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China Top Box and Bottom Truss Single Girder Gantry Crane - Reliable Lifting Solution from Leading Suppliers and Factory

The Top Box and Bottom Truss Single Girder Gantry Crane, manufactured by leading China suppliers and factory experts, is engineered for superior strength, stability, and performance. This innovative crane design combines a closed top box girder with an open bottom truss structure, optimizing load-bearing capacity while minimizing overall weight. Ideal for both indoor and outdoor industrial applications, it excels in environments requiring high wind resistance, heavy lifting, and long-term durability. Trusted by China factory suppliers, this gantry crane delivers exceptional torsional strength from the top box design and outstanding wind load resistance from the bottom truss, making it the perfect solution for medium to heavy-duty material handling needs across diverse industries

    Product Video

    Key Features

    • Dual Structure Design: The top box girder offers high structural strength and torsional resistance, while the bottom truss design minimizes weight and maximizes stability.
    • Increased Load Capacity: The combination of top box and bottom truss increases the lifting capacity without adding excessive weight, ensuring safe handling of heavy materials.
    • Wind Resistance: The open truss bottom structure enhances the crane’s wind resistance, making it ideal for outdoor use in areas with harsh weather conditions.
    • Optimized Design: Customizable spans, lifting heights, and lifting capacities, allowing the crane to be tailored to your unique operational needs.
    • Cost-Efficient: Combining both box and truss design reduces material consumption while providing excellent lifting performance and stability.
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    Technical Specifications

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    • Lifting Capacity: 5 tons to 50 tons (customized as per requirements)
    • Span Length: 8 meters to 35 meters
    • Lifting Height: 6 meters to 20 meters (custom height options available)
    • Working Duty: A3~A5 (medium to heavy-duty operations)
    • Power Supply: 380V 50Hz 3Phase (or customized voltage specifications)
    • Control Method: Pendant control, remote control, or operator cabin control options

    Applications

    The Top Box and Bottom Truss Single Girder Gantry Crane is ideal for a wide range of industrial applications:

    • Steel fabrication plants
    • Heavy-duty loading/unloading areas
    • Outdoor construction sites
    • Shipyards and offshore platforms
    • Precast concrete yards
    • Large material storage yards
    • Mining industry
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    Benefits

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    • Heavy Lifting with Reduced Weight: The innovative combination of top box and bottom truss allows the crane to lift heavy loads without increasing its overall weight.
    • Enhanced Durability: The dual structure enhances durability, providing greater resistance to wind and environmental conditions.
    • Customizable Options: Tailored to your specific needs, offering flexibility in design, size, and lifting capacity.
    • Safety Features: Equipped with overload protection, emergency stop functions, limit switches, and other safety measures to ensure smooth and secure operation.
    • Quick Setup and Easy Maintenance: Simple assembly and reduced maintenance costs, making it a great solution for cost-conscious businesses.

    Why Choose Us?

    We are a leading manufacturer of cranes in China, offering top-quality lifting equipment with over a decade of expertise in the field. Our factory is equipped with advanced CNC technology and rigorous quality control systems. We provide:

    • Factory-direct competitive pricing
    • On-time delivery worldwide
    • CE/ISO certifications for global compliance
    • Expert design and engineering support
    • 24/7 customer service and after-sales support

    Frequently Asked Questions

    What is the lifting capacity range of this single girder gantry crane?

    The lifting capacity of the Top Box and Bottom Truss Single Girder Gantry Crane ranges from 5 tons to 50 tons, and can be customized to meet your specific requirements.

    Why is the dual structure design of top box and bottom truss beneficial?

    The dual structure design combines a top box girder for high structural strength and torsional resistance, with a bottom truss design that minimizes weight, enhances wind resistance, and maximizes overall stability.

    Where is this gantry crane typically used?

    It is ideal for steel fabrication plants, heavy-duty loading/unloading areas, outdoor construction sites, shipyards, offshore platforms, precast concrete yards, large material storage yards, and the mining industry.

    What control methods are available for the crane?

    We offer multiple control methods including pendant control, wireless remote control, or operator cabin control options depending on your operational needs.

    What safety features are integrated into this gantry crane?

    The crane is equipped with comprehensive safety measures such as overload protection, emergency stop functions, limit switches, and other secure operation mechanisms.

    Do your cranes comply with international standards?

    Yes, our cranes are manufactured under strict quality control systems and come with CE and ISO certifications to ensure global compliance and safety standards.