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Heavy-Duty Mechanical Container Spreader

Mechanical spreaders are essential devices in industrial production, particularly in the material handling sector. They serve as the critical link between lifting equipment (such as cranes, hoists, and derricks) and the load to be moved. Their primary function is to securely grasp, hold, and release loads, enabling the safe, efficient, and precise handling, assembly, and positioning of materials.

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    Main Features

    (1) High Safety: Safety is the paramount concern in their design and manufacture. They are often equipped with safety latches, overload protection devices, and other mechanisms to prevent accidental load release during operation.

    (2) Specialization: There is a wide variety of specialized slings and spreaders designed for specific load shapes, weights, dimensions, and requirements.

    (3) Efficiency and Labor Saving: The correct use of appropriate lifting gear significantly enhances handling efficiency, reduces manual labor, and minimizes the risk of damage to the goods.

    (4) Diverse Structures: They range from simple components like hooks and shackles to complex structural designs like lifting beams and modular spreader frames ("spider" slings) to suit various application needs.

    (5) Customized:It is available to support to design and manufacture according to various terminals’ requirement.

    (6) Dual Assurance for Uncompromising Safety and Quality

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    Technical Specifications

    Parameter

    Value

    Material

     

    Container Types

    20ft, 40ft, 45ft ( Standard)

    Rated Load

    30~50 tons

    Self Weight

    2.5~4.5 tons

    Twistlock Type

    Mechanical

    Rotation Angle

    ±5°(Optional ±180°  )

    Operating Temp.

    -20℃ ~ +50℃

    Power Supply

    Passive (No External Power)

    Compatibility

    STS, RTG, Gantry Crane

    Certifications

    ISO 3874, CSC Standards

    Common Types

    (1) General-Purpose Slings: Such as wire ropes, chains, synthetic slings, shackles, and hooks, which have broad applicability.

    (2) Specialized Spreaders/Lifters:

    a Plate Lifting Clamps: Designed for handling steel plates, typically using a lever mechanism to grip the plate's edge.

    b Coil Lifts/Coil Hooks: Specifically engineered for lifting steel coils, often by inserting arms into the coil's core and expanding to secure it.

    c Container Spreaders: Used in port operations for loading and unloading shipping containers, featuring twist locks that automatically engage the container's corner castings.

    d Vacuum Lifters: Utilize vacuum pressure to adsorb onto smooth, non-porous surfaces (e.g., glass, metal sheets), allowing for contact-free, damage-free handling.

    e Magnetic Lifters: Use electromagnetic or permanent magnetic force to handle ferrous materials, such as steel blocks or plates.

    Applications

    They are indispensable in a vast range of industries, including manufacturing (automotive, steel), warehousing and logistics, port terminals, construction, and aerospace—essentially any sector involving the movement of heavy loads.

    Inspection

     We understand that safety is your utmost priority. To that end, we implement a rigorous dual-quality assurance system to ensure every product delivered to you meets the highest standards of reliability.

    (1) Stringent In-House Factory Inspection

    Every piece of rigging equipment undergoes a comprehensive inspection process before leaving our facility, which includes:

    Visual & Dimensional Checks: Ensuring flawless surfaces and precision compliance with design specifications.

    Material & Process Verification: Guaranteeing raw material quality and heat treatment processes are up to standard.

    Proof Load Testing: Each product is subjected to a tensile test at 1.5 to 2 times its Working Load Limit (WLL) to verify its structural integrity and safety.

    (2) Optional Independent Third-Party Inspection

    To provide objective and authoritative quality certification, we fully support and encourage independent third-party inspections.

    Why Choose It? Conducted by accredited independent bodies (such as TÜV, DNV, Lloyd's Register, etc.), the resulting certification report offers maximum credibility, serving as a "passport" for your export requirements, project bids, or compliance with the strictest safety regulations.

    How We Facilitate: Should you require this service, we can:

    Assist in liaising with accredited third-party inspection agencies.

    Provide full technical support, including production records and material certificates.

    Facilitate the sampling and testing process at our factory or a designated lab.

    Our Commitment

    We have absolute confidence in our product quality and welcome any form of verification. Choosing us means selecting not just a product, but a partnership built on safety and responsibility.

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