In the heart of China’s rapid industrial and infrastructure development, the heavy duty crane industry plays a pivotal role, driving the country’s ambitious projects and economic growth. As China continues to invest heavily in infrastructure, including railways, roads, highways, airports, and ports, the demand for advanced and efficient cranes has never been more pressing.

This in-depth guide delves into the dynamic landscape of China’s heavy duty crane market, providing insights into the current trends, future projections, and innovative technologies shaping the industry. Readers will gain a comprehensive understanding of the market’s size and growth potential, with forecasts indicating the China crane market is set to reach USD 245 billion and 200,170 units by 2027.

You will learn about the shifting preferences towards medium and large-tonnage cranes, the integration of smart technologies such as IoT, telematics, and automated safety features, and the key players dominating the market. The guide also explores the impact of government policies, foreign investments, and the

Heavy-duty Crane

Heavy-Duty Truck Cranes: A Comprehensive Guide

Introduction

Heavy-duty truck cranes are indispensable tools in various industries, including construction, mining, logistics, and more, where lifting and transporting heavy loads are routine tasks. This guide provides an in-depth look at the key features, applications, and considerations for selecting the right heavy-duty truck crane.

Key Features of Heavy-Duty Truck Cranes

Maximum Lifting Capacity

The maximum weight the crane can lift is a critical factor in determining its suitability for different tasks. Cranes like the BOB-LIFT 8 Ton Telescopic Boom Truck Mounted Crane have a maximum lifting capacity of 8000 kg, while more powerful models like the BOB-LIFT 20 Ton Telescopic Boom Truck Mounted Crane can lift up to 20000 kg[1].

Maximum Lifting Moment

This measure indicates the crane’s lifting power and stability. A higher lifting moment, such as 51 ton.m for the BOB-LIFT 20 Ton model, signifies a more powerful and stable crane[1].

Recommended Power

The power required to operate the crane efficiently is crucial. For example, the BOB-LIFT 8 Ton crane requires 27 KW, while the 20 Ton model needs 55 KW[1].

Boom Type

• Telescopic Boom: Extends and retracts for greater reach and flexibility. Models like the BOB-LIFT SQ8SU4 and SQ20SU4 feature telescopic booms[1].
• Articulating Boom: Offers better maneuverability and is ideal for confined spaces. Cranes like the HIAB X-HiPro 232 and Palfinger PK 150002 use articulating booms[1].

Construction and Durability

Heavy-duty cranes should be constructed from high-quality materials to withstand harsh environments and heavy use. Companies like BOB-LIFT emphasize strict quality system requirements in design, purchasing, manufacturing, testing, and service[3].

Advanced Control Systems

Modern heavy-duty truck cranes come with advanced control systems for precise operation and enhanced safety.

HiPro Control System

Features like the HiPro control system from HIAB include Overload Protection (OLP), Automatic Speed Control (ASC), and Variable Stability Logic (VSL), which ensure safe and efficient operations by preventing overload conditions and reducing dynamic loading[2].

Semi Automatic Folding

Semi Automatic Folding (SAF) simplifies the stowing process, protecting both the crane and the truck from damage. This feature allows for a single-lever operation to fold and unfold the crane[2].

Applications

Heavy-duty truck cranes are used in a variety of industries for different applications:
– Construction: Lifting and placing building materials, installing prefabricated components.
– Mining: Transporting heavy mining equipment, moving extracted materials.
– Logistics: Loading and unloading cargo.
– Energy Sector: Supporting infrastructure development, heavy lifting tasks.
– Demolition: Demolition tasks and site clearance.
– Utility and Maintenance: General utility and maintenance tasks[1].

Choosing the Right Crane

Assessing Lifting Needs

Understand your specific lifting requirements, including the maximum weight and reach needed for your tasks.

Consider the Power Requirements

Ensure your vehicle’s engine can provide the necessary power to operate the crane efficiently.

Evaluate the Boom Type

Choose between telescopic and articulating booms based on the need for reach and maneuverability in your work environment.

Check the Control Systems

Look for advanced control systems that enhance safety and efficiency, such as overload protection and automatic speed control.

Maintenance and Service

Regular maintenance is crucial to extend the lifespan of the crane. Companies like BOB-LIFT emphasize customer satisfaction and provide comprehensive service support, including strict quality control measures and international certifications like CE and ISO 9001:2008[3].

Conclusion

Selecting the right heavy-duty truck crane involves a thorough understanding of your lifting needs, the crane’s features, and its applications. By considering factors such as lifting capacity, boom type, power requirements, and advanced control systems, you can ensure efficient, safe, and reliable operations for your heavy lifting tasks.

China EOT Cranes Manufacturer Tavol Brand Double …

Guide to Tavol Brand Double Beam Bridge Cranes

Overview

Tavol Brand Double Beam Bridge Cranes, also known as double girder overhead cranes or QD type bridge cranes, are designed for heavy-duty applications and are widely used in various industrial settings. Here is a comprehensive guide to these cranes, covering their structure, specifications, applications, and other key aspects.

Structure and Components

Main Components

• Main Beam: The crane consists of two girder beams that form the bridge.
• End Carriages: These are supported by an end truck on each side of the bridge.
• Hoist or Winch: The electric winch trolley runs on a rail installed above the bridge girders.
• Electric Power Transmission Device: This includes the necessary electrical components for operation.
• Operation Room: Optional cabin control for more complex operations[2].

Specifications

Load Capacity

• The double girder bridge cranes are available in various load capacities ranging from 5 tons to 200 tons, including combinations like 20/5 tons, 32/5 tons, and 50/10 tons[2].

Span

• The span of these cranes can be customized but typically ranges from 6 meters to 31.5 meters[2].

Lifting Height

• The lifting height can vary from 1 meter to 60 meters, depending on the application requirements[2].

Work Duty

• These cranes are designed for heavy-duty work frequencies and can be classified under work duties A5/M5, A6/M6, and A7/M7[2].

Control Methods

• The cranes can be controlled via remote control or cabin control, offering flexibility in operation[2].

Electrical and Mechanical Parts

• Electrical parts are from reputable brands such as CHINT or Schneider.
• Motors and bearings are from Chinese famous brands, ensuring reliability and durability[2].

Performance and Speed

Lifting Speed

• The hoist lifting speed ranges from 0 to 10 meters per minute[2].

Cross Travel Speed

• The winch traverse speed can be up to 40 meters per minute[2].

Long Travel Speed

• The long traveling speed of the crane can reach up to 80 meters per minute[2].

Applications

Industrial Use

• These cranes are highly applicable in various heavy-duty industrial environments, including:
• Steel plants
• Cement plants
• Power plants
• Mine industry
• Food industry
• Chemical industry
• Shipyards
• Stone yards
• Warehouses
• Mechanic processing workshops
• Subsidiary workshops of metallurgical mills
• Goods yards[2].

Specific Tasks

• They are used for transfer, assembly, check, repair, loading, and unloading tasks in these industries.

Additional Features and Services

Customization

• The cranes can be customized to meet specific span, lifting height, and load capacity requirements[1][2][3].

Maintenance and Service

• Convenient maintenance features are included, such as aesthetic painting and light dead weight.
• After-sales service includes supply of spare parts within the warranty period and overseas installation services[1][3].

Packaging and Shipping

• The cranes are carefully packed to prevent damage during transportation. Electronic control components are packed in high-quality plywood crates, and main beams are wrapped in plastic woven cloth[2][3].

Warranty and Certification

Warranty

• The cranes come with a warranty period of 1 to 2 years, depending on the model[1][3].

Certification

• All products are certified with CE and ISO9001, ensuring compliance with international quality standards[1].

Conclusion

Tavol Brand Double Beam Bridge Cranes are robust and versatile lifting solutions designed to handle heavy-duty tasks in various industrial settings. With their customizable options, high working efficiency, and reliable components, these cranes are ideal for industries requiring precise and powerful material handling. The comprehensive after-sales service and strict quality control measures further enhance their value, making them a reliable choice for industrial applications.

China Heavy Duty Crane Trucks For Sale, … – CLW Group

Heavy Duty Crane Trucks: A Comprehensive Guide

Introduction

Heavy duty crane trucks are specialized vehicles designed for lifting, turning, and transporting heavy cargo. These trucks are integral in various industries, including construction, mining, and emergency rescue operations.

Components of Heavy Duty Crane Trucks

• Truck Chassis: The base of the crane truck, typically from reputable manufacturers like Sinotruk HOWO.
• Truck-Mounted Accessories: These include cargo compartments, power take-offs, and other necessary fittings.
• Crane: The primary lifting mechanism, which can vary in capacity and type (e.g., folding booms, solid cranes).
• Hydraulic Systems: Essential for the operation of the crane, often featuring imported components for reliability.

Key Features and Capabilities

Lifting and Transport

• Heavy duty crane trucks are equipped with hydraulic lifting and telescopic systems, allowing for efficient lifting, turning, and transporting of cargo[4].

Operational Efficiency

• These trucks are designed for high working efficiency, with features such as wireless control systems, weight display systems, and optional hoist installations for ease of operation[3].

Safety and Reliability

• The hydraulic systems and consumable parts are often imported to ensure 100% safety and reliability in various operating environments. The trucks also come with safety devices like alarms for rope tension[3].

Customization

• Heavy duty crane trucks can be customized with different lengths of cargo boxes and various tonnage cranes to suit specific needs. Additional features like water tanks for truck-mounted sprinklers can also be installed[1].

Applications

Construction and Infrastructure

• Widely used in municipal construction, coal mine engineering, and landscaping for the hoisting and transportation of materials and equipment[1].

Emergency Rescue

• Equipped with emergency operation equipment, these trucks are crucial in road fault vehicle rescue, urban peccancy vehicles, and other emergency situations[4].

Mining and Heavy Industry

• Used for lifting and transporting large-scale or heavy-duty goods and machine equipment in mining and other heavy industries[2].

Maintenance and Operation

Operator Training

• Operators must receive guidance and training from the manufacturer to understand the structure and performance of the vehicle. This includes obtaining experience in crane operation and maintenance[4].

Regular Maintenance

• Regular maintenance is critical to prolong the service life of the truck crane. This includes lubrication of lubrication points, especially during the running-in period, to prevent wear and tear on components[4].

Safety Precautions

• Strengthening the lubrication of lubrication points and adhering to manufacturer requirements can reduce the occurrence of early failures and improve operational efficiency[4].

Specifications and Configurations

Chassis and Engine

• Often based on Sinotruk HOWO heavy-duty cargo chassis with powerful diesel engines, such as 4-stroke, water-cooled, straight-line 6 cylinders[2].

Crane Parameters

• Can include features like folding booms, maximum lift quality up to 25 tons, maximum lifting moment, operating radius, and lifting height. Additional features may include hydraulic outriggers and full rotation capabilities[2].

Dimensions and Weight

• Varying dimensions and weights depending on the model, such as curb weight, payload weight, wheelbase, and overall dimensions[2].

Conclusion

Heavy duty crane trucks are versatile and essential vehicles in various industries, offering a combination of lifting, turning, and transporting capabilities. Proper maintenance, operator training, and customization options ensure these trucks provide reliable and efficient service. Understanding the components, features, and applications of these trucks is crucial for their effective use.

China XCMG QUY350 Superlift 350 Ton Crane Heavy …

XCMG QUY350 Superlift 350 Ton Crawler Crane: A Comprehensive Guide

Overview

The XCMG QUY350 is a high-capacity crawler crane manufactured by XCMG, a leading Chinese heavy equipment manufacturer. This crane is renowned for its robust design, advanced technology, and versatile application in various construction and industrial projects.

Key Parameters and Specifications

Lifting Capacity

• Max. Lifting Capacity: 350 tons[1][2][3].

Boom and Jib Lengths

• Main Heavy Boom Length: 24-84 meters (standard working condition), 36-84 meters (superlift working condition)[1][2][3].
• Main Light Boom Length: 42-102 meters (standard working condition), 78-120 meters (superlift working condition)[1][2][3].
• Fixed Jib Length: 12-36 meters[1][2][3].
• Tower Attachment Length: 24-72 meters[1][2][3].

Operational Speeds

• Max. Single Line Hoisting Speed: 130 m/min (with no load, at 6th layer)[1][2][3].
• Max. Single Line Speed for Boom Elevating System: 44 m/min x 2 (with no load, at 6th layer)[1][2][3].
• Max. Single Line Speed for Tower Attachment Elevating System: 110 m/min (with no load, at 6th layer)[1][2][3].
• Max. Single Line Speed for Sideways Superlift Elevating System: 110 m/min (with no load, at 6th layer)[1][2][3].

Performance and Maneuverability

• Swing Speed: 1 r/min[1][2][3].
• Propel Speed: 0.95 km/h[1][2][3].
• Mean Ground Pressure: 0.13 MPa[1][2][3].

Engine and Power

• Engine Output: 310 kW[1][2][3].

Dimensions and Weight

• Total Mass (with 350t hook block, 24m heavy boom): 325 tons[1][2][3].
• Max. Weight of Single Part (main machine) in Transport State: 55 tons[1][2][3].
• Dimensions of Single Part (main machine) in Transport State: 10.36 x 3.4 x 3.0 meters[1][2][3].

Advanced Features and Technologies

Control System

• The crane is equipped with an electro-hydraulic proportional control system and a computer-integrated control system. The hydraulic system uses an open-close variable system, and the electrical system employs CAN-bus technology[4].

Lubrication and Maintenance

• The crane features a centralized lubrication system, such as the Germany Becker system, which ensures convenient maintenance and reduces the wear of component parts[4].

Derricking Mechanism

• The dual-winch derricking mechanism enhances stability and keeps the wire rope in order, extending its service life[4].

Slewing Mechanism

• The closed slewing mechanism with two slewing reducers offers free swing function, ensuring accurate and stable slewing motion and excellent jogging performance[4].

Traveling Mechanism

• The traveling mechanism allows for high maneuverability, enabling motions such as traveling in a straight line, one-side crawler steering, differential steering, and turning on the spot, as well as traveling with a load[4].

Warranty and Service

Warranty

• XCMG provides a one-year warranty for all exported machines. During the warranty period, any issues caused by machine quality (excluding improper operation) will be addressed by supplying genuine replacement parts via DHL to ensure the machine operates efficiently[1].

Spare Parts

• XCMG has over 7 years of experience in supplying machine and spare parts. They offer genuine brand spare parts at competitive prices, with quick response times and professional service[1].

Conclusion

The XCMG QUY350 Superlift 350 Ton Crawler Crane is a powerful and technologically advanced piece of heavy equipment, designed to meet the demands of complex construction and industrial projects. With its robust lifting capacity, versatile boom and jib configurations, and advanced control and maintenance systems, this crane is an invaluable asset for any heavy lifting operation. The comprehensive warranty and service support further enhance its value, ensuring optimal performance and minimal downtime.

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 Guide

Introduction

Double girder gantry cranes are heavy-duty lifting equipment characterized by their double main beam or girder structure. These cranes are widely used in various industrial settings due to their high lifting capacity, large span, and good stability.

Key Components

• Bridge: The main structure of the crane consisting of two girders.
• Trolley: The mechanism that moves along the girders to perform lifting operations.
• Crane Travelling Mechanism: The system that allows the crane to move horizontally along rail tracks.
• Electric System: The control and power system of the crane.

Features

High Site Utilization and Adaptability

• Double girder gantry cranes offer high site utilization, wide application, and good adaptability, making them versatile for various tasks[1][3][5].

Lifting Capacity and Span

• The lifting capacity of double girder gantry cranes typically ranges from 5 tons to 500 tons or even up to 1,200 tons in some cases[1][3][5].
• The span length can vary from 12 meters to 35 meters, and can be customized to meet specific operational needs[3][4].

Stability and Safety

• These cranes feature a box girder structure, which provides good safety and high rigidity, making them suitable for large and super large tonnage tasks[1].

Working Class and Duty Cycle

• Double girder gantry cranes are classified into different working classes, such as A5 and A6, indicating their operational frequency and intensity of use. This classification ensures the crane can withstand the demands of the application[2][3][4].

Applications

Outdoor and Indoor Use

• Double girder gantry cranes are used in both outdoor and indoor settings where overhead crane runways are not practical. They are common in open warehouses, along rail tracks, and in freight yards[2][3][5].

Specific Industries

• These cranes are widely used in logistics hubs, railway freight yards, ports for container handling, shipbuilding, pre-casting concrete, stone handling, and road & subway construction[4][5].

Technical Parameters

Span and Lifting Height

• The span refers to the distance between the two vertical legs of the crane and can range from 5 meters to 35 meters.
• The lifting height is the vertical distance the crane can lift loads, typically ranging from 6 meters to 18 meters[4].

Travel Speed

• The travel speed of the crane refers to how fast it can move horizontally along the tracks, with standard speeds ranging from 16 to 50 meters per minute[4].

Types of Double Girder Gantry Cranes

Full Gantry Cranes

• These cranes have legs on both sides and are used for general material handling and lifting work[1][3].

Semi-Gantry Cranes

• Semi-gantry cranes have an outrigger leg on one side and are supported by a factory building or supporting I-beam on the other side. They are used for materials handling in outdoor places and warehouses[1].

Truss Gantry Cranes

• Truss gantry cranes are designed for windy environments, featuring light self-weight and small wind resistance. They are suitable for tasks requiring high safety and lower costs[1].

Selection and Customization

Determining Lifting Capacity

• When selecting a double girder gantry crane, it is crucial to consider the maximum load it will handle to ensure the chosen model can accommodate the required weight[4].

Custom Design

• Double girder gantry cranes can be customized according to the client’s detailed working conditions. This includes adjusting span length, lifting height, and travel speed to meet specific operational needs[3].

Maintenance and Safety

Regular Maintenance

• Regular maintenance is essential to ensure the crane operates safely and efficiently. This includes checking the electrical system, crane travelling mechanism, and trolley[3].

Safety Standards

• Double girder gantry cranes are made in accordance with advanced FEM/DIN standards to ensure high safety and reliability[1].

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

Heavy-Duty Crane Classification in the USA and China

Heavy Duty Crane Classification: A Comprehensive Guide

Introduction

Crane duty classifications are crucial for selecting the right crane for specific applications, ensuring the crane can handle the intended workload efficiently and safely. This guide focuses on the heavy duty classifications, particularly Class D, as defined by the Crane Manufacturers Association of America (CMAA).

Understanding Crane Duty Classifications

Crane duty classifications are standardized to match cranes with their intended applications. These classifications are based on several key factors, including:
– The typical installation and environment where the crane will be used.
– The number of lifts per hour.
– The average lift height.
– The shift operation (single or multiple shifts).
– The typical workload and load spectrum.

CMAA Crane Duty Classifications

The CMAA defines six main crane duty classifications, ranging from light to severe service.

Class A: Standby or Infrequent Service

• Typical Installation: Power houses, public utilities, turbine rooms, motor rooms, transformer stations.
• Lifts per Hour: 0 – 2.
• Average Lift: 10 ft.
• Shift Operation: Single shift.
• Key Points: Used as backup cranes or in applications with long idle periods between lifts.

Class B: Light Service

• Typical Installation: Repair shops, light assembly operations, light warehousing.
• Lifts per Hour: 2 – 5.
• Average Lift: 10 ft.
• Shift Operation: Single shift.
• Key Points: Slow speeds, occasional full capacity lifts.

Class C: Moderate Service

• Typical Installation: Machine shops, paper mills, machine rooms.
• Lifts per Hour: 5 – 10.
• Average Lift: 15 ft.
• Shift Operation: Single shift.
• Key Points: Handles loads at about 50% of rated capacity.

Class D: Heavy Service

This is the primary focus of this guide.

Typical Installation

• Heavy machine shops
• Foundries
• Fabricating plants
• Steel warehouses
• Container yards
• Lumber mills
• Standard duty bucket and magnet operations

Lifts per Hour

• 10 – 20 lifts per hour

Average Lift

• 15 ft.

Shift Operation

• 1 – 2 shift operation

Key Points

• Load Spectrum: Class D cranes consistently handle loads close to 50% of the rated capacity during the working period.
• Speed and Operation: These cranes operate at high speeds.
• Usage: It is advisable not to operate more than 65% of elevators at rated capacity.
• Hoist Type: A Built-Up Hoist is typically used, tailored for heavy duty cycles to handle demanding needs.

Class E: Severe Service

• Typical Installation: Scrap yards, cement mills, lumber mills, fertilizer plants, container handling.
• Lifts per Hour: 20+.
• Average Lift: 20+ ft.
• Shift Operation: 24/7 continuous operation.
• Key Points: Handles loads close to rated capacity over the crane’s lifetime.

Class F: Severe Continuous Service

• Typical Installation: Custom-designed specialty cranes.
• Lifts per Hour: Continuous operation.
• Average Lift: Approaching maximum rated capacity.
• Shift Operation: Non-stop under extreme conditions.
• Key Points: Designed for continuous severe service.

Factors Influencing Crane Duty Classification

Load Class

The load class refers to the typical load weight relative to the crane’s rated capacity. For example:
– L1: Cranes lifting rated load exceptionally and normally very light loads.
– L2: Cranes that rarely hoist the rated load, with normal loads about 1/3 of the rated load.
– L3: Cranes that lift the rated load quite often, typically between 1/3 and 2/3 of the rated load.
– L4: Cranes regularly loaded close to rated load[2].

Load Cycles

Load cycles refer to the number of times the crane will be used over its lifetime. For example:
– N1: 20,000 to 100,000 cycles.
– N2: 100,000 to 500,000 cycles.
– N3: 500,000 to 2,000,000 cycles.
– N4: Over 2,000,000 cycles[2].

Importance of Correct Crane Duty Classification

Correctly classifying the crane duty is essential for several reasons:

Efficiency and Cost

• Choosing the right crane ensures you are not over-engineering or under-engineering the crane for your needs, thus optimizing costs.
• An over-engineered crane can be more expensive and may offer capabilities that are never utilized[4].

Safety and Productivity

• A crane that is not designed for the intensity of the work it needs to do can lead to lower efficiency, productivity issues, and potential safety risks for team members.
• Ensuring the crane matches the workload helps maintain safety standards and operational efficiency[4].

Conclusion

Understanding crane duty classifications, particularly Class D for heavy service, is vital for selecting the appropriate crane for your specific application. By considering factors such as load class, load cycles, and typical installations, you can ensure that your crane is capable of handling the demands of your operation safely and efficiently. Always consult with your crane supplier to determine the correct classification and ensure the crane meets your operational needs.

Overhead Crane – Gantry Crane | China Heavy Crane …

Comprehensive Guide to Cranes: Overhead and Gantry Cranes

Introduction

Cranes are essential equipment in various industrial settings, including manufacturing, construction, and cargo handling. This guide provides an in-depth look at overhead and gantry cranes, their components, types, and how to select the right crane for your specific needs.

Overhead Cranes

Overview

Overhead cranes are efficient, safe, and cost-effective solutions for lifting and moving heavy loads within industrial facilities. They operate overhead, avoiding ground obstacles, which reduces product damage and worker injuries.

Components of Overhead Cranes

• Bridge: The basic component, composed of the main beam, end beams, and a platform. The main beam is typically a box-shaped structure[4].
• Lifting Mechanism: Includes a motor, reducer, drum, and brake. For cranes with a lifting capacity of 15t and above, there are often two sets of lifting mechanisms (main and auxiliary hooks)[4].
• Crane Travelling Mechanism: Comprises a motor, transmission shaft, reducer, wheel, and brake. There are centralized and separate driving modes[4].
• Trolley Travelling Mechanism: The trolley moves along the bridge rail, driven by a three-in-one motor or a two-in-one motor with an independent brake[4].
• Control Room: Houses control devices for crane and trolley movements, lifting mechanisms, and safety protection devices. The cab can be fixed or move with the trolley[4].

Configurations and Operations

• Types of Configurations: Single girder, double girder, top running, and underhung systems to accommodate different facility conditions and lifting requirements[2].
• Control Methods: Handheld push button pendant, wireless remote control, or cabin control, depending on user preference, crane working environment, and load capacity[2].
• Motion Directions: Overhead cranes move longitudinally along the runway beams, laterally along the main beam, and vertically for lifting[4].

Selecting the Right Overhead Crane

To choose the appropriate overhead crane, consider the following:
– Rated Load: The maximum weight the crane can lift.
– Span of the Crane: The distance between the runway beams.
– Lifting Height: The maximum height the crane can lift loads to.
– Type of Load or Material: The nature of the items being lifted.
– Crane Working Environment: Indoor or outdoor, and any specific conditions.
– Operating Hours: How many hours the crane will be in use per day.
– Travel Distance: How many meters the crane will travel[2].

Gantry Cranes

Overview

Gantry cranes are variations of bridge cranes with two support legs installed under the main beam, running on a ground track. They are ideal for both indoor and outdoor applications due to their high site utilization, large working range, and strong versatility.

Components of Gantry Cranes

• Metal Structure: Includes the main beam, end beams, support legs, and lower beams. The main beam can extend beyond the legs to form a cantilever[3].
• Lifting Mechanism: Typically an electric hoist with a hook, grab bucket, or electromagnetic chuck to handle various materials[3].
• Running Mechanism: Includes trolley and crane running mechanisms, generally driven by three-in-one or two-in-one motors with independent brakes[3].
• Safety Protection System: Features lifting limiter, overload limiter, stroke limiter, bumper, and wind-resistant anti-skid device[3].

Types of Gantry Cranes

• Gantry Frame Structure:
• Full Gantry Crane
• Semi Gantry Crane
• Cantilever Gantry Crane[3][5]
• Main Beam Structure:
• Single Beam Gantry Crane: Less expensive, simple structure, suitable for loads below 20t.
• Double Beam Gantry Crane: Strong bearing capacity, large span, good stability, recommended for heavier-duty applications[5]
• Main Beam Types:
• Box-Type: High safety and rigidity.
• Truss-Type: Low cost, light weight, good wind resistance[5]
• Applications:
• General Gantry Crane: Versatile, handles various materials.
• Shipbuilding Gantry Crane: Used for assembling hulls.
• Container Gantry Crane: Used for stacking and transporting containers.
• Gantry Crane for Hydropower Station: Used for lifting, opening, and closing gates[5]

Selecting the Right Gantry Crane

When choosing a gantry crane, consider:
– Rated Load Capacity: The maximum weight the crane can lift.
– Span of the Crane: The distance between the support legs.
– Lifting Height: The maximum height the crane can lift loads to.
– Material or Load to be Lifted: The nature of the items being lifted.
– Crane Working Environment: Indoor or outdoor, and any specific conditions.
– Operating Hours: How many hours the crane will be in use per day.
– Travel Distance: How many meters the crane will travel[5].

After-Sales Service and Support

Both overhead and gantry cranes require comprehensive after-sales service to ensure optimal performance and safety. This includes:
– Crane Installation: Professional installation to ensure the crane is set up correctly.
– Commissioning: Ensuring the crane is fully functional and safe to use.
– Staff Training: Training for operators to use the crane safely and efficiently.
– Free Technical Consultation: Ongoing technical support to address any issues or questions.
– Maintenance and Repair: Regular maintenance and repair services to extend the life of the crane[1].

By understanding the components, types, and selection criteria for both overhead and gantry cranes, you can make informed decisions to enhance productivity and safety in your industrial facility.

Heavy Duty Jib Cranes

Given that the provided URL does not lead to a accessible webpage, I will create a comprehensive guide on heavy-duty jib cranes based on the information from the other sources.

Guide to Heavy-Duty Jib Cranes

Introduction

Heavy-duty jib cranes are essential pieces of equipment in various industrial settings, designed to handle heavy loads with precision and ease. These cranes are versatile, reliable, and can be customized to meet specific material handling needs.

Types of Jib Cranes

Free Standing Jib Cranes

• Design and Installation: These cranes are mounted directly to the floor and do not require support from the building structure. They offer up to 360-degree rotation, making them versatile for various applications[3][4][5].
• Specifications: Typically available with lifting capacities up to 5 tons, spans ranging from 8 to 20 feet, and height under the boom options from 8 to 20 feet[1][4][5].
• Features: Include heavy-duty assembly, reinforcing side plates, full plate style gussets, heavy-duty thrust bearings, and roller cage assemblies for smooth rotation[1][4].

Wall Mounted Jib Cranes

• Design and Installation: Attached to a wall or a vertical structure, these cranes do not require a floor mounting base. They offer a 180-degree rotation and are ideal for workstations with limited space[3][4].
• Specifications: Available with various lifting capacities and spans, often used in bays, along walls, or as supplements to overhead crane or monorail systems[4].

Mast Style Jib Cranes

• Design and Installation: These cranes are floor-supported and top-stabilized, typically not requiring special foundations. They offer 360-degree rotation and higher capacity and reach compared to other types[3][4].
• Features: Include safety features such as braking devices and limiters to halt motion at maximum safe height[4].

Articulating Jib Cranes

• Design and Installation: These cranes have two arms that can move independently, providing excellent maneuverability around obstacles. They are suitable for precise handling of materials in tight spaces[3][4].
• Specifications: Often used in applications where loads need to be positioned around overhead obstructions or through doorways[3][4].

Cantilever Jib Cranes

• Design and Installation: These cranes have a swing or fixed cantilever and are used primarily in industrial shops and warehouses. They eliminate the need for stringer support, maximizing available headroom[3][4].
• Specifications: Load capacity ranges from 4 to 10 tons, making them suitable for heavy-duty applications[3].

Portable Jib Cranes

• Design and Installation: Designed for temporary or mobile lifting needs, these cranes can be moved to different locations. They are ideal for maintenance applications or workplaces requiring flexibility[3].

Key Features of Heavy-Duty Jib Cranes

Rotation and Movement

• 360-Degree Rotation: Many heavy-duty jib cranes offer complete smooth 360-degree rotation, enhancing their versatility in various applications[1][2][5].

Structural Integrity

• Heavy-Duty Assembly: Includes reinforcing side plates, full plate style gussets, and heavy-duty thrust bearings to ensure durability and smooth operation[1][2][4].

Load Handling

• High Capacity: Available with lifting capacities ranging from 1/8 ton to 15 tons, depending on the type and configuration of the crane[2][4].
• Load Distribution: Equipped with roller cage assemblies and boom tip height adjustments to ensure even load distribution and effortless rotation[1][2][4].

Safety Features

• Bolt-On Trolley End Stops: Standard feature to prevent accidental movement of the trolley[2].
• Braking Devices and Limiters: Included in some designs to ensure the load remains suspended even during power loss and to halt motion at maximum safe height[4].

Installation and Maintenance

Foundation Requirements

• Structurally Adequate Foundation: Free standing jib cranes need to be supported by a structurally adequate foundation unless a foundationless design is chosen[5].
• Clearance: Ensure sufficient clearance above the boom throughout its arc, typically 3 inches[5].

Maintenance

• Regular Inspection: Regular inspection is crucial to ensure the crane’s components, such as the head assembly, boom, and bearings, are in good condition[3].
• Technical Support: Manufacturers often provide technical support, installation instructions, and parts breakdowns to facilitate maintenance and repairs[1].

Applications

Industrial Settings

• Manufacturing and Assembly: Ideal for use in open areas, under large bridge cranes, or in machining and assembly operations[4][5].

Outdoor Applications

• Loading Docks: Can be ruggedized for outdoor use, making them suitable for loading docks and other external applications[3][5].

Workspace Optimization

• Multiple Workstations: Free standing jib cranes can serve several workstations, enhancing efficiency and productivity[4][5].

Conclusion

Heavy-duty jib cranes are indispensable in modern industrial environments due to their versatility, reliability, and high lifting capacities. By understanding the different types, key features, and installation requirements, users can select the most appropriate jib crane to meet their specific material handling needs, thereby optimizing their workspace and increasing productivity.

China Heavy Duty Crane Factory and Manufacturers – Part 4

Given that the provided URL does not lead to a specific page with detailed content on heavy-duty cranes, I will create a comprehensive guide based on the information gathered from the other sources.

Guide to Heavy-Duty Cranes

Introduction

Heavy-duty cranes are essential in various industries, including construction, shipbuilding, and manufacturing, where lifting and moving heavy loads is a critical task. These cranes are designed to handle massive weights and are often customized to meet specific operational needs.

Types of Heavy-Duty Cranes

Overhead Cranes

Top Running Overhead Cranes

• Single-Girder and Double-Girder Systems: Top running cranes operate on rails mounted atop a runway beam, providing more lifting height compared to under running cranes. Single-girder cranes typically have a load capacity up to 20 tons and a span of less than 65 ft, while double-girder cranes can handle up to 400 tons and span more than 65 ft[2].

Specifications

• Capacity: Up to 400 tons
• Span: Up to 65 ft
• Lifting Height: Up to 20 meters
• Lifting Speed: Varies, typically 0.8 to 5 m/min
• Trolley and Crane Speed: Up to 30 m/min
• Work Duty: A3 to A7[1][2]

Gantry Cranes

Full Gantry Cranes

• Single and Double Girder Designs: Gantry cranes use legs to support the bridge, trolley, and hoist. They are often used in shipyards, railyards, and steel mills to move extremely heavy loads, with capacities up to 20,000 tons. Smaller versions are used in warehousing and manufacturing[2].

Specifications

• Capacity: Up to 20,000 tons
• Span: Varies, typically up to the length of the gantry
• Height: Dependent on the gantry structure
• Mobility: Tracks at ground level[2]

Mobile Heavy-Duty Cranes

All-Terrain Cranes

• High Mobility: These cranes can travel on roads and off-road surfaces. They have a telescopic boom and can lift up to 1200 tons. They are stabilized by outriggers and balanced by counterweights[4].

Specifications

• Capacity: Up to 1200 tons
• Boom Length: Up to 100 meters with jib attachments
• Mobility: High-speed travel on highways and off-road capability[3][4]

Crawler Cranes

• Heavy-Duty Lifting: Crawler cranes use tank-like treads and can lift in excess of 2500 tons. They require significant on-site assembly, including attaching tracks and assembling the lattice boom[4].

Specifications

• Capacity: Up to 3000 tons
• Mobility: On-site mobility using treads
• Assembly: Requires attaching tracks, assembling the lattice boom, and adding counterweights[3][4]

Tower Cranes

Hammerhead Cranes

• Fixed Jib: These cranes have a jib that remains at a set level and can rotate but not be raised or lowered. They are often used in loading docks and tight construction sites[5].

Luffing Jib Cranes

• Adjustable Jib: The jib can be raised and lowered, providing flexibility and the ability to lift heavier weights in tighter spaces[5].

Specifications

• Capacity: Varies, typically up to several tons
• Height: Can reach high-rise building heights
• Jib Movement: Fixed or adjustable depending on the type[5]

Level Luffing Cranes

• Hook Block Movement: The jib itself moves inward and outward to keep the hook level while lifting and lowering loads. These cranes are useful in shipbuilding and freight loading[4][5].

Specifications

• Capacity: Varies, typically heavy-duty
• Jib Movement: Inward and outward movement to maintain a level hook
• Applications: Shipbuilding, freight loading, and construction[4][5]

Features and Customizations

Process Cranes

• Custom Engineered: These cranes are designed for specific high-capacity lifting tasks and are often equipped with advanced features such as automated drives, collision avoidance systems, overload sensors, and remote monitoring[2].

Explosion-Proof and Specialized Grades

• Safety Standards: Some cranes are designed to meet specific safety standards, such as explosion-proof grades, to operate in hazardous environments[1].

Advanced Control Systems

• Precision and Safety: Modern heavy-duty cranes often come with advanced control systems, such as Liebherr’s Litronic system, which ensure precise and safe operation[3].

Applications and Industries

Construction

• High-Rise Buildings: Tower cranes and all-terrain cranes are commonly used in urban construction projects to lift heavy materials to great heights[5].

Shipbuilding and Yards

• Gantry and Level Luffing Cranes: These cranes are essential in shipyards for moving heavy ship components and materials[2][4].

Manufacturing and Warehousing

• Overhead and Gantry Cranes: These are used in manufacturing facilities and warehouses to handle heavy loads efficiently[2].

Offshore and Port Operations

• Specialized Cranes: Cranes like Liebherr’s CAL 64000 are used for offshore wind turbine installation and port operations, handling loads up to 1700 tons[3].

Safety and Maintenance

Regular Maintenance

• Crucial for Reliability: Regular maintenance is essential to ensure the reliability and safety of heavy-duty cranes. This includes checking and replacing parts, lubricating moving components, and performing safety inspections[3].

Operator Training

• Skilled Operators: Operators must be thoroughly trained to handle the complex operations of heavy-duty cranes, ensuring safe and efficient use[4].

Conclusion

Heavy-duty cranes are indispensable in various industries due to their ability to handle massive loads with precision and safety. Understanding the different types, specifications, and applications of these cranes is crucial for selecting the right equipment for specific tasks. Proper maintenance and operator training are also vital to ensure the longevity and safe operation of these critical machines.

25t 18m Fixed Port Crane Heavy Duty Crane

25t 18m Fixed Port Crane: A Comprehensive Guide

Overview

The 25t 18m Fixed Port Crane is a heavy-duty crane designed for loading and unloading operations in various industrial and port settings. Here is a detailed guide to its features, working principles, and applications.

Working Conditions

• Operational Environments: This crane is ideal for loading and unloading operations at small and medium-sized wharfs, outdoor warehouses, stacks, or barges in inland ports.
• Environmental Adaptability: The crane is designed to operate in a variety of outdoor conditions, ensuring robust performance in different weather and environmental settings.

Boom Models and Designs

Types of Boom Models

• Wire Rope Various Amplitude: This model utilizes wire rope to achieve variable amplitude, allowing for flexible and precise lifting operations.
• Rack Single Boom Form: A single boom design supported by a rack system, providing stability and strength for heavy loads.
• Four Connecting Rod Form: This design features four connecting rods, enhancing the structural integrity and stability of the crane.

Principle of Operation

• Mechanical Structure: The crane operates based on a complex mechanical structure that includes the boom, winch, and hoisting system.
• Control Systems: The crane can be equipped with advanced control systems, including manual and potentially remote control options, to ensure smooth and safe operations.

Key Specifications

• Lifting Capacity: 25 tons, making it suitable for handling heavy loads in port and warehouse environments.
• Boom Length: 18 meters, providing a significant reach for loading and unloading operations.
• Working Height: The crane can operate at various heights depending on the boom configuration and the specific application.

Applications

• Port Operations: Ideal for loading and unloading cargo at ports, including container handling and bulk material transfer.
• Warehouse Operations: Useful in outdoor warehouses for stacking and unstacking goods.
• Barge Handling: Suitable for loading and unloading materials from barges in inland ports.

Safety and Reliability

• Structural Integrity: The crane is designed with a robust structure to ensure safety and reliability during operations.
• Control Mechanisms: Equipped with safety devices such as limit switches, overload alarms, and potentially balance valves to prevent the crane from getting out of control.
• Maintenance: Regular maintenance is crucial to ensure the crane’s longevity and optimal performance.

Customization and Integration

• Custom Solutions: The crane can be customized to meet specific user requirements, including different boom configurations and control systems.
• Integrated Solutions: Part of a broader range of materials handling equipment solutions, such as port cranes, marine cranes, ship loaders/unloaders, grab buckets, hoppers, and container spreaders.

Conclusion

The 25t 18m Fixed Port Crane is a versatile and robust piece of equipment designed to enhance efficiency and safety in various industrial and port settings. Its customizable designs, advanced control systems, and robust structural integrity make it an indispensable asset for loading and unloading operations.

Frequently Asked Questions (FAQs)

What are the key specifications to consider when selecting a heavy-duty crane in China?

When selecting a heavy-duty crane in China, several key specifications need to be considered to ensure the crane meets the specific operational needs. These include the lifting capacity, which is the maximum weight the crane can safely lift, and is crucial for determining the crane’s suitability for the intended tasks. Other important specifications include the lifting speed, crane travel speed, main/auxiliary hook lifting height, and the effective cantilever for gantry cranes. Additionally, factors such as the total power consumption, working state wind power, and compliance with local regulations and industry standards are essential for safe and efficient operation[1][2][5].

How do I ensure the quality and reliability of a heavy-duty crane sourced from China?

Ensuring the quality and reliability of a heavy-duty crane sourced from China involves several steps. It is crucial to select suppliers with a proven track record of manufacturing high-quality cranes and to request product certifications such as ISO 9001 and CE. Conducting proper due diligence, including factory visits and sample evaluations, can help mitigate the risk of receiving substandard equipment. Additionally, evaluating the supplier’s warranty policy and after-sales services, including the availability of spare parts and technical support, is vital for long-term operational success[3][5].

What are the different types of heavy-duty cranes available in China, and their typical applications?

In China, several types of heavy-duty cranes are available, each suited for different applications. General Bridge Cranes and Double Girder Overhead Cranes are pivotal in heavy manufacturing and construction, offering high lifting capacities and enhanced performance. Gantry Cranes are highly versatile and suitable for outdoor and large-scale applications, often used in shipbuilding and other industries requiring frequent repositioning. Jib Cranes and Explosion-Proof Cranes are also available, catering to specific safety and operational requirements in various industrial settings[1][2][4].

What safety features should I look for in a heavy-duty crane in China?

When selecting a heavy-duty crane in China, prioritizing advanced safety features is essential. Look for cranes equipped with overload protection systems to prevent exceeding the rated lifting capacity. Emergency stop functions and user-friendly controls are also critical for enhancing operational safety. Additionally, ensure the crane complies with local regulations and industry standards, which can vary significantly between regions. Features such as load limiters and crane brakes are also important for safe and efficient crane operation[1][2][4].

How do I arrange for the installation and commissioning of a heavy-duty crane in China?

Arranging for the installation and commissioning of a heavy-duty crane in China involves several steps. Prepare a detailed installation plan, ensuring the availability of skilled personnel at the installation site. The supplier should provide comprehensive installation instructions and offer remote assistance if required. It is also important to arrange for operator training to ensure safe and efficient crane operation. Some manufacturers offer professional installation teams that can assist with the installation process in various countries, and they may also help with logistics and documentation[3][4].