TOP2
Gantry Crane Manufacturers in China

  • Over 4,700 employees, including 200+ senior engineers.
  • Over 3,500 sets of processing and testing equipment.
Factory area
1,620,000
Annual Output
100,000+

Gantry Crane Components: Engineered to Boost Your Lifting Efficiency

parets 5
Open Winch
  • The hoisting trolley features an open, compact winch design with a lightweight structure, high transmission efficiency, and low noise.
  • Frequency control enables smooth operation with a 1:10 speed ratio—slow under heavy load and fast under light load.
parets 4
Crane Wheel Assembly 
  • The wheel set is made of high-strength alloy steel.
  • High load capacity.
  • Long service life.
  • Easy installation and maintenance.
parets 7
Crane Hook Assembly 
  • Made of DG34CrMo; pulleys are Q235 hot-rolled steel with wear-resistant roller bearings.
  • The hook rotates 360°.
  • All pulleys use maintenance-free bearings designed to prevent wire rope wear against pulley shells.
parets3
Main Beam and Legs 
  • Steel plate: Q235-B, shot-blasted to Sa2½ grade.
  • The main girder uses an eccentric box-type structure with an optimized design for lighter weight.
parets 2
Crane Cabin
  • Aviation-style operator cabin with wide visibility and tempered glass.
  • Ergonomic seat and flexible control console ensure comfortable and efficient operation.
parets 6
Hoisting Drum 
  • Drum is a short-shaft welded steel plate type with bearing seats on both ends and an extended shaft
  • Easy adjustment and installation.
parets 1
Trolley Power Supply
  • Uses section steel (C-shaped steel) track support, strong, durable, and lightweight.
  • Flat cable design with lightweight and good flexibility.
parets 8
Electrical System
  • Protection grade: IP55.
  • Equipped with aviation connectors and comprehensive electrical protection.

Industry Benchmark Cases of KUANGSHAN Gantry Cranes

Case 1
Factory Outdoor Yard
  • Product: Single Girder Gantry Crane
  • Designed with a single-girder structure and A-type legs, ensuring compact construction and smooth operation.
  • Used for lifting and stacking steel plates, structural parts, and finished components.
Case 2
Precast Beam Plant
  • Product: Double Girder Gantry Crane
  • Features an A-type double-girder structure with dual trolleys for excellent load-bearing performance.
  • Used for lifting and transferring concrete beams and large structural components.
Case 3
XCMG Group Production and Manufacturing Workshop
  • Product: Semi Gantry Crane
  • Independently developed intelligent cranes
  • Over 300 sets of cranes are applied in assembly, structure manufacturing, and material handling processes
Case 4
Nuclear Power Project
  • Product: 100 Ton Double Girder Gantry Crane
  • FEM-standard design with positioning accuracy within 5 mm.
  • Over 100 sets of high-precision, anti-sway, high-quality gantry cranes supplied for this project.
Case 5
Intercity Rail Transit
  • Product: Double Girder Gantry Crane for Metro Excavation
  • Two 100-ton double girder gantry cranes designed for lifting soil and materials during metro construction.
  • A key part of the Pearl River Delta Intercity Rail Transit Network.
Case 6
Russia Port Container Handling
  • Product: Automated Container Gantry Crane
  • Exported seven 42-ton automated container gantry cranes to Russia.
  • Designed to A8 heavy-duty classification with low-temperature-resistant materials for stable operation at -40°C.
Case 7
Shipbuilding Industry
  • Product: 450t Super-Span Gantry Crane for Shipbuilding
  • Used for lifting and transferring large ship and offshore engineering sections.
  • Integrates lifting, transportation, section turning, and assembly functions in one system.
Case 8
MaAnShan Yangtze River Bridge Construction
  • Product: 500t Gantry Crane
  • Over ten cranes (400t–500t) supplied for lifting main steel towers and bridge structures.
  • The bridge features a three-tower, two-main-span design with 1,120 m single spans and 2,240 m total span—one of the world's largest three-tower cable-stayed bridges.

Why Choose KUANGSHAN CRANE - Top 2 Gantry Crane Manufacturers in China

Vector
History:  founded in 2002
Vector
Crane Annual Output: Exceeds 100,000 units. 
Vector
Factory Area: Covering 1.62 million m², equipped with over 3,500 processing and testing machines and 100+ automatic welding and machining lines.
Vector
Product Range: Over 200 types, including overhead cranes, gantry cranes, and electric hoists.
Vector
Industries Served: Aerospace, automotive, shipbuilding, petrochemical, railway, port, steelmaking, machinery manufacturing, and waste incineration—covering over 50 sectors.
Vector
Global Reach: Exported to 122 countries, serving more than 10,000 clients worldwide.

ISO Crane Industry Standard Developer

intellectual property
Intellectual Property Management System Certification
Standard No.
Issuing Organization
Standard Title
Date of Issue
ISO 12210:2021
ISO/TC96/SC9
Cranes — Anchoring devices for in-service and out-of-service conditions
2022-03-08
ISO 7752-5:2021
ISO/TC96/SC9
Cranes — Control layout and characteristics — Part 5: Bridge and gantry cranes
2022-03-08
ISO 9374-5:2021
ISO/TC96/SC9
Cranes — Information to be provided —Part 5: Overhead travelling cranes and portal bridge cranes
2022-03-08
GB/T 23723.5-2025
China
Cranes — Safe use-Part 5: Bridge and gantry cranes
2025-01-24
GB/T 20776-2023
China
Classification for lifting appliances
2023-12-28

Over 700 Crane-Related Patents and Technological Achievements

The KUANGSHAN CRANE technical team comprises more than 10 renowned industry experts and over 200 intermediate and senior engineers, with more than 700 patents and technological achievements. Covering structural design, drive systems, automation, and safety innovations. These advancements ensure efficient, reliable, and customized lifting solutions across industries.

All patents can be verified through the China National Intellectual Property Administration (CNIPA)

  • patent drawing 01
    Single-Drum Electric Hoist and Crane Using the Same (ZL 2010 2 0245888.2)
  • patent drawing 02
    A Crane Hoisting Mechanism, Crane Pulley Beam, and Crane (ZL 2014 1 0716769.3)
  • patent drawing 03
    Double-Girder Crane Main Beam and Double-Girder Crane Using the Same (ZL 2010 20575150.2)
  • patent drawing 04
    Bridge Crane Trolley for Mining Applications (ZL 2011 1 0098111.7)

Comprehensive Certifications Ensuring Quality and Reliability

  • certificate 1
    Production License of Special Equipment People's Republic of China
  • certificate 2
    CNNC Qualified Supplier Certificate
  • certificate 3
    ISO9001 Quality Management System Certification
  • certificate 4
    CE Certification
  • certificate 5
    Weapons Equipment Quality Management System Certification
  • certificate 6
    Energy Management System Certification

Smart Factory: High-Efficiency Automation Driving Quality Manufacturing

85

%

Full-line Automation Rate
95

%

Equipment Networking Rate
310
Handling and Welding Robots Installed
32
Welding Lines in Operation
equipment 1
Robot Welding Line of Single Beam Main Beam
  • Achieving one finished product per hour.
  • Production time reduced by 40%.
  • Customer delivery cycle shortened by 50%.
equipment 2
Auto Robot Welding Workstation for Double Beam Main Beam
  • L-arm hydraulic turnover machine performs ±90° workpiece flipping.
  • Robot automatically locates and welds seams.
equipment 3
Automatic Loading and Unloading Robot
equipment 4
Gear Piece Intelligent Automated Production Unit
equipment 5
End Beam Welding Robot Assembly Line
equipment 6
Automated Production of LD wheels

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