Customer profile

A leading mining services company located in Newcastle, New South Wales, Australia, specializing in providing full-chain equipment and labor solutions for the mining, civil engineering, and construction industries.

Core Requirements Evolution

  • Initial Plan: Two double-girder gantry cranes (25 tons each, 20 meters span, 7 meters lifting height), suitable for in-workshop coal mining equipment maintenance.
  • Final Plan: After technical optimization, an MH-type single-girder electric hoist gantry crane was selected. Key parameters were optimized to: a 16-meter span, a total lifting height of 9 meters, and an MD two-speed wire rope electric hoist (effective lifting height of 5.72 meters). The crane achieved an A4 working class and perfectly matched the requirements for indoor mechanical handling.

Technical Highlights

Breaking through Space Constraints: The low-headroom MD two-speed electric hoist design reduces the overall height to 9 meters, resolving height constraints within the workshop

Dynamic Plan Adjustment Mechanism

Plan A: Maintain the electric hoist's non-spanning outrigger design, maintaining the original cost.

Plan B: Accurately calculate the hook limit distance (optimized to 0.85 meters), and based on customer feedback, determine the plan for expanding the outrigger width and increasing the overall machine weight.

Final Implementation: Adopting the spanning outrigger design, achieving safe and efficient operation through structural reinforcement.

Professional Support System

The technical team provides 3D modeling drawings and stress analysis reports to ensure structural safety.

Complete Certification System

Covers ISO crane certification, welding non-destructive testing reports, asbestos/hazardous substances declarations, and other full-process compliance documents.

Logistics and Cost Control

Transportation Plan: 40-foot container intermodal transport, directly to Newcastle via the Sydney Harbour Railway, optimizing land-sea transport costs.

Price Sensitive Factors: Girder structure (single/double beam), cantilever configuration, indoor and outdoor operating environment, and transportation method (container/bulk) are key cost variables.

The main girder and outriggers of a 25-ton gantry crane take up a lot of space. Whether shipping by container or bulk carrier, please contact us for more information.

25-ton gantry crane main girder and outriggers

25-ton gantry crane parts

25-ton single-girder gantry crane electric wire rope hoist

Main components of a 25-ton single-girder gantry crane

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