50 Ton Double Girder Overhead Crane

Our 50-ton double girder overhead crane is engineered for the most demanding industrial environments. Designed for exceptional durability, operational efficiency, and utmost safety, this crane is the quintessential solution for moving massive loads with pinpoint accuracy in workshops, fabrication plants, steel service centers, foundries, and heavy machinery assembly lines. It represents the pinnacle of heavy-load handling technology, built to maximize productivity and minimize downtime.

Lifting Capacity: 50 Tons (100,000 lbs)
Span: Customizable (e.g., 10m to 35m / 33ft to 115ft+)
Lifting Height: Customizable (e.g., 6m to 30m / 20ft to 100ft)

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50 Ton Overhead Crane Key Features & Advantages

1. Robust Double Girder Design: The primary feature of this crane is its twin bridge girders, providing superior strength and rigidity compared to single girder models. This design allows for higher lifting capacities, longer spans, and the ability to integrate auxiliary hoists for multi-lifting scenarios.
2. Exceptional Hoisting Mechanism: Equipped with a powerful, precision-engineered hoist (available in wire rope or chain configuration). Features include:
- Variable Speed Control: Allows for smooth, gradual acceleration and deceleration, enabling operators to place heavy loads with millimeter precision, crucial for delicate positioning.
- High-Class Lifting Motor: A thermally protected, high-duty cycle motor ensures reliable performance under continuous operation.
- Redundant Safety Systems: Includes an upper and lower limit switch to automatically prevent over-hoisting, a overload limiter to protect the crane’s structure, and a failsafe brake system.

50 ton double girder overhead crane

3. Smooth and Precise Traveling:
- Bridge Travel: The entire crane moves seamlessly along high-strength runway beams on durable end trucks equipped with double-flanged wheels.
- Trolley Travel: The hoist and trolley assembly moves longitudally along the bridge girders, ensuring smooth cross-travel movement of the load.
- Drives: All movements are powered by premium frequency-controlled drives, ensuring jerk-free starts and stops for enhanced load control and safety.
4. Advanced Control System:
- Pendant Control: Standard operation via a ergonomic, low-voltage pendant station with clearly marked buttons for all functions (Hoist Up/Down, Bridge Left/Right, Trolley Forward/Back).
- Radio Remote Control (Optional): Offers operators greater freedom of movement, improved visibility, and enhanced safety by working from an optimal vantage point away from the load path.
5. Heavy-Duty Construction: Fabricated from high-tensile steel, all critical components—girders, end trucks, and hooks—are designed with a significant safety factor exceeding international standards (FEM, DIN, CMAA, or ASME).

50 ton double girder overhead crane

Technical Specifications (Standard)

Parameter	Specification
Lifting Capacity	50 Tons (100,000 lbs)
Span	Customizable (e.g., 10m to 35m / 33ft to 115ft+)
Lifting Height	Customizable (e.g., 6m to 30m / 20ft to 100ft)
Class of Service	FEM 3m / CMAA Class D (Standard Duty) or Class E (Heavy Duty)
Hoisting Speed	Variable, e.g., 0.8 – 5.0 m/min (dependent on motor selection)
Traveling Speed	Bridge: 20-40 m/min; Trolley: 10-20 m/min (Frequency Controlled)
Control	48V Pendant Control (Standard); Radio Remote (Optional)
Power Supply	3-Phase, 380V/400V/415V, 50/60Hz (or as per local standard)
Ambient Temperature	-20°C to +40°C (Can be customized for extreme conditions)
Work Duty	A6 (according to ISO 4301-1)

Note: All specifications are customizable to meet specific application requirements.

Safety Features

Safety is our highest priority. Our 50-ton crane is equipped with a comprehensive suite of protective devices:

1. Overload Limit Device: Prevents the crane from lifting beyond its rated capacity.
2. Double-Limit Switches: For both hoisting and lowering motions.
3. Emergency Stop Button: Instantly cuts power on the pendant and optional remote.
4. Anti-Collision System: (Optional) For applications with multiple cranes on the same runway.
5. Buffer and End Stops: Physical safeguards at the end of the travel path.
6. Warning Light and Alarm: Audible and visual alerts during crane operation.

50 ton double girder overhead crane

50 Ton Double Girder Overhead Crane Applications

This crane is ideal for a vast range of heavy-industry applications, including:

1. Handling steel coils and plates
2. Positioning large machinery and components
3. Loading and unloading heavy freight
4. Foundry and casting operations
5. Power generation and heavy equipment manufacturing
6. Shipbuilding and aerospace assembly

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Customization & Service

We understand that every facility is unique. We offer full customization of:

1. Span and lifting height
2. Control systems (Pendant, Radio Remote, or Cab Operated)
3. Specialized 50 ton crane hook, grabs, or magnets
4. Environmental adaptations (explosion-proof, corrosion-resistant, high-temperature)
5. Our service includes professional installation, commissioning, training, and a comprehensive after-sales support package with readily available spare parts.

Investing in our 50-ton overhead crane means investing in the backbone of your production line. It is a symbol of strength, reliability, and engineered perfection, designed to deliver decades of safe and productive service. Contact our engineering team today to discuss your specific requirements and receive a tailored solution.

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