Introduction to 100 Ton Gantry Cranes

A 100 ton gantry crane represents the pinnacle of heavy-duty material handling equipment, designed for the most demanding industrial applications. These engineering marvels combine massive lifting capacity with precision control to handle oversized loads safely and efficiently. As a leading manufacturer, Dongqi Crane offers premium 100 ton gantry cranes for sale across multiple specialized configurations, each engineered to meet specific operational requirements in various industries.

Types of 100 Ton Gantry Cranes

1. Double Girder Gantry Cranes (Standard Duty)

• Capacity: 100 metric tons
• Span Range: 20-40 meters
• Lifting Height: 12-30 meters
• Structural Design: Reinforced box girder construction
• Applications: Heavy manufacturing, steel plants, fabrication shops

2. Heavy Duty Foundry Gantry Cranes

• Special Features: Heat-resistant components, slag containment
• Duty Class: FEM A7-A8 (continuous severe duty)
• Temperature Resistance: Up to 65°C ambient temperature
• Applications: Steel mills, foundries, casting operations

3. Rail Mounted Gantry Cranes (RMG)

• Track System: QU120 heavy-duty rails
• Positioning Accuracy: ±10mm
• Span Capability: Up to 50 meters
• Applications: Shipyards, bulk material terminals, container handling

4. Rubber-Tired Gantry Cranes (RTG)

• Mobility: 16-32 wheel configurations
• Steering: 90° crab steering capability
• Power Options: Diesel-electric or full electric
• Applications: Port operations, heavy equipment yards

Comprehensive Guide to 100 Ton Gantry Crane Types

1. Double Girder Gantry Cranes (Standard Configuration)

Structural Features

• Girder Construction: Twin box girders fabricated from Q420C high-strength steel
• Flange Thickness: 40-60mm with reinforced stiffeners
• Span Capacity: 20-40m standard (extendable to 60m)
• Deflection Limit: ≤ Span/1000 under full load

Mechanical Components

• Hoisting Mechanism:
• 2x 50-ton wire rope hoists (tandem operation)
• Φ28-32mm rotation-resistant ropes
• Dual braking systems (mechanical + regenerative)
• Trolley System:
• 16-wheel configuration (4×4 arrangement)
• QU100 rail with automatic lubrication
• 5-15m/min variable speed travel

Applications

• Heavy fabrication shops
• Power plant equipment maintenance
• Large-scale structural assembly

Price Range: $180,000 – $300,000

2. Heavy Duty Foundry Gantry Cranes

Specialized Design Elements

• Heat Protection:
• Refractory-coated lower girders (withstands 200°C continuous)
• Heat-resistant cable systems (up to 150°C)
• Containment Features:
• Slag drip trays with automatic cleaning
• Protected electrical conduits
• Enhanced Safety:
• Molten metal spill sensors
• Emergency dump systems

Performance Specifications

• Duty Classification: FEM A8 (most severe service)
• Cycle Rate: Up to 60 lifts/hour continuously
• Hoist Speed: 0.5-5m/min (precision control)

Applications:

• Steel mill ladle handling
• Foundry crucible operations
• Hot ingot transfer

Price Range: $250,000 – $400,000

3. Rail Mounted Gantry Cranes (RMG)

Track System Specifications

• Rail Type: QU120 (120kg/m) or custom steel rails
• Wheel Configuration:
• 32-wheel bogie systems (8×4 arrangement)
• 900mm diameter forged steel wheels
• Alignment Technology:
• Laser guidance systems (±5mm accuracy)
• Automatic rail cleaners

Special Features

• Container Handling:
• Twin 40′ container capability
• Spreader beam options
• Bulk Material:
• Grapple systems (up to 1200m³/hour capacity)
• Dust suppression systems

Applications:

• Intermodal yards
• Bulk cargo terminals
• Heavy fabrication yards

Price Range: $300,000 – $500,000

4. Rubber-Tired Gantry Cranes (RTG)

Mobility System

• Tire Options:
• 16.00-25 24PR pneumatic (standard)
• Foam-filled (for puncture resistance)
• Steering Modes:
• 90° crab steering
• 360° spot turning
• Power Systems:
• Diesel-electric (450kVA generator)
• Full electric (600V AC conductor bar)

Operational Features

• GPS Positioning: ±10cm accuracy
• Load Monitoring: Real-time weight distribution
• Access Systems: Elevated operator cabins

Applications:

• Port container handling
• Heavy equipment yards
• Modular construction sites

Price Range: $350,000 – $600,000+

5. Special Application Variants

A. Low Headroom Gantry Cranes

• Height Reduction: Up to 30% lower profile
• Special Trolley: Compact design with reduced hook height
• Applications: Indoor heavy fabrication with height restrictions

B. Explosion-Proof Gantry Cranes

• Certifications: ATEX Zone 1 compliant
• Special Features:
• Pressurized electrical enclosures
• Non-sparking aluminum bronze components
• Applications: Petrochemical plants, refineries

C. Automated Gantry Cranes

• Control Systems:
• PLC-based automation
• RFID load identification
• Positioning:
• ±2mm repeatability
• Automatic load centering
• Applications: Automated storage/retrieval systems

Technical Comparison Table

Type	Max Span	Speed (m/min)	Duty Class	Special Features	Price Range
Double Girder	40m	5-15	A5-A6	Standard heavy lift	$180k-$300k
Foundry	35m	0.5-5	A8	Heat protection	$250k-$400k
RMG	50m	3-10	A6-A7	Rail guidance	$300k-$500k
RTG	N/A	5-12	A6	Mobile operation	$350k-$600k+
Automated	30m	1-8	A7	Precision control	$400k-$750k

Each Dongqi 100-ton gantry crane includes:

• FEM 1.001 compliant design
• 3D finite element analysis reports
• Complete documentation package
• 18-month structural warranty
• Lifetime technical support

For specific application requirements, our engineering team provides:

Operator training programs

Site condition analysis

Load cycle calculations

Foundation design recommendations

Installation planning

Key Applications of 100 Ton Gantry Cranes by Industry

1. Heavy Industrial Manufacturing

Precision Handling of Oversized Components

• Pressure Vessel Installation: Maneuvering 80-100 ton vessels into position with ±5mm accuracy
• Industrial Machinery Relocation: Safely transferring 90-ton stamping presses during factory reconfiguration
• Large Structural Assembly: Positioning 60-meter steel trusses weighing 95 tons for bridge construction

Specialized Features for Manufacturing

• Micro-Speed Control: 0.1 m/min precision mode for delicate positioning
• Load Monitoring: Real-time weight distribution display with ±0.5% accuracy
• Rotator Attachments: 360° rotation capability for optimal component orientation

2. Power Generation Sector

Critical Lift Operations

• Turbine Installation:
• Handling 85-ton gas turbine rotors
• 0.5 m/min controlled descent for exact placement
• Vibration dampening systems for sensitive components
• Generator Maintenance:
• 100-ton stator removal/installation
• Specialized lifting frames for balanced load distribution
• Non-conductive nylon slings for electrical safety

Nuclear Power Applications

• Containment Vessel Work:
• 98-ton reactor head lifts
• Seismic-rated designs (up to SSE level)
• Radiation-resistant components

3. Shipbuilding & Offshore

Dry Dock Operations

• Hull Section Assembly:
• 90-ton bow section positioning
• Dual-hoist synchronization for balanced lifts
• Saltwater corrosion protection package
• Engine Installation:
• 95-ton marine diesel engine placement
• 3-axis alignment capability
• Shock-absorbing trolley systems

Offshore Platform Construction

• Module Handling:
• 100-ton living quarter installations
• Motion-compensated systems for floating docks
• 50m special outreach configurations

4. Mining & Heavy Industry

Equipment Maintenance

• Mill Relining:
• 80-ton mill shell section replacement
• Confined space operation packages
• Dust-proof electrical systems
• Dragline Maintenance:
• 95-ton boom section handling
• Outboard stabilization systems
• 40m special cantilever designs

Material Processing

• Crusher Installation:
• 100-ton primary crusher assembly
• Vibration-isolated operation
• Remote control for hazardous areas

5. Aerospace & Defense

Aircraft Manufacturing

• Wing Assembly:
• 85-ton composite wing handling
• Electrostatic discharge protection
• Clean room compatible versions
• Rocket Integration:
• 95-ton booster stage positioning
• Non-sparking aluminum components
• Precision alignment systems (±1mm)

6. Infrastructure & Construction

Bridge Building

• Precast Concrete Installation:
• 100-ton segmental bridge pieces
• Wind-resistant designs (up to 28 m/s)
• GPS-assisted positioning

Tunnel Construction

• TBM Component Handling:
• 90-ton cutterhead assembly
• Low-profile underground versions
• Explosion-proof configurations

Industry-Specific Customizations

Industry	Special Features	Safety Systems	Control Options
Power Generation	Seismic damping	Ground fault detection	Explosion-proof pendants
Shipbuilding	Saltwater protection	Load moment indicator	Waterproof radio remote
Mining	Dust-proofing	Dual emergency stop	Hazardous area cabin
Aerospace	ESD protection	Redundant brakes	Micro-positioning joystick
Construction	Wind-resistant	Anti-collision	GPS interface

Performance Metrics by Application

Precision Requirements:

• Aerospace: ±1mm positioning
• Power Generation: ±3mm alignment
• General Manufacturing: ±5mm tolerance
• Bulk Material: ±10mm acceptable

Cycle Times:

• Continuous Manufacturing: 15-20 lifts/hour
• Maintenance Operations: 5-8 lifts/hour
• Precision Assembly: 2-3 lifts/hour

Environmental Considerations:

• Coastal: C5-M corrosion protection
• Arctic: -40°C operational capability
• Desert: Sand filtration systems
• Tropical: 100% humidity rating

Dongqi provides application engineering services including:

• Site-specific load diagrams
• Wind load calculations
• Seismic analysis
• Interference studies
• Installation sequencing plans

Each 100-ton gantry crane solution includes:

• Industry-specific safety packages
• Application-optimized controls
• Environmentally-adapted components
• Maintenance access design
• Operational training programs

Technical Specifications

Structural Parameters

Component	Specification
Main Girder	Q420C high-strength steel
Flange Thickness	40-60mm
Web Thickness	25-40mm
End Carriages	8-16 wheel configurations
Wheel Load Capacity	40-60t per wheel

Lifting Mechanism

• Hoist Type: Heavy-duty wire rope
• Rope Diameter: Φ26-Φ32mm
• Drum Capacity: 500+ meters of rope
• Motor Power: 55-90kW
• Speed Control: Variable frequency drive

Dimensional Standards

Parameter	Range	Customization Available
Span	20-50m	Up to 60m possible
Lifting Height	12-30m	Higher on request
Crane Height	10-18m	Low-profile options
Wheelbase	8-12m	Adjustable designs

100 Ton Gantry Crane Price Factors

Base Price Ranges

Crane Type	Price Range	Lead Time
Standard Double Girder	$180,000-$300,000	16-20 weeks
Foundry Duty	$250,000-$400,000	20-24 weeks
RMG	$300,000-$500,000	22-26 weeks
RTG	$350,000-$600,000+	24-28 weeks

Key Cost Determinants

1. Span Requirements: Each additional meter adds $3,000-$8,000
2. Lifting Height: Taller designs increase structural costs by 5-15%
3. Duty Class: A8 cranes cost 25-40% more than A5 models
4. Control Systems: Automation adds $50,000-$150,000
5. Environmental Protection: Corrosion packages add 10-20%

Why Choose Dongqi 100 Ton Gantry Cranes?

Engineering Advantages

✔ Custom-Engineered Solutions: Every crane designed for specific load diagrams
✔ Premium Components: Siemens/ABB drives, SKF bearings
✔ Advanced Safety Systems: Dual braking, overload protection
✔ Global Certifications: CE, ISO, GOST, AS compliant

Service Package

• Free technical consultation
• Installation supervision
• Operator training
• Lifetime technical support
• Remote monitoring options

Conclusion

Dongqi Crane’s 100 ton gantry cranes represent the ultimate solution for heavy load handling across industries. From $180,000 standard models to $600,000+ specialized RTGs, we offer engineered solutions for every heavy lifting challenge.

Contact our engineering team today for:
✔ Detailed 100 ton gantry crane dimensions
✔ Application-specific price quotations
✔ Technical specifications sheets
✔ Site planning assistance

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