In the heart of China’s industrial and infrastructure development, the gantry crane stands as a pivotal piece of equipment, driving efficiency and innovation in various sectors. This in-depth guide delves into the world of gantry cranes in China, exploring their significance in the construction, shipping, and manufacturing industries.

Gantry cranes, with their ability to lift and transport heavy loads with precision and flexibility, are essential for projects ranging from massive infrastructure developments like ports, bridges, and highways, to the intricate operations within manufacturing plants and shipyards. The market for gantry cranes in China is booming, fueled by rapid sectoral growth, advancements in crane technology, and government policies aimed at enhancing infrastructure and material handling capabilities.

In this guide, readers can expect to learn about the different types of gantry cranes, including double girder, semi-gantry, and rubber tyred models, each tailored to specific applications. You will gain insights into the market dynamics, including key drivers, challenges, and

Gantry Crane Manufacture/Supplier in China

Gantry Cranes: A Comprehensive Guide

Introduction

Gantry cranes are versatile and powerful lifting solutions used in various industries, including construction, manufacturing, ports, and warehouses. They are known for their efficiency, durability, and ability to handle a wide range of lifting tasks.

Types of Gantry Cranes

Single Girder Gantry Cranes

• Suitable for smaller lifting applications.
• Typically used in workshops, storage facilities, and outdoor areas.
• Characterized by a single girder beam, often with an L-shaped or A-frame leg design[3][4].

Double Girder Gantry Cranes

• Designed for high-capacity and demanding tasks.
• Feature two girder beams forming the bridge, which can accommodate top-running or under-running trolleys.
• Offer high bearing capacity, large span, and excellent stability, making them ideal for heavy-duty applications[3][4].

Semi-Gantry Cranes

• A combination of a full gantry crane and a wall-mounted crane.
• Used for materials handling in warehouses and outdoor locations.
• Ideal for applications where a full gantry crane is not feasible due to space constraints[2][3].

L-Type Gantry Cranes

• Feature a single beam with L-shaped legs.
• Used in freight yards, railroad stations, and storage facilities.
• Known for low dead weight and minimal wheel pressure, with the option of a soft start mechanism for smooth travel[3].

U-Type Gantry Cranes

• A type of double girder crane with U-shaped legs.
• Provide additional clearance between the legs and girders, making them suitable for lifting large and heavy loads.
• Can be equipped with cantilevers for easier loading and unloading[3].

Truss Gantry Cranes

• Designed for windy environments with high safety requirements.
• Characterized by lighter weight and lower price compared to other types.
• Suitable for lifting capacities ranging from 1 to 50 tons[2].

Key Components of Gantry Cranes

Mechanical Parts

• Include the lifting mechanism, trolley traveling mechanism, and gantry crane traveling mechanism.
• These mechanisms enable efficient transfer and lifting of loads[2].

Structural Parts

• Primarily consist of the gantry frame and trolley.
• The gantry frame can be an A-frame, L-frame, or U-frame, depending on the type of crane[3].

Electrical Parts

• Comprise electrical equipment and electrical lines.
• Essential for the operation of the crane, including motors, control systems, and safety features[2].

Specifications and Features

Lifting Capacity

• Ranges from a few hundred pounds to several hundred tons, depending on the type of crane.
• Single girder cranes typically have lower capacities (up to 12.5 tons), while double girder cranes can handle much heavier loads (up to 500 tons)[2][4].

Span Length

• Varies from 8 to 35 meters, depending on the application and type of crane.
• Longer spans are common in double girder and U-type gantry cranes[2][3].

Lifting Height

• Can range from a few meters to over 15 meters.
• Adjustable height gantry cranes offer flexibility in different lifting scenarios[5].

Working Class

• Classified into different duty groups such as A3, A4, A5, and A6, indicating the frequency and severity of use.
• Higher duty groups (A5, A6) are for more demanding applications[2][4].

Speeds

• Hoist speed, trolley traverse speed, and bridge travel speed vary depending on the crane model.
• Typical speeds include hoist speeds of 5/0.83 m/min, trolley traverse speeds of 20 m/min, and bridge travel speeds of 32 m/min[1].

Safety Features

• Include overload limiting devices, disk brakes in all motors, thermal protection on hoisting motors, and emergency stops.
• Additional features such as anti-collision devices, load displays, and wind speed meters enhance safety and operational efficiency[1][4].

Applications and Benefits

Industrial Use

• Commonly used in workshops, storage facilities, ports, and hydroelectric power stations.
• Suitable for both indoor and outdoor applications due to their robust design and versatile features[2][3].

Efficiency and Space Utilization

• Enable efficient processes and optimize production by allowing multiple layers of work.
• Compact designs and adjustable heights make them ideal for various building types, saving space and enhancing productivity[4].

Safety and Reliability

• Equipped with multiple safety features to prevent collisions, derailing, and wind damage.
• Designed for long-term reliability with regular maintenance and global customer support[4].

Customization

• Can be customized to meet specific lifting application needs.
• Options for different hoist types, such as wire rope hoists and synthetic rope hoists, offer flexibility in operation[4].

Maintenance and Operation

Regular Maintenance

• Essential for the longevity and optimal performance of the crane.
• Includes routine checks on mechanical, structural, and electrical components[4].

Operating Conditions

• Can operate in various ambient temperatures (typically -10 to 40 °C).
• Surface treatment and IP protection ensure durability and reliability in different environments[1].

Control Options

• Available with pendant control, radio remote control, or a combination of both.
• Advanced control systems such as Konecranes Remote Operating Station (ROS) offer enhanced operational efficiency and safety[1][4].

Conclusion

Gantry cranes are indispensable tools in modern industry, offering a combination of strength, versatility, and safety. By understanding the different types, specifications, and features of gantry cranes, users can select the most suitable crane for their specific application, ensuring efficient and safe lifting operations.

Gantry Crane For Sale | China Manufacturer

Guide to Gantry Cranes by Kino Cranes

Introduction

Gantry cranes are versatile and essential pieces of equipment in various industries, including construction, shipbuilding, and manufacturing. Kino Cranes, a leading manufacturer, offers a range of gantry crane solutions tailored to different needs and applications.

Types of Gantry Cranes

Double Girder Gantry Crane

• Design and Application: The double girder gantry crane is a typical A-frame crane designed for general lifting purposes. It is widely used in outdoor heavy-duty lifting applications such as freight yards, construction sites, railroad terminals, shipyards, and ports[1].
• Key Features:
• Maximum lifting height: 12-30 meters
• Span: Up to 35 meters
• Warranty: 1-2 years
• Material: Steel structure
• Power Source: Electric
• Certification: CE, ISO9001
• Customization: Available in various colors and configurations[1].
• Technological Advancements:
• Uses full frequency conversion drive and PLC central control
• Allows independent action of each mechanism
• High strength bolt assembly for onsite structural installation[1].

Single Girder Gantry Crane

• Design and Application: The single girder gantry crane, also known as the single main beam gantry crane, is designed for cost-effective and customizable lifting solutions. It is suitable for factories, workshops, warehouses, power stations, and logistics[5].
• Key Features:
• Lifting capacities: 5 tons, 10 tons, 16/3.2 tons, 20/5 tons, and 32/5 tons
• Safety features: Anti-hook safety devices and horizontal or vertical reverse rollers[3].
• Specialized Use:
• Large-tonnage shipbuilding gantry cranes are specially designed for shipyards, focusing on the assembly of ship sections and parts[5].

Applications and Industries

• Construction and Building: Gantry cranes are crucial in construction sites for lifting heavy materials and equipment.
• Shipbuilding: Specialized gantry cranes are used in shipyards for assembling and moving large sections of ships[5].
• Manufacturing and Metallurgy: These cranes are essential in manufacturing plants and metallurgy industries for handling heavy loads and materials[4].
• Logistics and Warehouses: Gantry cranes are used in warehouses and logistic centers for efficient material handling and storage.

Safety Features and Technologies

• Safety Loops and Derailment Catches: Prevent collisions and ensure smooth crane movement[2].
• Storm Locks and Tiedown: Prevent sliding or falling in heavy winds[2].
• Wind Speed Meter: Provides audible signals to prompt safety actions[2].
• Emergency Stops and Flashing Beacons: Integrated safety features according to crane dimensions[2].
• Anti-Corrosion Design: Humanized design with anti-corrosion features to enhance durability[5].

Operational Efficiency and Maintenance

• Efficient Processes: Gantry cranes are designed to enable efficient processes and optimize production in multiple layers[2].
• Compact Hoist Design: Compact hoists with excellent hook approaches to maximize space usage[2].
• Regular Maintenance: Kino Cranes emphasizes regular maintenance and provides outstanding global customer service to ensure optimal performance throughout the equipment’s lifetime[2].
• Advanced Hoist Options: Options include CXT wire rope hoists and S-series synthetic rope hoists, which offer features like sway control, hook centering, and slack rope prevention[2].

Customization and Support

• Customized Products: Kino Cranes offers customized gantry crane solutions to meet specific industry and application needs[1].
• Customer Service: The company provides field installation, commissioning, and training services to ensure smooth operation and maintenance of the cranes[1].
• Crane Selection and Inquiry: Users can inquire about prices and select the appropriate crane based on their specific requirements through the company’s website[4].

Conclusion

Gantry cranes from Kino Cranes are designed to meet the diverse and demanding needs of various industries. With their robust construction, advanced safety features, and customizable options, these cranes ensure efficient and safe material handling. Whether for construction, shipbuilding, or manufacturing, Kino Cranes offers comprehensive solutions to enhance operational efficiency and productivity.

China Mobile Gantry Crane Manufacturers, Suppliers, …

Guide to Portable Gantry Cranes

Introduction

Portable gantry cranes are versatile and adaptable lifting solutions used in various industrial, construction, and warehouse settings. They are known for their mobility, flexibility, and ease of use, making them an essential tool for handling light to medium loads.

Types of Portable Gantry Cranes

Portable Gantry Crane System

• Design and Mobility: These cranes are smaller and lighter, designed to be moved around any facility using casters or rubber wheels. This portability allows them to be used when needed and stored away when not in use, saving space and improving floor space flexibility[1][2][5].
• Load Capacity: Typically, portable gantry cranes have a lifting capacity ranging from 0.25 tons to 10 tons, making them suitable for light to medium lifting tasks[1][2][3].

Adjustable (Telescoping) Gantry Crane System

• Variable Dimensions: Adjustable gantry cranes have movable dimensions, including the gantry span, height, and base width. This adjustability allows them to accommodate different working environments and lifting requirements[1][5].
• Maneuverability: These cranes are highly maneuverable, enabling them to navigate around complex work areas with ease.

Rail Mounted Gantry Crane

• Design and Capacity: Rail mounted gantry cranes are light-duty cranes with a simple design and cost-effective configurations. They have capacities up to 20 tons and are used for tasks that require movement along a rail system[1][4].
• Applications: Often used in rail yards, shipping docks, and other outdoor settings where the crane needs to travel along a fixed path.

Components and Features

Support Structure

• Legs and Wheels: Portable gantry cranes are supported by freestanding legs that move on wheels or casters, allowing for easy relocation within a facility[3][5].

Horizontal Beam (Bridge)

• Load Support: The horizontal beam spans the width of the crane and serves as the main support for the load being lifted[3].

Hoist Trolley

• Lifting Mechanism: The hoist lifts and lowers the load, while the trolley moves the hoist along the horizontal beam, enabling precise positioning of the load[3].

Applications and Uses

Industrial Settings

• Warehouses and Workshops: Portable gantry cranes are commonly used in warehouses, workshops, and garages for light lifting tasks. They are ideal where the building structure cannot support an overhead crane[2][4][5].

Construction Sites

• Mobility and Flexibility: In construction projects, portable gantry cranes are valued for their mobility and ability to be quickly assembled and disassembled as crews move between sites. They are used to lift heavy items such as concrete blocks, steel beams, and lumber[2][3].

Outdoor Tasks

• Shipping and Container Yards: Portable gantry cranes are used in outdoor settings like shipping docks, container yards, and rail yards for handling containers and other heavy loads[2][4].

Benefits and Advantages

Space Efficiency

• Portability and Storage: Portable gantry cranes can be easily moved and stored, saving valuable floor space and improving the overall efficiency of the workspace[1][2][5].

Cost-Effectiveness

• Economical Solution: These cranes offer an economical solution for infrequent lifting needs, providing the same efficiency as permanent cranes without the high installation costs[2][5].

Flexibility

• Adjustable Configurations: The ability to adjust the height and span of the crane makes it versatile for different working environments and lifting requirements[1][5].

Safety and Maintenance

Safety Features

• Stability and Load Control: Portable gantry cranes are designed to remain stable when loaded, ensuring safe lifting and positioning of materials. They often come with safety features such as load limits and stability checks[3][4].

Maintenance

• Regular Inspections: Regular maintenance and inspections are crucial to ensure the crane’s longevity and safe operation. This includes checking the wheels, hoist, and trolley system for any wear or damage[3].

Conclusion

Portable gantry cranes are indispensable tools in various industries due to their mobility, flexibility, and cost-effectiveness. By understanding the different types, components, and applications of these cranes, users can select the right gantry crane to meet their specific material handling needs. Whether it’s for light lifting in a workshop or heavy-duty tasks in a construction site, portable gantry cranes offer a reliable and efficient solution.

Rail Mounted Gantry Crane Suppliers China

Since the specific website you mentioned is not accessible in the search results provided, I will create a comprehensive guide to gantry cranes based on the information from the other sources.

Gantry Cranes: A Comprehensive Guide

Introduction

Gantry cranes are versatile and powerful lifting solutions used in various industries, including construction, manufacturing, and logistics. They are known for their ability to handle heavy workloads and their adaptability to different environments.

Types of Gantry Cranes

Single Girder Gantry Cranes

• Suitable for smaller lifting applications.
• Typically used in workshops, storage facilities, and outdoor locations.
• Characterized by a single girder beam and often feature an L-shaped or A-frame leg design[2][3].

Double Girder Gantry Cranes

• Designed for high-capacity and demanding tasks.
• Feature two girder beams forming the bridge, which can accommodate top-running or under-running trolleys.
• Offer high bearing capacity, large span, and excellent stability, making them ideal for lifting loads up to several hundred tons[2][3].

Semi-Gantry Cranes

• A combination of a full gantry crane and a wall-mounted crane.
• Used for materials handling in outdoor and warehouse settings.
• Generally have a lower lifting capacity compared to full gantry cranes, typically up to 10 tons[3].

Truss Gantry Cranes

• Constructed from interconnected shafts forming a truss girder.
• Lightweight with reduced wheel pressure, suitable for windy environments.
• Can lift loads ranging from five to one hundred tons and come in various lifting heights and spans[2][3].

L-Shaped Gantry Cranes

• Feature a single beam and uniquely designed L-shaped legs.
• Efficiently handle extended loads and are commonly used in freight yards, railroad stations, and storage facilities.
• Load capacity ranges from five to fifty tons[2].

U-Shaped Gantry Cranes

• A type of double girder crane with U-shaped support legs.
• Provide additional clearance between the legs and girders, ideal for lifting large and heavy loads.
• Can be equipped with one or two hoists and extendable girders for easier loading and unloading[2].

Key Components of Gantry Cranes

Mechanical Parts

• Include the lifting mechanism, trolley traveling mechanism, and crane traveling mechanism.
• These mechanisms enable efficient transfer and lifting of loads[3].

Structural Parts

• Consist of the gantry frame and trolley.
• The gantry frame includes girders or beams elevated above the ground or floor and running parallel to it[2][3].

Electrical Parts

• Comprise electrical equipment and electrical lines.
• Include features such as hoist motors, trolley traverse motors, and bridge travel motors[1][3].

Specifications and Features

Lifting Capacity

• Can range from a few hundred pounds to several hundred tons, depending on the type of gantry crane[2][3].

Span Length

• Varies from 8 to 35 meters, depending on the application and type of crane[3].

Lifting Height

• Can be up to 10 meters or more, depending on the crane’s design and application[3][5].

Working Class

• Classified according to FEM standards (e.g., FEM A5, FEM M5), indicating the crane’s duty cycle and load handling capabilities[1][3].

Speeds

• Hoist speed, trolley traverse speed, and bridge travel speed vary but are typically adjustable (e.g., 5/0.83 m/min for hoist speed, 20 m/min for trolley traverse speed, and 32 m/min for bridge travel speed)[1].

Safety Features

• Include overload limiting devices, disk brakes in all motors, thermal protection on hoisting motors, emergency stops, anti-collision devices, and load displays[1][5].

Control Systems

• Can be operated via pendant control, radio remote control, or a combination of both[1][5].

Applications and Uses

Industrial Settings

• Used in workshops, manufacturing plants, and warehouses for general material handling and lifting tasks[3].

Outdoor Locations

• Commonly used in freight yards, railroad stations, storage facilities, and hydroelectric power stations[2][3].

Specialized Applications

• Can be customized for specific industries, such as energy production, where they may be integrated with automated systems and remote operating stations[5].

Advantages and Benefits

Efficiency and Versatility

• Gantry cranes offer efficient and cost-effective solutions for lifting and moving equipment and materials of varying sizes and weights[2].

Space Optimization

• Designed to fit different kinds of buildings, saving space with compact hoist designs[5].

Safety and Reliability

• Equipped with multiple safety features to prevent collisions, derailing, and wind damage, ensuring long-term reliability and optimal performance[5].

Maintenance and Support

• Regular maintenance and global customer service support ensure the crane operates at its best throughout its lifetime[5].

Considerations for Buying a Gantry Crane

Specifications

• Lifting capacity, lifting height, span, mechanism operating speed, working class, total weight, and wheel load are key factors to consider[3].

Customization

• Many manufacturers offer custom gantry cranes tailored to specific applications and environments[3].

Additional Accessories

• Options such as casters, end stops, adjustable height configurations, and inflatable pneumatic wheels can enhance the crane’s functionality and adaptability[4].

By understanding these aspects, you can make an informed decision when selecting or purchasing a gantry crane that meets your specific needs and ensures efficient and safe operation.

Overhead Crane – Gantry Crane | China Heavy Crane …

Guide to Dafang Cranes: Products, Capabilities, and Services

Company Overview

Henan Dafang Heavy Machine Co., Ltd. is a prominent crane manufacturer equipped with advanced production and testing equipment. The company specializes in producing a wide range of cranes, including gantry cranes, semi gantry cranes, overhead cranes, jib cranes, electric hoists, and more. With a large plant area and a comprehensive production lineup, Dafang Crane is a competitive force in both domestic and international crane markets.

Design Capabilities

• Customized Design: Dafang Crane offers customized designs to meet various working conditions. They provide drawings within 2 working days to ensure quick and tailored solutions.
• R&D Team: The company boasts a 300-member technical R&D team, ensuring continuous innovation and improvement in crane design and technology.
• Intelligent Products: Dafang Crane develops intelligent products such as low-emission unmanned overhead cranes, battery electric flat carts, fully automatic unattended slag grabs, AGV carts, and wellhead double-beam cantilever cranes.

Products Performance

• Material Preparation: The company pre-processes steel plates with shot blasting and uses a marking system to improve welding quality and adherence to welding norms.
• Lightweight Design: Cranes are designed to be lightweight while maintaining safety and ensuring a long service life.
• Pre-connected Electrical Parts: Electrical parts are pre-connected, and bolts are in place to facilitate easy operation and installation.

Product Range

Overhead Cranes

• Configurations: Overhead cranes come in four main configurations: single girder, double girder, top running, and underhung systems.
• Components: Key components include the bridge (main beam, end beam, platform), lifting mechanism (motor, reducer, drum, brake), crane and trolley travelling mechanisms, control room, and trolley conductive devices.
• Motion: Overhead cranes have three directions of motion: longitudinal movement along the runway beams, lateral movement along the main beam, and vertical lifting movement.
• Control Methods: Control methods include handheld push button pendants, wireless remote control, or cabin control, depending on user preference and application[3][5].

Gantry Cranes

• Structure: Gantry cranes consist of metal structure, lifting mechanism, running mechanism, and safety protection system. The metal structure includes the main beam, end beam, support legs, and lower beams.
• Types: Gantry cranes come in various types such as full gantry cranes, semi gantry cranes, and cantilever gantry cranes. They can also be classified into single beam and double beam gantry cranes based on the main beam structure.
• Applications: Gantry cranes are used in different applications including general gantry cranes, container gantry cranes, shipyard gantry cranes, and hydro-power station gantry cranes[4].

Testing and Quality Assurance

• Testing Center: Dafang Crane has a comprehensive testing center with non-destructive inspection rooms (ultrasonic defect detector, magnetic particle defect detector), mechanics inspection and chemical inspection rooms (universal testing machine, impact testing), and metallographic analysis and hardness inspection rooms (400 times metallographic microscope, rockwell hardness tester).
• Quality Control: The company conducts random inspections before raw material production, tracks every production process through the QC department, and ensures qualified counts and checks before delivery to maintain high-quality goods.

Service and Maintenance

• Spare Parts: Dafang Crane maintains a stock of matched spare parts, ensuring timely availability when needed.
• Installation and Commissioning: Installation engineers can be dispatched for field installation and commissioning within 48 hours if required.
• After-Sales Service: The company offers a full range of after-sales services, including crane installation, commissioning, staff training, and free technical consultation.

Transportation

• Delivery Options: Cranes can be delivered by bulk, container, or other suitable methods.
• Packing: Electric parts are packed in plywood crates to reduce distortion during transport. The Quality Test Department supervises the loading process to ensure no goods are left out.

Global Presence

Dafang Crane has offices in several countries including the Philippines, Indonesia, Malaysia, Pakistan, and Uzbekistan, providing local support and services to customers worldwide.

Customer Support

• Custom Solutions: Dafang Crane provides perfect material handling solutions tailored to special lifting requirements.
• Customer Cases: The company has a portfolio of customer cases showcasing their successful implementations and solutions.
• Inquiry Process: Customers can contact Dafang Crane professionals to get a suitable crane solution by providing basic information such as rated load, span of the crane, lifting height, type of load or material, and other special requirements[2][3].

China Gantry crane manufacturers …

Gantry Cranes: A Comprehensive Guide

Introduction

Gantry cranes are versatile and essential pieces of equipment in various industrial and construction settings. They are similar to bridge cranes but use legs to support the bridge instead of suspended runways. Here is a detailed guide to gantry cranes, focusing on their types, applications, and key features.

Types of Gantry Cranes

Single Girder Gantry Cranes

• These cranes have one girder or beam that supports the hoist and trolley.
• They are lighter, more cost-effective, and suitable for lighter loads and smaller spans[4].

Double Girder Gantry Cranes

• These cranes have two girders or beams that support the hoist and trolley.
• They offer higher lifting capacities and are more robust, making them ideal for heavy-duty applications and larger spans[4].

FEM European Design Gantry Cranes

• These cranes are designed according to FEM (Fédération Européenne de la Manutention) standards, ensuring high quality and reliability.
• They are available in both single and double girder configurations[1][4].

Heavy Duty Gantry Cranes

• Designed for busy and heavy working conditions, these cranes can handle loads up to 200 tons.
• They are suitable for industries that require high lifting capacities and frequent use[4].

Applications of Gantry Cranes

Outdoor Applications

• Gantry cranes are commonly used in outdoor settings such as shipyards, railyards, and construction sites where overhead room may be limited or where full beams and columns cannot be installed[3].

Indoor Applications

• They can be used indoors where existing bridge cranes are present but additional lifting capacity is needed.
• Ideal for steel mills, factories, and other industrial environments where overhead space is an issue[3].

Special Projects

• Gantry cranes are used in special outdoor projects like the construction of bridges and other large-scale infrastructure projects[3].

Key Features and Specifications

Lifting Capacity

• Gantry cranes are available with various lifting capacities ranging from a few tons to over 200 tons, depending on the model and configuration[3][4].

Span and Lift Height

• The span of the crane (the distance between the legs) and the lift height can be customized to fit specific application needs. Common spans range from a few meters to over 20 meters, and lift heights can go up to 12 meters or more[3].

Control and Operation

• Gantry cranes can be controlled via wireless remote, pendant control, or cabin control.
• They often feature frequency inverter control for precise and smooth operation[3].

Electrical and Mechanical Components

• High-quality electrical components such as Chint brand electrical parts and advanced motors (e.g., Shanghai Huyuan brand brake motors) are used to ensure reliability and efficiency.
• The use of electromagnetic braking technology reduces mechanical noise and enhances stability[3].

Customization

• Gantry cranes can be customized to meet specific user requirements, including different lifting capacities, spans, and control systems[1][3][4].

Installation and Operation Considerations

Installation Location

• Gantry cranes can be installed both indoors and outdoors. The installation location affects the design and specifications of the crane[3].

Power Supply

• The power supply requirements need to be considered, including voltage and frequency (e.g., 220V/60Hz/3P or 380V/50Hz/3P)[3].

Travel Length and Rails

• The crane legs travel on fixed rails embedded in or laid on top of the floor. The travel length and type of rails are important factors in the installation process[3].

After-Sales Service and Warranty

Warranty

• Gantry cranes typically come with a warranty period, often up to 1 year, to ensure the customer is protected against any manufacturing defects[3].

After-Sales Service

• Comprehensive after-sales service is available, including maintenance, repair, and technical support. Tavol Cranes has a network of sales and after-sales service agents worldwide[2][3].

Conclusion

Gantry cranes are highly versatile and powerful tools that can be tailored to various industrial and construction needs. Understanding the different types, applications, and key features of gantry cranes is crucial for selecting the right equipment for your specific requirements. With their robust design, advanced technology, and comprehensive after-sales support, gantry cranes from reputable manufacturers like Tavol Cranes can significantly enhance operational efficiency and safety.

200t weight gantry crane

Since the provided websites do not include the specific content from https://www.eurocranegroup.com/semi-gantry-crane/56641889.html, I will create a comprehensive guide based on the general information available from the other sources.

Guide to Semi Gantry Cranes

Introduction

A semi gantry crane is a hybrid of overhead and gantry cranes, designed to offer the benefits of both types. It is particularly useful in scenarios where one end of the crane needs support from a structure, while the other end is self-supported through its own legs.

Components and Design

• Bridge: The main horizontal beam that spans the area where the crane operates.
• Crane Running Mechanism: The system that allows the crane to move along its length.
• Trolley Running Mechanism: The system that enables the trolley to move along the bridge.
• Hoisting Mechanism: The system responsible for lifting and lowering loads[1][3][5].

Types of Semi Gantry Cranes

Single Girder Semi Gantry Crane

• Load Capacity: Up to 20 tons.
• Span: Up to 30 meters.
• Lifting Height: Up to 15 meters.
• Control: Can be controlled via pendant or remote radio controller.
• Features: Quick and easy installation, low investment costs, and low structural load[1][3].

Double Girder Semi Gantry Crane

• Load Capacity: Up to 32 tons or more, depending on the manufacturer.
• Span: Up to 30 meters.
• Lifting Height: Up to 12 meters.
• Control: Pendant pushbutton control and remote control.
• Features: Compact structure, light weight, easy operation and maintenance, and optional features like variable speed control and soft starter[2][5].

Technical Parameters

General Specifications

• Load Capacity: Ranges from 1 ton to 70 tons depending on the model.
• Span: Up to 35 meters.
• Lifting Height: Up to 18 meters.
• Lifting Speed: Varies from 0.33 m/min to 11.5 m/min.
• Trolley Running Speed: Up to 40 m/min.
• Crane Running Speed: Up to 40 m/min[1][2][4].

Work Duty

• Semi gantry cranes can be classified under various work duty categories such as A3, A4, A5, and up to A7, indicating their suitability for different levels of usage and application[1][4].

Applications

Semi gantry cranes are versatile and can be used in various industrial settings, including:
– Manufacturing and Metallurgy: For general-purpose workshops and heavy-duty lifting tasks.
– Steel Stockyards: For handling and moving heavy steel materials.
– Mines: For lifting and transporting heavy loads in mining operations.
– Concrete Industry: For handling concrete and construction materials.
– Warehouses and Factories: For indoor and outdoor material handling.
– Ports and Shipbuilding: For heavy lifting tasks in maritime environments[1][3][5].

Benefits

• Space Optimization: Allows for efficient use of floor space by selecting the optimal span.
• No Headroom Constraint: Suitable for outdoor work without the need for additional headroom.
• Easy Installation: Quick and easy installation process.
• Low Investment Costs: Lower costs compared to full gantry or overhead cranes.
• Low Structural Load: Does not impose significant structural load on the building.
• Flexibility: Can be installed below an existing overhead crane to enhance shop floor efficiency[1][2][5].

Safety Features

• Limit Switches: For crane and trolley traveling limits.
• Emergency Stop Function: Immediate stop in case of emergencies.
• Weight Overload Protection: Prevents lifting loads beyond the crane’s capacity.
• Lifting Height Limiter: Ensures the crane does not exceed the safe lifting height.
• Voltage Lower Protection: Protects against voltage drops.
• Phase Sequence Protection: Ensures correct phase sequence to prevent motor damage.
• Wireless Infra-Detector for Anti-Collision: Prevents collisions between cranes[5].

Certifications and Standards

Semi gantry cranes are designed to comply with various national and international standards, such as FEM and ISO standards, ensuring safety and reliability[2].

Maintenance and Service

• Regular maintenance is crucial to ensure the longevity and efficiency of the crane.
• Many manufacturers offer comprehensive service support, including 24/7 customer service and availability of spare parts[2].

By understanding these aspects, users can make informed decisions when selecting and utilizing semi gantry cranes for their specific industrial needs.

China Gantry Crane Suppliers and Manufacturers

Gantry Cranes: A Comprehensive Guide

Introduction

Gantry cranes are versatile and powerful lifting solutions used in various industries, including construction, manufacturing, ports, and warehouses. They are known for their efficiency, durability, and ability to handle heavy loads. Here is a detailed guide to help you understand the specifications, types, and applications of gantry cranes.

Types of Gantry Cranes

Single Girder Gantry Cranes

• Description: These cranes feature a single girder beam and are suited for smaller lifting applications. They are lighter, more cost-effective, and often used in workshops, storage facilities, and outdoor locations[3][4].
• Specifications: Typically have a lifting capacity up to 12.5 tons, a span length up to 20 meters, and a lifting height up to 10 meters[4].

Double Girder Gantry Cranes

• Description: Designed for high-capacity and more demanding tasks, these cranes feature two girder beams. They are ideal for extremely heavy-duty applications and can handle loads reaching hundreds of tons[3][4].
• Specifications: Can have a lifting capacity from 5 to 500 tons, a span length from 12 to 35 meters, and are available in both semi-gantry and full gantry configurations[2][3].

Semi-Gantry Cranes

• Description: These cranes have one leg that runs on a rail or track, while the other leg is supported by the building or another structure. They are widely used for materials handling in warehouses and outdoor places[2][3].
• Specifications: Generally have a lifting capacity from 2 to 10 tons and a span length from 8 to 20 meters[2].

L-Shaped Gantry Cranes

• Description: Featuring L-shaped legs, these cranes are designed to handle extended loads efficiently. They are commonly used in freight yards, railroad stations, and storage facilities[3].
• Specifications: Can have a load capacity ranging from 5 to 50 tons, with low dead weight and minimal wheel pressure[3].

U-Shaped Gantry Cranes

• Description: These cranes have support legs designed in a “U” configuration, providing additional clearance between the legs and the girders. They are ideal for lifting large and heavy loads[3].
• Specifications: The girders can extend on one or both sides to create cantilevers, facilitating easier loading and unloading[3].

Truss Gantry Cranes

• Description: Designed for windy environments, these cranes are known for their high safety, lower price, and lighter weight. They are suitable for applications requiring stability and durability[2].
• Specifications: Can have a lifting capacity from 1 to 50 tons and a span length from 12 to 35 meters[2].

Portable and Adjustable Height Gantry Cranes

• Description: These cranes are made of lightweight materials such as aluminum and are designed for easy transport and setup. They are often used in various work areas and job sites[5].
• Specifications: Adjustable height gantry cranes can alter their height to accommodate different lift requirements, with typical height adjustment ranges and options for inflatable pneumatic wheels for rough surfaces[5].

Key Components of Gantry Cranes

Mechanical Parts

• Lifting Mechanism: Includes the hoist and its associated motors and controls.
• Trolley Traveling Mechanism: Allows the trolley to move along the girder.
• Gantry Crane Traveling Mechanism: Enables the crane to move along its rails[2].

Structural Parts

• Gantry Frame: The main structure of the crane, which includes the girders and legs.
• Trolley: Moves along the girder and supports the hoist[2][3].

Electrical Parts

• Electrical Equipment: Includes motors, control panels, and electrical lines.
• Control Systems: Can include pendant controls, radio remote controls, and advanced automation systems[2][4].

Specifications and Features

Lifting Capacity and Height

• Gantry cranes can have lifting capacities ranging from a few hundred pounds to several hundred tons. The lifting height can vary from a few meters to over 15 meters, depending on the model[2][3][4].

Span Length

• The span length of gantry cranes can range from 8 to 35 meters, accommodating different workspace requirements[2][3].

Working Class

• Gantry cranes are classified into different working classes (e.g., A3, A4, A5, A6) based on their duty cycles and load handling capabilities[2][4].

Speeds

• Hoist Speed: Can be dual-speed or inverter-controlled, offering efficient lifting operations.
• Trolley Traverse Speed: Typically stepless and can range up to 20 meters per minute.
• Bridge Travel Speed: Can be up to 32 meters per minute, depending on the crane model[1][2].

Safety Features

• Overload Limiting Device: Prevents the crane from lifting loads beyond its capacity.
• Emergency Stop: Located on each leg of the crane for immediate shutdown.
• Anti-Collision Devices: Prevent collisions between cranes or other obstacles.
• Load Display: Shows the current load being lifted.
• Storm Locks and Wind Speed Meters: Ensure safety during heavy winds[1][4].

Control Options

• Pendant Control: A traditional method of controlling the crane.
• Radio Remote Control: Offers greater flexibility and safety.
• Automation: Some cranes come with full or semi-automation capabilities, including remote operating stations[1][4].

Applications

Workshops and Storage Facilities

• Single girder and semi-gantry cranes are commonly used in these settings for small to medium lifting tasks[2][3].

Ports and Hydroelectric Power Stations

• Double girder and heavy-duty gantry cranes are often used in these environments due to their high lifting capacities and durability[2][3].

Outdoor and Construction Sites

• Truss and L-shaped gantry cranes are suitable for outdoor applications, especially in windy or challenging environments[2][3].

Warehouses and Freight Yards

• Semi-gantry and double girder cranes are used here for efficient material handling and heavy lifting tasks[3].

Maintenance and Safety

Regular Maintenance

• Regular maintenance is crucial to ensure the optimal performance and longevity of the crane. This includes checking mechanical, structural, and electrical components[4].

Safety Protocols

• Implementing safety protocols such as operator training, regular inspections, and adherence to safety features like emergency stops and anti-collision devices is essential[1][4].

Conclusion

Gantry cranes are versatile and powerful tools that cater to a wide range of lifting needs across various industries. Understanding the different types, specifications, and applications of gantry cranes can help you select the most suitable crane for your specific requirements. Ensuring proper maintenance and adhering to safety protocols are key to maximizing the efficiency and lifespan of these critical pieces of equipment.

Heavy Duty Gantry Crane

Since the specified website is not accessible, the following guide is compiled based on the general information available from similar sources on double girder gantry cranes.

Double Girder Gantry Crane: A Comprehensive Guide

Introduction

Double girder gantry cranes are a type of heavy-duty crane widely used in various industries for their efficiency, versatility, and high lifting capacities. These cranes feature two horizontal main beams (girders) supported by vertical legs that run along rails or wheels.

Components and Structure

• Bridge: The main structure consisting of two girders that support the trolley and the load.
• Trolley: The part that travels along the bridge, carrying the hoist mechanism.
• Crane Travelling Mechanism: This includes the wheels and tracks that allow the crane to move horizontally.
• Electric System: The system that powers the crane’s movements and lifting operations.

Key Parameters and Specifications

Lifting Capacity

• Double girder gantry cranes have a lifting capacity ranging from 5 tons to over 500 tons, making them suitable for handling heavy loads in various applications[2][3].

Span

• The span refers to the distance between the two vertical legs of the crane. It typically ranges from 5 meters to 35 meters but can be customized to meet specific operational needs. A wider span provides greater coverage and versatility in lifting operations[2].

Lifting Height

• The lifting height is the vertical distance the crane can lift loads, determined by the height of the supporting structure and the hoist mechanism. Typical lifting heights range from 6 meters to 18 meters[2].

Duty Cycle

• The duty cycle indicates the operational frequency and intensity of use. Double girder gantry cranes are classified into different duty cycles (e.g., A3 to A8), with A3 representing light-duty applications and A8 indicating heavy-duty use. Choosing the right duty cycle ensures the crane can withstand the demands of the application[2].

Travel Speed

• Travel speed refers to the speed at which the crane can move horizontally along the tracks. Standard travel speeds range from 16 to 50 meters per minute, depending on the specific model and configuration. Adjustable speeds can enhance operational efficiency[2].

Applications

• Logistics Hubs and Railway Freight Yards: Double girder gantry cranes are widely used for efficient container handling in these areas[2].
• Open Warehouses and Rail Sides: They are used for general material handling and lifting work in open warehouses and along rail sides[1].
• Heavy Industry: Commonly used in shipbuilding, pre-casting concrete, stone handling, road and subway construction, and other heavy-duty industries[3].

Advantages

Stability and Strength

• The design with two horizontal main beams provides greater stability and strength, allowing for heavier loads and more precise lifting operations[5].

Versatility

• Double girder gantry cranes can be customized to fit various working conditions and are adaptable to both indoor and outdoor environments where overhead crane runways are not practical[1].

Efficiency

• These cranes offer high operational efficiency due to their adjustable travel speeds and lifting capacities, making them suitable for a wide range of tasks[5].

Installation and Maintenance

• Installation: Requires careful planning and execution to ensure the crane is properly aligned and securely anchored to the ground or supporting structure.
• Maintenance: Regular maintenance is crucial to extend the lifespan of the crane. This includes checking the electrical system, lubricating moving parts, and inspecting the structure for any signs of wear or damage.

Safety Considerations

• Load Capacity: Never exceed the maximum load capacity to avoid accidents and damage to the crane.
• Operational Training: Ensure operators are properly trained to handle the crane safely and efficiently.
• Regular Inspections: Conduct regular inspections to identify and address any potential safety issues.

By understanding these key aspects of double girder gantry cranes, users can make informed decisions about their selection, operation, and maintenance, ensuring safe and efficient lifting operations in various industrial settings.

The world’s largest gantry crane – Knowledge

Since the provided websites do not include the specific content from the URL you mentioned, I will create an in-depth guide based on the most relevant and valuable information available from the other sources regarding the world’s largest and most powerful gantry cranes.

The World’s Largest and Most Powerful Gantry Cranes

Introduction

Gantry cranes are among the most formidable machines in the construction and offshore industries, known for their immense lifting capacities and versatility. This guide will delve into the features, capabilities, and applications of the world’s largest and most powerful gantry cranes.

Taisun Gantry Crane

Overview

The Taisun Gantry Crane, located in Yantai, Shandong Province, China, is one of the world’s strongest cranes. Here are its key features:
– Lifting Capacity: The Taisun Gantry Crane boasts an astonishing lifting load of 20,000 metric tons, making it an invaluable asset in various construction projects, particularly in the offshore industry[1][4][5].
– Height and Lift Height: It stands at a height of 133 meters and can lift objects as high as 80 meters in the air[1][4][5].
– Span and Wire Rope: The crane has a span of 120 meters and requires nearly 50,000 meters of wire rope to operate[5].

Applications

The Taisun Gantry Crane is primarily used for lifting heavy offshore vessels such as drilling semi-submersibles and FPSOs (Floating Production Storage and Offloading). It facilitates the simultaneous construction of the lower and upper parts of the vessel, significantly reducing project schedules and improving safety and quality[1][5].

Record-Breaking Feats

The Taisun Gantry Crane holds the Guinness World Record for the heaviest weight lifted by a crane, having lifted a barge ballasted with water weighing 20,133 metric tons in 2008. Although this record was later surpassed, it remains a testament to the crane’s incredible capabilities[5].

World’s Largest Goliath Gantry Crane

Overview

Located in Rio Grande do Sul, southern Brazil, this Goliath Gantry Crane is the largest of its kind:
– Lifting Capacity: It has a lifting capacity of 2,000 tons[2][3].
– Rail Span: The crane features an impressive rail span of 210 meters[2][3].
– Weight: The complete crane weighs around 6,506 tons[3].

Applications

This crane is used initially to assemble eight hulls of FPSO ships for offshore oil production projects. It is expected to enhance the productivity and competitiveness of the Polo Naval do Rio Grande shipyard[2][3].

Key Features and Comparisons

Height and Reach

• The Taisun Gantry Crane stands at 133 meters and can lift objects up to 80 meters high, while the Goliath Gantry Crane in Brazil, though not as tall, has a significant rail span of 210 meters[1][4][3].

Lifting Capacity

• The Taisun Gantry Crane has the highest lifting capacity at 20,000 metric tons, far exceeding the 2,000 tons of the Goliath Gantry Crane in Brazil[1][4][3].

Construction and Installation

• The Taisun Gantry Crane was designed by DHHI and built for specific offshore projects, while the Goliath Gantry Crane was provided by Konecranes and constructed in Finland and South Korea[5][2].

Applications in the Offshore and Construction Industries

Offshore Projects

Both the Taisun and the Goliath Gantry Cranes are crucial in the offshore industry for assembling and installing large modules on offshore vessels such as FPSOs and drilling semi-submersibles. These cranes enable the efficient and safe construction of these complex structures[1][2][5].

Construction Efficiency

The use of these massive gantry cranes significantly reduces project timelines by allowing simultaneous construction of different parts of the vessel. This approach also improves manpower efficiency and enhances safety and quality standards[5].

Conclusion

The Taisun Gantry Crane and the world’s largest Goliath Gantry Crane are engineering marvels that have revolutionized the offshore and construction industries. Their extraordinary lifting capacities, impressive heights, and extensive rail spans make them indispensable tools for handling the heaviest and most complex construction tasks. These cranes exemplify the pinnacle of modern engineering and continue to set new standards in lifting technology.

Frequently Asked Questions (FAQs)

Here are five frequently asked questions about gantry cranes in China, along with detailed answers:

What is a Gantry Crane and How Does it Work?

A gantry crane is a type of heavy-duty lifting equipment typically used in industrial settings to hoist and move heavy objects. It consists of a bridge-like structure supported by two upright legs, which are usually mounted on wheels or rails. The crane operates by using a trolley that moves along the rail or wheel system, equipped with a hook or other lifting mechanism. The operator controls the crane to lift the load off the ground, move it along the rails or wheels to the desired location, and then lower it to the ground or onto another surface. This process allows for efficient and precise handling of heavy loads over a large area.

What Are the Advantages of Sourcing Gantry Cranes from China?

Sourcing gantry cranes from China offers several advantages. One of the main benefits is the significant cost savings due to China’s competitive pricing, driven by lower labor and production costs. Chinese manufacturers provide a wide range of gantry crane models with various load capacities, spans, and lifting heights, allowing buyers to find a crane that meets their specific requirements. Additionally, China’s robust industrial infrastructure and extensive manufacturing capabilities ensure high-quality products and reliable after-sales support, including maintenance, repairs, and spare parts availability.

What Are the Key Considerations When Purchasing a Gantry Crane from China?

When purchasing a gantry crane from China, several key considerations are crucial. First, it is essential to establish a rigorous quality control process to ensure the crane meets required safety and performance standards. This involves engaging with reputable suppliers who have a well-established quality control system. Another important consideration is the after-sales service and support, including maintenance, repairs, and the availability of spare parts. Additionally, buyers should consider the logistics and costs involved in shipping the crane from China and ensure proper installation by professional services. Compliance with local regulations and standards is also vital to avoid legal issues and ensure safety.

What Are the Risks Associated with Sourcing Gantry Cranes from China?

Sourcing gantry cranes from China comes with several risks. One major concern is the potential for inferior quality or counterfeit products. To mitigate this risk, it is crucial to conduct thorough research on the reputation and reliability of the chosen supplier and to perform factory inspections or request product samples. Another risk is the language and communication barriers, which can be overcome by engaging with suppliers who have proficient English-speaking staff or by using local agents. Fluctuating raw material costs, particularly for steel, can also impact the cost of crane production, and intense competition among manufacturers can lead to reduced profit margins.

What Information Do I Need to Provide When Inquiring About a Gantry Crane?

When inquiring about a gantry crane, it is important to provide detailed information to ensure you receive an accurate and suitable proposal. Key details include the load capacity required, whether it is a single girder or double girder crane, the lifting height, and the span of the main girder. Additionally, you should specify the power supply requirements, travel distance, and whether you need to purchase the travel rails. Information about the application scenarios, operating hours per day, and whether the crane will work at full load is also necessary. Providing photos of the crane working site can further help in tailoring the solution to your needs.