Gantry crane
Weiyuan Heavy Duty MG Type Crane for High-Precision Engineering & Technical Lifting
Product Overview
The Weiyuan Heavy Duty MG Type Gantry Crane is an advanced engineering solution specifically designed for high-capacity and high-precision outdoor lifting operations. Engineered with finite element analysis (FEA) and built upon a rigid double-girder box structure, this rail-mounted gantry crane delivers unmatched structural integrity under extreme mechanical stress. It combines high-torque lifting mechanisms, variable frequency drive (VFD) controls, and heavy-duty Q355B steel construction to ensure smooth, millimeter-level load positioning. As Weiyuan’s premier technical solution, this crane provides the power, torsional resistance, and drive efficiency required for demanding engineering environments such as heavy machinery assembly, precision steel processing, and structural component fabrication yards.
Product Advantages
Engineered for Outside Lifting: Built with an advanced double-box girder design verified by Finite Element Analysis, ensuring minimal deflection and optimal stress distribution under heavy rated loads.
Heavy-Duty Lifting Power: Features robust wire rope winch trolley systems driven by hardened gear reducers and disc brakes, capable of handling continuous high-duty work cycles effortlessly.
Superior Stability and Reach: The rigid A-frame gantry legs and precision-machined forged steel wheels minimize rail wear and provide exceptional stability during long-distance travel.
Durable and Low-Maintenance: Equipped with Variable Frequency Drives (VFD) across all motion mechanisms (hoisting, trolley, and long travel), eliminating start-stop shock and minimizing load sway.
Customized to Your Needs: Fully configurable in terms of span, lifting height, wheel load limits, and hoisting speeds to match complex engineering specifications and site constraints.
Application Scenarios
Precision Steel Fabrication Yards: Engineered for maneuvering massive fabricated steel trusses, plates, and structural assemblies with extreme positioning accuracy.
Precast Concrete Girder Facilities: Ideal for lifting, moving, and loading heavy bridge girders, T-beams, and segmental concrete blocks in casting yards.
Heavy Machinery Manufacturing: Provides high-tonnage lifting capacity for assembling large industrial equipment, engines, and heavy castings in outdoor staging areas.
Infrastructure & Power Plant Construction: Handles heavy power turbines, transformers, and oversized structural modules at major project sites.
Shipbuilding & Modular Assembly Yards: Offers reliable heavy-lift capacity for positioning large hull blocks and sub-assemblies along outdoor rails.
Product Specifications
| Parameter | Specification |
|---|---|
| Brand | Weiyuan |
| Rated Capacity | 10t to 200t (Customizable for heavier loads) |
| Span | Up to 50m (Customized to your site) |
| Max. Lifting Height | Up to 30m (Customized) |
| Work Duty | A5–A8 (Heavy Duty to Severe Duty) |
| Structure | MG Type Heavy-Duty Double Girder Gantry Crane |
| Lifting Mechanism | Heavy-duty open winch trolley or wire rope hoist trolley |
| Crane Traveling Speed | 20-40 m/min (VFD stepless control) |
| Trolley Traveling Speed | 20-40 m/min (VFD stepless control) |
| Control Methods | Wireless Remote Control, Cabin Control, PLC Automation |
| Power Supply | 3-Phase 380V/400V/415V/440V, 50/60Hz via cable reel or busbar |
| Electrical Components | Siemens, Schneider, ABB or equivalent premium brands |
| Safety Devices | Overload limiter, travel limit switches, anemometer, rail clamps, emergency stop, buffers |
| Working Temperature | -25°C to +40°C |
| Protection Class | IP55 for outdoor configuration |
| Steel Grade | Q355B High-Strength Carbon Steel |
| Warranty | 1 Year |
| Lead Time | 40–65 days (Negotiable) |
Features at a Glance
FEA-optimized double-girder MG gantry crane for maximum structural rigidity.
Full VFD stepless speed control for precision load positioning and sway control.
Heavy-duty winch trolley mechanisms built for high-duty cycle work (A5-A8).
Fully customizable span, lifting height, and rail-wheel loading parameters.
Ideal for heavy machinery assembly, precast yards, and structural steel plants.
FAQ
- What’s the information should I provide when inquiry?
The more details or drawings, the better. A: Lift capacity B: Crane arm length C: Lift height: hook travel distance D: What material to lift E: Power source or other specials you give us will be more appreciated. - How many operating methods for my selection?
Standard operating methods: A: Pendant controller with push buttons. B: Remote control with push buttons. C: Cabin control with joysticks. Choose any type as you like. - Can this type work in hazardous environment?
Sure! We can customize for you, acid proof, high-temperature, or explosion proof, no problem for that. - What about warranty time?
Use within the standard for the next 12 months. - How can we install the crane?
Our senior engineer can be your side to do the installation guide service and training. - May I visit your factory?
Of course. We can pick you up at train station, high-speed rail station or airport, and book hotel for you.