High-Performance Double Girder Overhead Crane
Our high-performance double girder overhead crane is engineered for heavy-duty lifting with exceptional precision and reliability. Designed to handle large loads with ease, it offers smooth and efficient operation, making it ideal for a wide range of industrial applications such as manufacturing, warehousing, construction, and port operations. Built with durable materials and advanced control systems, this crane ensures safety, durability, and enhanced productivity in demanding environments.
Specification
Versatile Applications

Warehousing & Logistics Efficiency: Streamline the loading, unloading, and short-distance transfer of goods within large warehouses and distribution centers.
Port & Dock Operations: Facilitate the hoisting of heavy components and assist with ship maintenance tasks, ensuring smooth port operations.
Construction Site Productivity: Lift steel structures, precast elements, and support on-site handling of heavy construction materials.
Automotive Maintenance Expertise: Efficiently hoist engines, replace parts, and assist with vehicle assembly, ensuring smooth operations in automotive workshops.
Energy Sector Solutions: Safely lift and transport heavy equipment, assist in the maintenance of generators, and ensure reliable operation in power plants.
Machinery Workshop Operations: Handle and position precision parts, lift heavy machinery, and support workshop operations with ease.
Aerospace Industry Advancements: Support aircraft assembly with precision lifting, even in confined spaces, ensuring efficiency in aerospace production lines.
Chemical Plant Operations: Effectively manage container handling, pump replacements, and heavy material lifting to support chemical plant maintenance.
Retail & Supermarket Solutions: Streamline goods movement in backend warehouses or navigate tight aisles, improving the efficiency of retail logistics.

Superior Key Configurations
Heavy-Duty Structure:Strong double girder design with excellent load capacity and stability
Smooth Trolley Travel:Motorized trolley ensures precise and stable movement
Dual-Speed Hoisting:Provides flexible lifting control with fast and slow speeds
Custom Power Supply:Supports various voltage options based on user needs
Multiple Control Modes:Pendant control, wireless remote, or cabin operation
Comprehensive Safety:Equipped with limit switches, overload protection, and emergency stop
Corrosion & Dust Resistant:Suitable for indoor and outdoor use with anti-rust coating
Adjustable Span & Height:Girder span and lifting height can be tailored to site requirements
Easy Maintenance:Simple structure with easy-access components
Soft Start & Stable Drive:Smooth operation with soft-start motors and low noise travel


Drawings & Dimensions
Our engineering team can provide tailored designs to meet specific project requirements.
Detailed Technical Specifications
Custom configurations available upon request for tailored solutions.
Item | QD Type Double Girder Crane | LH Type Electric Hoist Double Girder Crane | LD Type Single Girder Crane | European Type Double Girder Crane |
Lifting Capacity | 5t ~ 320t (customizable) | 5t ~ 32t (customizable) | 1t ~ 20t (customizable) | 3t ~ 80t (customizable) |
Span | 10m ~ 50m (customizable) | 7.5m ~ 31.5m (customizable) | 5m ~ 28.5m (customizable) | 10m ~ 40m (customizable) |
Lifting Height | 6m ~ 30m (customizable) | 6m ~ 30m (customizable) | 6m ~ 20m (customizable) | 6m ~ 30m (customizable) |
Lifting Speed | 3.5 ~ 12.5 m/min (dual speed or inverter optional) | 8 / 0.8 m/min (dual speed) | 8 m/min (single speed) | 0.5 ~ 8 m/min (VFD optional) |
Trolley Speed | 20 ~ 40 m/min (inverter optional) | 20 m/min | 20 m/min | 10 ~ 40 m/min (VFD optional) |
Crane Travel Speed | 30 ~ 60 m/min (inverter optional) | 20 ~ 45 m/min (inverter optional) | 20 ~ 30 m/min | 20 ~ 60 m/min (VFD optional) |
Number of Inverter Drives | Up to 3 (hoisting, trolley, crane) | Standard 1 (hoisting), optional up to 3 | Optional 1~2 | Optional 3 (fully adjustable) |
Working Duty | A5 ~ A7 (customizable) | A3 ~ A5 (customizable) | A3 ~ A4 | A5 ~ A6 (customizable) |
Control Mode | Cabin / Remote / Control Console (customizable) | Pendant / Remote / Cabin (customizable) | Pendant / Remote | Remote / Console / PLC (customizable) |
Motor Type | YZR metallurgical / integrated drive (optional) | Integrated drive or standard motor (optional) | Standard motor | ABB / SEW. / Siemens (customizable) |
Power Supply | AC 380V 50Hz (other voltages customizable) | AC 380V 50Hz (customizable) | AC 380V 50Hz | AC 380~690V, 50/60Hz (multi-voltage available) |
Structure | Welded double girder with platform and cable trolley (customizable) | Double girder with hoist rail | Single girder + underslung hoist | Box girder with compact European trolley |
Safety Features | Limit switch, buffer, overload, anti-collision (customizable) | Limit switch, emergency stop, phase protection | Limit switch, buffer, alarm | Anti-sway, diagnostics, status monitoring (customizable) |
Applications | Steel mill, power plant, heavy industry, molds | Equipment handling, general fabrication | Warehouse, workshop, light assembly | Smart factory, high-end production line, clean room |
After Sales Service
Standard Warranty: Benefit from comprehensive 12-month coverage ensuring peace of mind.
Global Support: Access 24/7 technical assistance and reliable spare parts availability worldwide.
Comprehensive Training: Avail on-site or remote operation and maintenance training for optimal use.
LINKS : Dongqi Crane