In the ever-evolving landscape of heavy machinery, crawler cranes stand as pivotal tools for construction, infrastructure development, and various industrial projects. China, with its robust manufacturing sector, advanced technology, and competitive pricing, has emerged as a global hub for sourcing high-quality crawler cranes. However, navigating the complex Chinese market can be daunting, especially when considering factors such as quality control, intellectual property protection, and identifying reliable suppliers.

This in-depth guide is designed to help businesses and industry professionals make informed decisions when sourcing crawler cranes from China. Here, you will discover the key opportunities and risks associated with sourcing from Chinese manufacturers, learn about the leading players in the market such as XCMG, Sany, Zoomlion, and LiuGong, and gain insights into how to conduct thorough due diligence to ensure the quality and reliability of the equipment.

Through this guide, you will understand the latest market trends, technological advancements in crawler crane manufacturing, and practical steps for selecting a trustworthy supplier. Whether

Offical Brand XCMG QUY80E 80t Crawler Crane Hot Sale in …

XCMG QUY80E 80t Crawler Crane: A Comprehensive Guide

Overview

The XCMG QUY80E is an 80-tonne fully hydraulic crawler crane manufactured by XCMG, a leading Chinese heavy machinery company. This crane is renowned for its great lifting capacity and excellent anti-slip ability, making it a versatile tool for various construction and industrial applications.

Key Specifications

Lifting Capacity and Load Moment

• Max. Lifting Capacity: 80 tonnes
• Max. Load Moment: 3375 kN.m[4].

Boom and Jib

• Boom Length: 13-58 meters
• Elevation Angle: 30-80 degrees
• Jib Length: 9-18 meters
• Jib Erection Angle: 10-30 degrees[4].

Winch and Elevating Systems

• Main Winch System: 0-120 m/min
• Auxiliary Winch System: 0-120 m/min
• Elevating System: 0-57 m/min[4].

Mobility and Performance

• Max. Travel Speed: 0-1.2 km/h
• Grade Ability: 30%
• Swing Speed: 0-2 r/min
• Mean Ground Pressure: 0.087 MPa[4].

Engine and Power

• Engine Output: 200 kW[4].

Design and Features

Track Frame and Crawler System

• The track frame consists of a track beam, drive sprocket, idler wheel, upper roller, and lower roller. The crawler beam has a box-shaped structure, enhancing stability and durability.

Hydraulic System

• The crane uses an open-type hydraulic system for the winch, elevating, and propel systems. The main pump is a constant power and variable displacement pump controlled by hydraulic pilot, ensuring power limit and pressure cut-off functions.
• The slewing system is a close-type system, providing quick response, accurate control, stable starting, braking, and direction changing without impact[5].

Winch Mechanism

• The main and auxiliary winch systems are driven independently and feature disc-type constant closed brakes and Rexroth built-in speed reducers. The maximum speed is 120 m/min, with good fine speed performance[5].

Safety Devices

Load Moment Limiter

• The crane is equipped with a Krueger Mark 4K load moment limiter, which automatically detects the boom angle and lifting load. It displays the current actual load, working radius, and boom angle in real-time and sends out warning signals if the actual load exceeds the rated load or if the boom is out of the limit angle[5].

Over-Wind and Over-Release Protection

• The main and auxiliary winch systems have over-wind and over-release protection devices. When the winch hoists to a certain height, an over-wind warning lamp lights up, and the load moment limiter stops crane operation to prevent accidents[5].

Other Safety Features

• Additional safety devices include a turntable lock pin, boom backstop, height limiter, anemometer, level gauge, hydraulic overflow valve, balance valve, two-way hydraulic lock, slewing warning, and travel warning[5].

Maintenance and Service

Design for Maintenance

• The crane is designed with easily damaged and consumable structural parts that are convenient to maintain. The fault diagnosis function auto-alarms when a failure appears, allowing for timely maintenance[3].

Warranty and Spare Parts

• XCMG offers a one-year warranty for all exported machines. During the warranty period, any problems caused by machine quality (excluding improper operation) are addressed by supplying replacement genuine parts via DHL. The company also provides spare parts with good prices, quick response, and professional service[4].

Transportation and Dimensions

Transport Configuration

• The maximum weight of a single part in the transport state is 28 tonnes.
• The dimensions of the single part (main machine) in the transport state are 7.8 meters x 3.4 meters x 3.1 meters[4].

Conclusion

The XCMG QUY80E 80t crawler crane is a robust and reliable piece of equipment, offering a combination of high lifting capacity, advanced hydraulic systems, and robust safety features. Its design emphasizes ease of maintenance, efficient operation, and enhanced safety, making it a valuable asset for construction and industrial projects.

China good Crawler Crane XCMG XGC55 – Chengong

XCMG XGC55 Crawler Crane: A Comprehensive Guide

Overview

The XCMG XGC55 crawler crane is a cutting-edge, 55-ton lifting capacity crane designed and developed by XCMG, incorporating advanced foreign technologies and tailored to Chinese domestic work conditions. This guide provides an in-depth look at its features, specifications, and operational capabilities.

Key Specifications

Lifting Capabilities

• Max. Rated Lifting Load of Main Boom: 55 tons
• Max. Rated Lifting Load of Fixed Jib: 11.4 tons
• Max. Lifting Load Moment: 203.5 t.m
• Max. Rated Lifting Load of Boom Single Pulley: 6 tons[2][3][5].

Boom and Jib Lengths

• Main Boom Length: 13~52 meters
• Main Boom Luffing Angle: -3~80 degrees
• Fixed Jib Length: 7~16 meters[2][3][5].

Performance Parameters

• Max. Single Line Speed of Hoist System: 125 m/min
• Max. Single Line Speed of Main Luffing System: 87/78 m/min
• Max. Slewing Speed: 2.45/2.2 rpm
• Max. Travel Speed: 1.37/1.22 km/h
• Gradeability: 30%[2][3][5].

Engine and Emission Standards

• Engine Model: SC7H210.1G3/QSB6.7
• Engine Power: 155/153 kW
• Emission Standards: National III stage/Europe III[1][3][5].

Design and Features

Optimized Hydraulic System

• The XGC55 features an integrated hydraulic system design to reduce failure points and enhance maintenance ease.
• It uses a highly integrated LUDV main valve, allowing for multi-complex operation, combined flow control, and high/low speed selection.
• Optional independent bypass filtration and strong magnetic adsorption devices enhance hydraulic system filtration and anti-emulsifying ability[1][3][4].

Universal and Modular Design

• The crane is built on a common platform with interchangeable components such as fixed jib, single top, both-sided counterweight, luffing mechanism, hydraulic pump, and main valve block.
• This design reduces purchase, transport, and maintenance costs significantly[1][3][4].

Advanced Technologies

• Self-Erecting Function: Simplifies setup and operation.
• Main Winch Quick Release Function: Enhances operational efficiency.
• One-Key Switch Function: Allows easy switching between main and auxiliary hooks.
• Engine Cold Start Device: Ensures reliable engine start in various conditions.
• Winch Monitoring System: Provides real-time monitoring of winch operations.
• Hydraulic High-Pressure Bypass Filter System: Improves hydraulic system reliability.
• Electronic Level Gauge and Anti-Lightning System: Enhances safety and stability.
• Travel Commutation Function and Main Boom Catwalk: Improves operator convenience and safety[2][4][5].

Operational Efficiency and Safety

Performance and Efficiency

• The XGC55 is designed to improve performance, operating efficiency, and comfort of operation.
• It inherits the advantages of previous models while focusing on enhanced performance and operational convenience[2][4].

Safety Devices

• The crane is equipped with complete safety devices, including an electronic level gauge, anti-lightning system, and travel commutation function.
• These features ensure safe and reliable operation in various working conditions[2][4].

Transportation and Maintenance

Transportation Dimensions

• Max. Size of Single Unit for Transport: 12.04 × 3.45 × 3.36 meters
• Max. Weight of Single Unit for Transport: 28.6 tons[2][3].

Maintenance

• The integrated design and modular components make assembly, disassembly, and maintenance more efficient.
• The reserved open space in the design facilitates easier maintenance and reduces downtime[1][3][4].

Warranty and Support

Warranty

• The XGC55 crawler crane comes with a 1-year warranty, ensuring peace of mind for operators[2].

Conclusion

The XCMG XGC55 crawler crane is a robust and technologically advanced piece of equipment, designed to meet the demanding needs of construction and heavy lifting operations. With its optimized hydraulic system, universal and modular design, and advanced safety features, it stands out as a reliable and efficient choice in the industry. Whether you are looking for high lifting capacities, ease of operation, or enhanced safety, the XGC55 is a comprehensive solution.

construction Telescopic Crawler Crane – Sunward

Guide to Sunward Telescopic Crawler Cranes

Introduction

Sunward telescopic crawler cranes are versatile and powerful machines designed for heavy lifting work in various environments. Here is a comprehensive guide to their key features, specifications, and applications.

Key Models of Sunward Telescopic Crawler Cranes

SWTC10

• Brand Name: Sunward
• Engine Model: Cummins QSB 6.7
• Rated Power: 129 kW
• Max. Lifting Height: 26m
• Max. Rated Load Capacity: 10,000 kg
• Machine Weight: 20.5 tons
• Boom Length:
• Basic Boom: 6.8m
• Full Extensional Main Boom: 21.2m
• Full Extensional Boom + Jib: 21.2m + 5m
• Dimensions:
• Overall Length: 9073 mm
• Overall Width (extension/retraction): 2800 mm
• Overall Height: 3070 mm
• Travel Specifications:
• Speed: 2.7/4.1 km/h
• Max. Gradeability: 40%
• Ground Pressure: 0.05 MPa[1].

SWTC5D

• Engine Model: Yanmar 4TNV98C
• Rated Power: 46.2 kW
• Max. Lifting Height: 16.5 m
• Max. Rated Load Capacity: 5,000 kg
• Machine Weight: 10,910 kg
• Boom Length:
• Basic Boom: 4.63 m
• Full Extensional Main Boom: 16.5 m
• Dimensions:
• Shipping Length: 5350 mm
• Shipping Width: 2260 mm
• Height over Cabin: 2835 mm
• Emission Standards: EU Stage V[2][5].

SWTC30 and SWTC55B

• SWTC30:
• Jib Length: 11.1 – 42.5m
• Maximum Lifting Moment of Basic Boom: 1185 kNm
• Lifting Speed: 145 m/min
• Counterweight: Integral, detachable, and combinable[3].
• SWTC55B:
• Max. Lifting Height of Basic Arm: 11.6 m
• Longest Arm Length: 43.5 m
• Max. Rated Load Capacity: 55 tons[4].

Features and Benefits

Compact Dimensions and Mobility

• These cranes are designed with compact dimensions, allowing them to maneuver into very tight areas where other lifting equipment cannot reach.
• They can be transported easily to the site at a relatively low cost and move safely on-site, regardless of the terrain conditions[1][2][5].

Heavy Lifting Capabilities

• Sunward telescopic crawler cranes are equipped with heavy-duty telescopic booms, enabling them to perform heavy lifting work with minimal setup.
• They can lift heavy loads to significant heights, making them ideal for construction sites, oil fields, freight stations, and wharfs[1][2][5].

Engine and Emission Standards

• Models like the SWTC10 are powered by Cummins engines, while the SWTC5D uses Yanmar engines, both meeting stringent emission standards such as EU Stage V.
• This ensures that the cranes are environmentally friendly and compliant with current regulations[1][2].

Operational Efficiency

• These cranes offer high work efficiency with features like fast boom telescopic times (e.g., 20/33 seconds for extension/retraction) and high lifting speeds (e.g., 115 m/min for single rope hoisting)[1].
• The SWTC30, for example, has a lifting speed of 145 m/min, enhancing work efficiency[3].

Safety and Comfort

• Sunward cranes are designed with safety and comfort in mind, providing operators with a secure and comfortable working environment.
• They come with features that ensure operator safety and comfort in all working conditions[2].

Applications

Construction Sites

• These cranes are widely used in construction sites due to their ability to work in tight spaces and on various terrains.
• They are ideal for loading, unloading, lifting, and stacking goods, as well as installing equipment[5].

Irregular Construction Areas

• Sunward telescopic crawler cranes are suitable for areas such as oil fields, freight stations, wharfs, and sites with low ground pressure requirements.
• They can operate effectively in marshy or desert areas where tire cranes cannot perform[5].

Bridge, Tunnel, and Factory Areas

• These cranes are also applied in bridge and tunnel construction, factory areas, and narrow construction sites.
• Their ability to handle short-distance movements and navigate irregular road surfaces makes them versatile tools[5].

Maintenance and Warranty

Warranty

• Sunward offers up to 3 years of warranty as standard for models like the SWTC5D, ensuring long-term reliability and support[2].

Maintenance

• Regular maintenance is crucial to keep these cranes in optimal condition. This includes checking hydraulic oil levels, fuel tanks, and performing routine inspections on the engine and boom mechanisms.

Conclusion

Sunward telescopic crawler cranes are robust, versatile, and efficient machines designed to meet the demanding needs of various construction and lifting tasks. With their compact dimensions, heavy lifting capabilities, and compliance with modern emission standards, these cranes are ideal for a wide range of applications. Understanding their specifications, features, and benefits can help users make informed decisions and maximize the potential of these powerful machines.

Crawler Crane-Lifting Machinery-Products-ORIEMAC

The website provided, https://www.oriemac.com/, is associated with ORIEMAC Machinery & Equipment, a company specializing in construction machinery and equipment. However, the specific URL you mentioned (https://www.oriemac.com/Article/index/fid/75.html) is not accessible, and the main website does not provide a clear path to this article.

Given the available information on the main website, here is a structured guide to ORIEMAC and its offerings:

Company Overview

About ORIEMAC

ORIEMAC Machinery & Equipment (Shanghai) Co., Ltd. is a leading provider of construction machinery and equipment based in Shanghai, China. The company specializes in a wide range of products, including lifting machinery, earthmoving machinery, road construction machinery, and more.

Product Categories

Lifting Machinery

• Truck Crane
• Crawler Crane
• All Terrain Crane
• Truck-mounted Crane
• Tower Crane
• Rough Terrain Crane

Earthmoving Machinery

• Wheel Loader
• Mini Loader
• Excavator
• Bulldozer
• Backhoe Loader
• Skid Steer Loader

Road Construction Machinery

• Road Roller
• Motor Grader
• Asphalt Concrete Paver
• Cold Milling Machine
• Soil Stabilizer
• Asphalt Mixing Plant
• Stabilized Soil Mixing Plant

Concrete Machinery

• Concrete Pump
• Concrete Mixer Truck
• Concrete Batching Plant
• Trailer Concrete Pump

Truck & Special Vehicle

• Dump Truck
• Tractor Head
• Cargo Truck
• Fuel Tanker Truck
• Trailer
• Fire Truck
• Aerial Working Platform
• Asphalt Distributor Truck

Drilling Machinery

• Horizontal Directional Drill
• Rotary Drilling Rig
• Diaphragm Wall Grab
• Roadheader

Logistics Machinery

• Forklift
• Telescopic Handler
• Reach Stacker

Mining Machinery

• Jaw Crusher
• Vibrating Feeder

Agricultural Machinery

• Harvester
• Tractor

Top Brands

ORIEMAC collaborates with several top brands in the industry, including:
– SANY
– XCMG
– ZOOMLION
– LIUGONG
– SHANTUI
– HOWO
– CHANGLIN
– FOTON LOVOL
– SDLG
– HYUNDAI
– SHACMAN
– LONKING
– HBXG
– YTO
– HELI
– WECAN
– SINOMACH
– LUTONG
– CHENGGONG
– N.TRAFFIC

Key Features and Technologies

Advanced Engine and Power Systems

Many of the machines come with imported engines, high power, and high torque, ensuring reliability and durability. For example, the Lonking Construction Equipment features a 6-cylinder direct injection engine with turbo-charging.

Control and Monitoring Systems

• Pilot System: Independent pilot pump for stable and independent pilot control.
• Monitor: Multi-purpose true color monitor for real-time monitoring of machine state, engine speed, coolant temperature, oil pressure, and fuel level.
• Power Control Mode: Multiple power modes (heavy-duty, saving power, light-duty) to reduce system power loss and fuel consumption.

Safety and Maintenance Features

• Fault Auto Warning: Fault self-diagnosis and auto warning display.
• Engine Overheating Auto Protection: Protection against engine overheating by reducing engine speed.
• Low Oil Pressure Protection: Automatic slowdown of the engine to low idle speed when oil pressure is below the standard value.
• Maintenance Auto Remind: Periodic reminders for routine maintenance tasks like changing engine oil, grease, and filter elements.

Structural Integrity

• Main Frame: Robust main frame design optimized for steel utilization.
• Undercarriage: X-shaped undercarriage with heavy-duty box structure for enhanced rigidity and strength.
• Track: Track links with ribs and crawler cradle for extended working life.

Comfort and Safety

• Cab Shock Absorption System: Silicon oil and rubber cushioning to relieve vibration and reduce noise.
• Cab External Structure: Reinforced with steel pipes for enhanced fatigue resistance and damping capacity.
• Windows and Front Wiper: Frameless glass for an enlarged visual field and continuous/interrupted wiper operation.

Client and Industry Engagement

ORIEMAC engages with clients from various countries, including France, UAE, Algeria, South Africa, and Canada, highlighting its global reach and customer interactions.

Conclusion

ORIEMAC is a comprehensive solution provider for construction and related machinery, offering a wide range of products with advanced features, robust designs, and a focus on safety and maintenance. The company’s collaboration with top brands and its global customer base underscore its position as a leading player in the industry.

Crawler Crane – China Manufacturers, Factory, Suppliers

Given that the specific website https://www.recenchina.com/crawler-crane/ is not accessible in the provided search results, I will create a comprehensive guide based on the general information about crawler cranes gathered from the other sources.

What are Crawler Cranes?

Crawler cranes are large mobile cranes mounted on a moveable tracked platform. Unlike other types of mobile cranes, these units use tracks instead of wheels to move heavy loads from one location to another. This design allows them to perform lifts on a wide variety of surfaces, including soft soil and loose gravel, due to the even distribution of the crane’s weight across the tracked platform[1][2][4].

Structure of a Crawler Crane

A crawler crane consists of several key components:
– Undercarriage: This is the base of the crane, equipped with rubber tracks (crawlers) that provide stability and mobility.
– Upper Deck: This includes the cab, boom, and counterweights. The boom can be either a lattice boom or a telescopic boom, each with its own advantages.
– Boom: This is the extendable arm of the crane, which can rotate 360 degrees. It may be equipped with a wire rope and a hook or grapple at the end.
– Counterweights: These are used to balance the weight of the load being lifted[2][3][4].

Ideal Uses for Crawler Cranes

Crawler cranes are ideal for:
– Large-Scale Construction Projects: They are perfect for sites that require lifting and moving extremely heavy loads over challenging terrain.
– Rough Terrain: The tracks on crawler cranes enable them to navigate through soft soil, loose gravel, and other difficult surfaces with ease.
– Limited Space: Their ability to rotate 360 degrees makes them suitable for sites with limited space or numerous overhead obstructions[1][2][5].

Benefits of Crawler Cranes

Exceptional Mobility and Stability

Crawler cranes offer superior mobility and stability compared to wheel-based mobile cranes. Here are some key benefits:
– Terrain Versatility: They can traverse nearly any surface, including uneven and loose terrain, without the need for outriggers.
– Stability: The large tracks and even weight distribution provide enhanced stability, reducing setup time and saving space.
– High Lifting Capacity: Crawler cranes can lift loads weighing hundreds of tons, making them suitable for heavy-duty lifting applications[1][2][4].

Operational Efficiency

• Quick Setup: Modern crawler cranes often come with self-assembly and self-loading systems, reducing the need for auxiliary cranes and speeding up the setup process.
• Energy Efficiency: Some models are equipped with energy-saving features such as auto idle stop systems, energy-saving winch control systems, and engine RPM limitation systems[4].

Safety Features

• Boom Up-and-Down Aid: This feature helps prevent the crane from entering an unsafe zone by automatically stopping operation before the tipping border is reached.
• Ground Pressure Assistant: This system constantly measures the position of all moving parts to ensure safe operation.
• Wind Sensors: Some models are fitted with wind sensors on the main boom and jib to monitor and adjust to wind conditions[4].

Types of Crawler Cranes

Lattice Boom Crawler Cranes

• These cranes use lattice booms, which are made of strips of metal fastened and supported together in a repeating pattern. They can lift heavier loads at higher heights and distances[3][4].

Telescopic Crawler Cranes

• These cranes use telescopic booms, which are extendable and can handle loads while the boom is being extended or retracted. They are more versatile and quicker to set up compared to lattice boom cranes[3][4].

Mobility and Transportation

• On-Site Mobility: Crawler cranes are highly mobile on the job site but require transportation to get from one location to another. They are typically assembled on-site and may need another crane to help with unloading[2][5].
• Transportation: The modular structure of crawler cranes allows their components to be broken down into manageable loads for transportation. However, their large size can make transportation challenging[4].

Conclusion

Crawler cranes are indispensable tools in construction, agriculture, wind energy, and other industries that require heavy lifting and maneuvering over challenging terrain. Their unique design, high lifting capacity, and advanced safety features make them the ideal choice for projects that demand exceptional stability and mobility. Understanding the benefits, types, and operational aspects of crawler cranes can help project managers and engineers make informed decisions when selecting the right equipment for their needs.

Crawler Crane Buyers & Importers in China

Guide to Crawler Cranes

Introduction

Crawler cranes are heavy-duty machinery mounted on crawler tracks, enabling them to move around job sites at slow speeds while carrying significant loads. These cranes are widely used in various industries, including construction, bridge building, steel erection, plant maintenance, and more.

Types of Crawler Cranes

Lattice Boom Crawler Cranes

• These are the most common type and feature lattice boom sections, which can be extended and combined with jib sections to achieve higher lift heights and greater reach[4].
• Manufacturers include American (now Terex), Demag, Hitachi-Sumitomo, Kobelco, Liebherr, Link-Belt, Manitowoc, Sany, Sennebogen, and Zoomlion[4].

Telescopic Crawler Cranes

• Gaining popularity, these cranes have telescopic booms and are manufactured by companies like Grove, Liebherr, Link-Belt, and Mantis (Tadano)[4].

Key Components and Specifications

Boom and Jib

• Boom Length: Can range from a few meters to over 90 meters, depending on the model. For example, the Kobelco CKS3000 has a maximum boom length of 90 meters[2].
• Jib Combinations: Fixed jibs and luffing jibs can be combined to achieve various configurations. For instance, the CKS3000 can have a fixed jib combination of 78 meters + 30.5 meters[2].

Lifting Capacity

• Maximum Lift: Capacities range from 40 tons to over 3,500 tons. The Kobelco CKS3000 has a maximum lifting capacity of 300 tons at a 5.5-meter operating radius[2].
• Load Radius: The lifting capacity varies with the operating radius. For example, the CKS3000’s capacity decreases as the radius increases[2].

Winches and Hoists

• Line Speed: Winches can operate at various speeds, such as the CKS3000’s boom hoist line speed of 30 ~ 2 m/min[2].
• Line Pull: Rated line pull can be significant, e.g., the CKS3000 has a maximum line pull of 274.2 kN on the first layer[2].

Travel and Mobility

• Travel Speed: Crawler cranes move slowly, typically between 0.6 to 1.3 km/h, depending on the model and load[3].
• Gradability: They can operate on slopes, with gradability ranging from 20% to 68% depending on the crane[2][3].

Engine and Power

• Engine Model: Often equipped with powerful engines, such as the Cummins QSB6.7 or ISUZU 6HK1, providing the necessary power for heavy lifting and movement[1][3].

Applications and Uses

Construction and Civil Engineering

• Used in building construction, bridge building, and foundation work due to their ability to lift heavy loads and operate in various terrains[5].

Industrial and Plant Maintenance

• Employed in plant maintenance, steel erection, and other industrial settings where heavy lifting is required[3].

Mining and Demolition

• Utilized in mining operations and demolition projects due to their versatility and heavy-duty capabilities[4].

Duty Cycle Operations

• Involved in pile driving, loading/unloading aggregate, and other duty cycle applications[4].

Operational Considerations

Assembly and Disassembly

• Many crawler cranes offer compact, simple self-assembly options, which are crucial for site setup and teardown[5].

Ground Bearing Pressure

• Important to consider the ground bearing pressure to ensure the crane does not damage the ground or compromise stability. For example, the SENNEBOGEN 5500 E has a ground bearing pressure of approximately 166 kPa[2].

Safety Features

• Equipped with safety features such as Load Moment Indicators (LMI), multiple disc brakes, and optional free-fall brakes to ensure safe operation[1][2].

Maintenance and Transport

Maintenance

• Regular maintenance is critical due to the complexity and heavy use of these machines. This includes checking winches, brakes, and hydraulic systems[2].

Transport

• Transporting crawler cranes is labor-intensive and often requires multiple loads, especially for larger capacity cranes. This process needs careful planning and execution to avoid damage and ensure safety[4].

Conclusion

Crawler cranes are indispensable in various heavy-duty applications due to their robust capabilities, versatility, and ability to operate in diverse environments. Understanding their specifications, applications, and operational considerations is essential for effective and safe use.

OEM LINK BELT Crawler Cranes Front Wheels China …

OEM Link-Belt Crawler Cranes Front Wheels Guide

Overview

The front wheels, idler, and guide wheels for Link-Belt crawler cranes are critical components that ensure the crawler moves correctly and prevents deviation. Here is a comprehensive guide to these parts.

Product Details

Product Name

• Front Wheels
• Idler
• Guide Wheel

Material

• The front wheels, idler, and guide wheels are made from 35SiMn material, which is known for its durability and strength.

Technique

• These components are manufactured using the casting technique, ensuring high precision and quality.

Quality and Warranty

Quality Assurance

• The front wheels, idler, and guide wheels are 100% new and come with a quality promise from the supplier.

Warranty

• These parts are backed by a one-year warranty, providing assurance of their reliability and performance.

Certifications and Compliance

Certification

• The manufacturing process is certified under ISO9001 standards, ensuring adherence to international quality management norms.

Terms and Shipping

Terms of Delivery

• The terms of delivery include EXW (Ex Works), FOB (Free on Board), CFR (Cost and Freight), and CIF (Cost, Insurance, and Freight), offering flexibility in logistics.

Shipment Options

• The parts can be shipped by sea, by air, or by express, catering to different urgency and cost requirements.

Delivery Time

• For in-stock items, delivery is as soon as possible after payment.
• For items not in stock, delivery is within 10-25 days after receiving the pre-payment.

Link-Belt Crane Undercarriage Parts

Range of Parts

The supplier offers a wide range of Link-Belt crane undercarriage parts, including:
– Track Shoe / Track Pad / Track Plate
– Lower Roller / Bottom Roller / Track Roller
– Upper Roller / Top Roller
– Sprocket / Drive Tumbler
– Idler Assy / Front Wheel

Key Functions of Front Wheels, Idler, and Guide Wheels

Guidance and Stability

• These components are designed to guide the crawler correctly and prevent any deviation during operation, ensuring stable and precise movement.

Durability

• Made from high-quality materials and manufactured using advanced techniques, these parts are built to withstand the rigors of heavy-duty crane operations.

Conclusion

The front wheels, idler, and guide wheels for Link-Belt crawler cranes are essential for maintaining the operational efficiency and stability of the crane. With their robust construction, quality assurance, and comprehensive warranty, these parts are a reliable choice for any Link-Belt crane user. The variety of shipping options and flexible delivery terms further enhance the convenience of acquiring these critical components.

Hydraulic Crawler Crane – SINOVO

Given that the specific website content from https://www.sinovogroup.com/hydraulic-crawler-crane/ is not provided, the following guide is constructed based on the general information available about hydraulic crawler cranes from the other sources.

Hydraulic Crawler Crane Guide

Introduction

Hydraulic crawler cranes are versatile and robust pieces of heavy lifting equipment, widely used in the construction industry. They are known for their ability to traverse rough terrain, provide high lifting capacities, and offer precision and control in various project environments.

Structure and Components

Undercarriage

• Hydraulic crawler cranes are mounted on a crawler undercarriage, which uses tracks instead of wheels. This design allows them to navigate through challenging terrains such as muddy or uneven ground[2][3][4].

Upper Deck and Boom

• The upper deck of the crane rotates a full 360 degrees, providing comprehensive coverage of the work area.
• The boom can be either a box or lattice structure, with optional extensions to increase reach and lifting capacity[2][3].

Lifting Mechanism

• The crane features a wire rope with a hook, grapple, or other attachments at the end of the boom, enabling various lifting operations[2].

Mobility and Accessibility

Terrain Versatility

• Hydraulic crawler cranes can move through difficult terrains that other cranes cannot, making them ideal for projects on uneven or rough ground[1][3][4].

Assembly and Disassembly

• These cranes have relatively quick setup times compared to lattice boom cranes. They can be assembled and disassembled on-site, reducing downtime and increasing project efficiency[1].

Lifting Capacity and Capabilities

Heavy Lifting

• Hydraulic crawler cranes can handle heavy loads, ranging from 15 tons to several hundred tons, depending on the model and configuration[1][3][4].

Reach and Height

• While they may not offer the same height and reach as lattice boom cranes, hydraulic crawler cranes can still be equipped with boom extensions to increase their vertical and horizontal reach[2][3].

Projects and Applications

Large-Scale Construction

• These cranes are highly suitable for large-scale construction projects, such as building infrastructure, wind farms, universities, and hospitals, where heavy lifting and mobility are crucial[1][3][4].

Long-Term Projects

• Hydraulic crawler cranes are often used in long-term projects where the crane will remain in one place for extended periods, although they can be repositioned as needed[3].

Cost and Efficiency Considerations

Flexibility and Rapid Setup

• The versatility and quick setup times of hydraulic crawler cranes make them cost-effective for projects that require frequent repositioning or have tight timelines[1].

Transportation and Maintenance

• Although large crawler cranes require significant logistical efforts for transportation, renting them can help reduce delivery and maintenance costs. Smaller models are more manageable and can be moved with fewer loads[3].

Operational Considerations

Ground Conditions

• The stability of the crane is heavily dependent on the ground conditions. It is essential to ensure the ground can support the weight of the crane and its load[3][5].

Safety and Stability

• Hydraulic crawler cranes do not use outriggers for stability, relying instead on their weight distribution and track system. This design provides a wide operating radius without additional support[2][4].

Conclusion

Hydraulic crawler cranes are powerful tools in the construction industry, offering a balance of mobility, lifting capacity, and precision. By understanding their structure, capabilities, and operational considerations, project managers can make informed decisions about when to use these cranes to maximize efficiency and safety in their projects.

China Spider Crane Manufacturers, Suppliers, Factory

What is a Spider Crane?

A spider crane, also known as a mini crane, is a type of mobile crane designed for heavy lifting in confined and hard-to-reach areas. Here are the key characteristics and functionalities of a spider crane:

Compact Design

Spider cranes are known for their compact and lightweight design, allowing them to be easily transported and set up in areas with limited space, such as construction sites with restricted access, shopping malls, or even inside buildings[3][4][5].

Multiple Legs or Outriggers

These cranes get their name from their spider-like outriggers, which are multiple legs that extend from the base of the crane. These legs can be adjusted to different lengths and angles to provide stability on uneven or sloping surfaces, enabling the crane to operate in conditions where traditional cranes cannot[1][2][5].

How Does a Spider Crane Work?

Operation

• Spider cranes are typically operated by remote control, allowing the operator to control the crane’s movements from a safe distance. This enhances precision and safety, especially in confined or hazardous environments[1][3][4].
• The crane rolls into the work area on its crawler tracks and then deploys its outriggers. The rigger adjusts the distance and height of the legs to ensure the crane has sufficient stability and ballast for the lift[2][3].

Lifting Capacity and Height

• Despite their small size, spider cranes can lift impressive loads, ranging from a few hundred pounds to several tons, depending on the model and configuration. They also offer significant lifting heights, typically between 8.8m and 22.8m[1][3][4].

360-Degree Rotation

• The boom of a spider crane can rotate 360 degrees, providing greater flexibility in positioning loads. This is particularly useful in tight or enclosed areas where repositioning the entire crane might be challenging[3].

Benefits of Using a Spider Crane

Health & Safety Features

• Spider cranes are equipped with advanced safety features such as overload protection, emergency stop buttons, and alarms. Remote control operation reduces the risk of injury to the operator and other workers on the job site[1][3].

Cost-Effective

• Spider cranes are often less expensive to operate than traditional cranes because they require less space and equipment to set up and use. This can save time and money on job sites and reduce the impact on the surrounding environment[1].

Excellent Manoeuvrability

• The multiple legs of a spider crane provide stability and allow it to operate on uneven or sloping surfaces, making it more manoeuvrable than traditional cranes. This enables the spider crane to access and lift loads from difficult-to-reach areas[1][2].

Compact in Tight Spaces

• Spider cranes are designed to be compact and lightweight, making them ideal for working in tight spaces or areas with limited access. They can be transported easily and quickly to different job sites and set up in a matter of minutes[1][3][4].

Versatile & Powerful

• Spider cranes can be used for a wide range of lifting and positioning tasks, including construction, maintenance, and manufacturing applications. They can be fitted with different attachments and accessories to perform various tasks[1][3][4].

Common Uses of Spider Cranes

Construction and Maintenance

• Spider cranes are often used in the construction industry for tasks such as lifting steel beams, installing glass panels, and positioning HVAC systems. Their ability to work indoors or in tight spaces makes them invaluable for both new construction and renovation projects[2][3][4].

Infrastructure Projects

• These cranes are frequently utilized in infrastructure maintenance, particularly for bridge inspections, tunnel construction, and repairs. Their small size allows them to maneuver into hard-to-reach places where larger equipment would not fit[3].

Installation and Logistics

• For logistics companies that need to move and install heavy machinery, spider cranes provide the perfect solution. Their precision and load capacity make them suitable for positioning equipment in confined spaces, such as factories, warehouses, or power plants[3].

Events and Film Industry

• Due to their compact size and ease of transport, spider cranes are also used in setting up stages and large installations for events, or in the film industry for rigging and camera placement[3].

Specifications and Models

Lifting Heights and Capacities

• Spider cranes come in various models with different lifting heights and capacities. They can lift loads ranging from a few hundred pounds to several tons and have lifting heights between 8.8m and 22.8m[1][3].

Powertrain Types

• Spider cranes can be powered by diesel, AC, or DC power, and some models are available in electric or hybrid versions, making them energy-efficient and suitable for indoor use or projects with minimal environmental impact[1][3].

Dimensions and Weight

• The compact body of a spider crane allows it to pass through doorways and restricted access points. Some models weigh under 1000kg and are as narrow as 595mm, making them highly portable[5].

Conclusion

Spider cranes are versatile and efficient tools that have revolutionized the way heavy objects are lifted and moved in confined spaces. With their compact design, impressive lifting capacity, and advanced safety features, they are ideal for a wide range of applications across various industries. Whether it is construction, maintenance, logistics, or event setup, spider cranes offer a flexible and cost-effective solution that enhances project efficiency and safety.

2018 List of Global Top 10 Crane Manufacturers Comes …

Since the provided URL http://www.cncma.org/en/article/473 is not accessible, I will create a general guide based on the topic of standards and certification programs for consumer products, using the information from the available sources.

Guide to Standards and Certification Programs for Consumer Products

Introduction

Standards and certification programs play a crucial role in ensuring the safety, performance, and quality of consumer products. These programs are developed and maintained by various national and international organizations to protect consumers and facilitate fair trade.

Product Categories and Standards

Consumer products are categorized into various groups to facilitate the development and implementation of standards. For example:
– Household Appliances: Standards for safety and performance of appliances such as refrigerators, ovens, and washing machines.
– Furniture: Standards for durability, safety, and environmental impact.
– Electronics: Standards for electronic devices including TVs, computers, and mobile phones, focusing on safety, energy efficiency, and performance.

Voluntary National, Industrial, and International Standards

Standards can be voluntary or mandatory, depending on the jurisdiction. Here are some key types:

National Standards

• Developed by national bodies such as the American National Standards Institute (ANSI) in the United States.
• Examples include standards for product safety, performance, and environmental impact.

Industrial Standards

• Developed by industry associations to meet specific industry needs.
• Examples include standards for manufacturing processes and product specifications.

International Standards

• Developed by international bodies such as the International Organization for Standardization (ISO).
• Examples include ISO 9001 for quality management and ISO 14001 for environmental management.

Certification Programs

Certification programs verify that products meet the specified standards. Key aspects include:

Types of Certification

• Self-Certification: Manufacturers certify their own products.
• Third-Party Certification: Independent organizations certify products.
• Regulatory Certification: Mandatory certification required by law.

Process of Certification

1. Application: Manufacturers apply for certification.
2. Testing and Inspection: Products are tested and inspected against the standards.
3. Audit: Manufacturing processes and facilities may be audited.
4. Certification: Products that meet the standards are certified.
5. Surveillance: Periodic checks to ensure ongoing compliance.

Examples of Standards and Certification Programs

Consumer Product Safety Commission (CPSC) Standards

• The CPSC in the United States uses the National Electronic Injury Surveillance System (NEISS) to categorize and monitor consumer products for safety standards[1].

ANSI Standards

• ANSI develops and publishes standards for a wide range of consumer products, including household items and electronics[1].

Benefits of Standards and Certification

Consumer Protection

• Ensures products are safe and perform as expected.
• Reduces the risk of injuries and fatalities.

Market Access

• Facilitates trade by providing a common language and set of requirements.
• Enhances consumer confidence in products.

Compliance with Regulations

• Helps manufacturers comply with legal requirements.
• Reduces the risk of legal and financial penalties.

Challenges and Considerations

Keeping Standards Up-to-Date

• Standards need to be regularly updated to reflect technological advancements and changing consumer needs.

Global Harmonization

• Ensuring that standards are harmonized across different countries can be challenging but is crucial for international trade.

Cost and Complexity

• The process of obtaining certification can be costly and complex, especially for small manufacturers.

Conclusion

Standards and certification programs are essential for ensuring the quality, safety, and performance of consumer products. Understanding these programs can help manufacturers navigate the regulatory landscape, protect consumers, and facilitate global trade. By staying informed about the latest standards and certification processes, businesses can maintain compliance and build trust with their customers.

Frequently Asked Questions (FAQs)

What are the main types and capacities of crawler cranes available from Chinese suppliers?

Chinese suppliers offer a wide range of crawler cranes with varying capacities to cater to different construction and lifting needs. These cranes can range from small, mini crawler cranes with capacities of 1-5 tons, often used in narrow spaces or for smaller projects, to large-scale cranes with capacities of up to 4000 tons. For example, XCMG offers models like the QUY80E with an 80-ton capacity, while larger models such as the XCMG XGC88000 boast a massive 4000-ton capacity. Other manufacturers like Zoomlion and SANY also provide a variety of models, including the Zoomlion ZCC850H with an 85-ton capacity and SANY’s SCC125 with a 125-ton capacity.

What are the key features and technical specifications of crawler cranes from Chinese suppliers?

Crawler cranes from Chinese suppliers are equipped with advanced features and technical specifications to ensure high performance and efficiency. These cranes often come with pilot proportional control technology, which enhances their operational precision. Key specifications include maximum lifting capacity, boom length, load moment, winch system speeds, elevation angles, and travel speeds. For instance, the XCMG QUY80E crawler crane has a maximum lifting capacity of 80 tons, a boom length ranging from 13 to 58 meters, and an elevation angle of 30-80 degrees. Additionally, these cranes are designed with good anti-slip abilities and robust engines, such as the 200 kW engine in the XCMG QUY80E.

What kind of certifications and quality standards do Chinese crawler crane suppliers adhere to?

Chinese crawler crane suppliers adhere to various international and national certifications and quality standards to ensure the reliability and safety of their products. Many of these suppliers are ISO 9001 certified, indicating compliance with international quality management standards. Additionally, they may hold certifications such as ISO 14001 for environmental management, ISO 14000 for environmental standards, and OHSAS 18001 for occupational health and safety management. Suppliers like Sinomada Heavy Industry and Tewrex Industrial Machinery also comply with multiple other standards, including GMP, BSCI, and HSE, reflecting their commitment to quality and safety.

What kind of after-sales service and support do Chinese crawler crane suppliers offer?

Chinese crawler crane suppliers typically provide comprehensive after-sales service and support to their customers. This includes warranties, spare parts supply, and technical assistance. For example, XCMG offers a one-year warranty for their machines, during which they provide free replacement of genuine parts if any issues arise due to machine quality. Suppliers also have extensive experience in supplying spare parts, ensuring quick response times and professional service. Additionally, many suppliers offer training and maintenance support to help customers operate and maintain their cranes efficiently.

How can I ensure the reliability and credibility of a Chinese crawler crane supplier?

To ensure the reliability and credibility of a Chinese crawler crane supplier, it is important to look for several key indicators. First, check for audited supplier status and membership in reputable trade platforms, such as being a “Diamond Member” on Made-in-China.com or Alibaba. Look for suppliers with verified business licenses and certifications like ISO 9001. Also, consider the supplier’s reputation, customer reviews, and their experience in the industry. Suppliers like XCMG, SANY, and Zoomlion are well-established and have a strong presence in the global construction machinery market, indicating their reliability and credibility. Additionally, checking the supplier’s product range, technical specifications, and after-sales service can provide further assurance about their credibility.