cylinder

Designed for aerial work platforms and lifting systems that require stable extension, controlled movement, reliable pressure holding, and safe operation at working height.
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Hydraulic Cylinder by Types

ZHY offers different hydraulic cylinder types for lifting, pushing, pulling, pressing, steering, and positioning applications. Each type can be selected according to working pressure, load requirement, stroke length, mounting space, and equipment structure.

Single Acting Hydraulic Cylinders

Designed for applications where hydraulic force works in one direction, commonly used for lifting, pushing, clamping, and simple return movements.
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Double Acting Hydraulic Cylinders

Provide hydraulic force in both extension and retraction directions, suitable for equipment requiring stable, controlled, and repeatable movement.
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Heavy Duty Hydraulic Cylinders

Built for high-load machinery and demanding environments where strong structure, pressure resistance, and long service life are required.
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Welded Hydraulic Cylinders

Compact and durable cylinders suitable for mobile machinery, construction equipment, agricultural machines, and heavy-duty working conditions.
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Tie Rod Hydraulic Cylinders

Commonly used in industrial equipment, presses, automation systems, and applications where maintenance and stable structure are important.
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Telescopic Hydraulic Cylinders

Designed for long stroke movement within limited installation space, often used in dump trucks, trailers, lifting systems, and special machinery.
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Plunger Hydraulic Cylinders

Suitable for applications requiring strong pushing force, simple structure, and stable vertical or linear movement.
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Ram Hydraulic Cylinders

Used for heavy pushing, lifting, pressing, and linear force applications where high output force is needed.
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Hydraulic Cylinder by Mount

A wrong mounting structure may cause installation mismatch, side load, unstable movement, or early wear. ZHY supports you with different hydraulic cylinder mounting types and custom OEM hydraulic cylinder solutions for your special applications.

Trunnion Mount Cylinder

Trunnion Mount Cylinder is suitable for equipment that requires pivoting movement during operation. The trunnion structure allows the cylinder to rotate around a fixed point, making it useful for machinery with changing working angles, limited installation space, or swinging load directions. It is commonly used in construction machinery, lifting equipment, agricultural machines, and special mobile equipment.
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Flange Mount Cylinder

Flange Mount Cylinder provides a firm and stable installation method when the cylinder needs to be fixed to a machine frame or structural plate. This mounting type helps transfer force directly and keeps the cylinder aligned during operation. It is suitable for equipment that requires strong support, accurate positioning, and stable pushing or pulling force.
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Clevis/Pin Eye Mount Cylinder

Clevis/Pin Eye Mount Cylinder is one of the most widely used mounting types for mobile machinery and lifting systems. The pin connection allows flexible movement at the joint, helping the cylinder adapt to changing angles during extension and retraction. It is often used in forklifts, loaders, agricultural machinery, construction equipment, and hydraulic lifting mechanisms.
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Foot/Lug Mount Cylinder

Foot/Lug Mount Cylinder is designed for base-mounted installation where the cylinder body needs stable support from the machine frame. This mounting type is suitable for equipment requiring controlled linear movement, fixed alignment, and reliable load transfer. It is commonly used in industrial machines, presses, handling equipment, and customized hydraulic systems.
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Other Special Installations Cylinder

Other Special Installations Cylinder can be customized for non-standard equipment structures, special mounting distances, limited installation space, unique oil port positions, or unusual connection requirements. ZHY can manufacture hydraulic cylinders based on drawings, samples, or working conditions to match specific OEM machinery designs.
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Hydraulic Cylinder by Function

Hydraulic cylinders perform different functions in machinery, including lifting, steering, tilting, dumping, pushing, pulling, gripping, stabilizing, and positioning. ZHY helps buyers select the right hydraulic cylinder according to equipment function, force requirement, stroke movement, mounting space, pressure range, and working environment.

Bucket Hydraulic Cylinder

Bucket Hydraulic Cylinder is mainly used in excavators, loaders, and earthmoving equipment to control bucket digging, loading, lifting, and dumping movements. It requires strong pushing force, stable operation, and reliable sealing under frequent heavy-duty use.
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Boom Hydraulic Cylinder

Boom Hydraulic Cylinder provides lifting and lowering force for excavators, cranes, aerial platforms, and other heavy machinery. It helps support stable boom movement, load control, and safe operation during construction, lifting, and handling work.
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Arm Hydraulic Cylinder

Arm Hydraulic Cylinder controls the arm movement of excavators and construction machinery, including extension, retraction, and positioning. It is designed for applications that require accurate movement, strong force output, and reliable performance under repeated operation.
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Steering Hydraulic Cylinder

Steering Hydraulic Cylinder is used to control steering movement in forklifts, loaders, tractors, agricultural machines, and industrial vehicles. It helps equipment achieve smooth direction control, stable turning performance, and reliable operation in daily working conditions.
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Lift Hydraulic Cylinder

Lift Hydraulic Cylinder is designed for lifting platforms, forklifts, dump systems, handling equipment, and machinery that requires vertical load movement. It focuses on stable lifting force, smooth movement, pressure holding, and safe load control.
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Tilt Cylinder/Dumping Cylinder

Tilt Cylinder/Dumping Cylinder is used in dump trucks, loaders, trailers, buckets, and material discharge systems. It helps equipment achieve controlled tilting, unloading, and dumping movement with stable force and reliable sealing performance.
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Grapple Hydraulic Cylinder

Grapple Hydraulic Cylinder is used in forestry equipment, recycling machinery, demolition tools, and material handling systems. It controls gripping, clamping, opening, and holding actions where strong force and stable movement are required.
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Outrigger Hydraulic Cylinder

Outrigger Hydraulic Cylinder provides stabilizing support for cranes, aerial platforms, work trucks, rescue vehicles, and lifting equipment. It helps keep machinery stable during operation and improves safety when equipment works under load.
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Bulldozer Hydraulic Cylinder

Bulldozer Hydraulic Cylinder is used to control blade lifting, tilting, angling, and positioning in earthmoving and construction applications. It requires strong structure, reliable pressure resistance, and stable performance in harsh working environments.
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Hydraulic Cylinders Technical Specifications

We manufacture a wide range of hydraulic cylinders in different sizes, materials, mounting styles, and pressure ranges to meet your equipment and application requirements.

ItemSpecifications
Cylinder TypeDouble acting cylinder, Welded cylinder, Tie-rod cylinder, Telescopic cylinder, Plunger cylinder, Custom cylinders
Bore Size25 mm – 630 mm
Stroke Length50 mm – 6000 mm
Working PressureUp to 80 MPa
Test Pressure1.5 × Working Pressure
Rod Diameter16 mm – 300 mm
Mounting StyleClevis, Trunnion, Flange, Foot Mount, Pivot Eye, Spherical Bearing, Custom
Material20# Steel,45# Steel,42CrMo,Carbon Steel, Alloy Steel, Stainless Steel
Surface TreatmentChrome Plating, Nickel Plating,Painting, Powder Coating
Seal BrandNOK、Hallite、SKF、TYS
ApplicationConstruction Machinery,Forklifts and Attachments,Garbage Truks, Aerial Work Plateform,Agricultural Machinery, Mining Equipment, Industrial Machinery, Marine, Oil & Gas, Forestry

Why OEM Buyers Choose ZHY Hydraulic Cylinders？？

For OEM buyers, stable quality and reliable delivery matter more than low prices. At ZHY Hydraulic, we focus on helping you reduce leakage risk, dimensional inconsistency, and production delays through practical manufacturing experience and engineering support.

  • Stable dimensional consistency for OEM projects and replacement 
  • Flexible low MOQ support for prototype and small batch production
  • Fast engineering response based on your drawings and application
  • 100% pressure testing before shipment
  • Professional hydraulic seal solution support
  • Export-ready packaging for international transportation

Advanced Hydraulic Cylinder Manufacturing

To meet the most stringent requirements for product quality—while simultaneously balancing customer needs with production efficiency, ZHY Hydraulic utilizes an advanced in-house manufacturing ecosystem, achieving an 80% full-process processing capability and a 70% self-made component rate.
By keeping all core processes and critical components strictly internal, we ensure unmatched product stability and quality control.
Our core competitive advantage is backed by precision machining and rigorous testing infrastructure.

CNC Precision Machining

High-precision turning, boring, milling and grinding for critical cylinder components.

Cylinder Tube Processing

Honing, polishing and heat treatment ensure excellent surface quality and strength.

Welding & Fabrication

Robot and manual welding for strong and reliable cylinder assemblies.

Heat Treatment

Strict heat treatment process for superior mechanical properties and durability.

Painting & Coating

Electrostatic painting and corrosion protection for harsh working environments.

Testing & Inspection

100% performance test including pressure, leak, and dimensional inspection.

Material You Can Choose for Your Hydraulic Cylinders

ZHY selects materials to help ensure that your hydraulic cylinders possess exceptional strength, machining precision, and long-term stability. We based it on your equipment’s operating pressure, load capacity, stroke length, and application environment.
The table below details materials that you can choose for your hydraulic cylinders, including their grades, typical applications, and performance characteristics, suitable for a wide range of operating environments, such as construction, mining, marine engineering, and industrial manufacturing.

Material & GradeTypical ApplicationsPerformance Characteristics
20# / Q235Low-pressure hydraulic cylinders (Pressure ≤16MPa), light-duty equipmentLow cost, good weldability, suitable for low-load and non-harsh working conditions
45# SteelMedium-low pressure hydraulic cylinders (Pressure ≤20MPa), general-purpose equipmentHigher strength than Q235, can be tempered, strong versatility and cost-effectiveness
27SiMn Alloy SteelMedium-high pressure hydraulic cylinders (Pressure ≤31.5MPa), construction machineryExcellent strength, toughness and weldability after quenching and tempering; most commonly used in engineering machinery cylinders
42CrMo Alloy SteelHigh-pressure/ultra-high pressure hydraulic cylinders (Pressure ≥31.5MPa), heavy-duty, mining, metallurgyHigh strength, high toughness and impact resistance; suitable for harsh and heavy-load working conditions
Stainless Steel 304/316Food, chemical, marine and other anti-corrosion working conditionsCorrosion-resistant, non-magnetic and rust-free; high cost and relatively difficult to process

For piston rods, we offer hard chrome plating to enhance wear resistance, corrosion resistance, and surface durability. Surface treatment: Hard chrome plating (20–50 μm) + polishing to improve wear resistance and rust prevention; nitriding is available for high-end applications, resulting in higher hardness and greater wear resistance.

ZHY Hydraulic Cylinder Sealing Solution for Your Projest

Hydraulic cylinder sealing performance directly affects leakage control, friction resistance, pressure stability, and service life. ZHY supports customized hydraulic sealing solutions based on working pressure, operating speed, temperature conditions, hydraulic oil compatibility, and equipment operating environments.

☑ Choose the right hydraulic seals

☑ Leakage control performance

☑ High-temperature sealing applications

☑ Wear-resistant performance & Long service life 

☑ International high-quality brands

OEM Hydraulic Cylinder Support

ZHY Hydraulic provides practical OEM support for buyers who need custom hydraulic cylinders based on drawings, samples, working conditions, or equipment requirements. From early design review to material selection, sample development, production tracking, and export packing, our team helps you reduce communication errors, improve product fit, and keep your project moving smoothly.

Custom Drawing Review

Our engineering team reviews your drawings, samples, and application requirements before production. This helps identify possible design risks, machining challenges, and sealing issues early.

Sample Development

We support prototype and small-batch sample development for OEM projects. Samples can be used to check installation fit, working performance, pressure stability, and overall equipment compatibility.

Material & Seal Selection

Based on your working pressure, temperature, load, and operating environment, we recommend suitable tube materials, rod materials, and seal systems. This helps improve cylinder durability and reduce leakage risk.

Technical Consultation

Our team provides practical engineering support for cylinder selection, structure optimization, and application matching. Whether you need a standard model or a custom solution, we help you choose the right configuration.

Production Follow-Up

We provide production updates during key manufacturing stages, including machining, welding, assembly, testing, and packing. This gives OEM buyers better control over delivery time, quality progress, and order stability.

Export Packing Support

Each cylinder can be packed with anti-rust protection, protective caps, reinforced wrapping, and export-standard wooden cases or pallets. The goal is simple: reduce shipping damage and make international delivery safer.

Frequently Asked Questions

What is a hydraulic cylinder used for?

A hydraulic cylinder converts hydraulic pressure into linear force and movement. It is commonly used for lifting, pushing, pulling, steering, tilting, clamping, dumping, stabilizing, and positioning machinery.

Is ZHY a Hydraulic Cylinder Manufacturer?

Yes. ZHY is a Hydraulic Cylinder Manufacturer, Supplier, and Factory in China, providing hydraulic cylinders for OEM machinery, equipment repair projects, industrial applications, and wholesale buyers.

What types of hydraulic cylinders does ZHY provide?

ZHY provides single acting hydraulic cylinders, double acting hydraulic cylinders, heavy duty hydraulic cylinders, welded hydraulic cylinders, tie rod hydraulic cylinders, telescopic hydraulic cylinders, plunger hydraulic cylinders, and ram hydraulic cylinders.

Can hydraulic cylinders be customized?

Yes. ZHY can customize hydraulic cylinders according to bore size, stroke length, rod diameter, working pressure, mounting method, material, sealing system, oil port position, coating, and application environment.

What industries use ZHY hydraulic cylinders?

ZHY hydraulic cylinders are used in construction machinery, agricultural equipment, mining machines, marine systems, material handling equipment, cherry pickers, forklifts, sanitation vehicles, and industrial machinery.

How do I choose the right hydraulic cylinder?

You should consider working pressure, load requirement, bore size, stroke length, rod diameter, mounting type, sealing system, material, surface treatment, and operating environment before choosing a hydraulic cylinder.

How are hydraulic cylinders tested before delivery?

Hydraulic cylinders can be tested for pressure resistance, leakage control, stroke movement, sealing performance, dimensional accuracy, welding quality, and assembly stability before shipment.

Does ZHY support wholesale hydraulic cylinder orders?

Yes. ZHY supports wholesale hydraulic cylinder orders, OEM production, custom manufacturing, and batch supply for machinery manufacturers, distributors, repair companies, and industrial project buyers.

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