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QZ type grab bridge crane

  • Load capacity: 5-20t
  • Crane span: 10.5-31.5m
  • Lifting height: 18to 28m or customized
  • Hoist unit: wire rope hoist
  • Working duty: A6
  • Power source: Based on your power supply
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Description

The bridge crane of Dafang Group is a new generation of innovative product with superior performance, compact structure, light deadweight, safety, reliability and high operating efficiency, which can meet various working conditions. Choosing the bridge crane of Dafang Group can enable customers to reduce the overall investment in the plant, improve production efficiency, reduce routine maintenance, save operating energy consumption and obtain better returns.

Application

Waste Recycling and Processing

At recycling stations or waste treatment plants, it can transport scrap metal, plastics, paper, and other waste materials, helping to improve waste handling efficiency.

Steel Plants

Used for transporting heavy materials such as iron ore, coke, and steel products, meeting the demands of high-intensity working environments.

Mining Industry

Used for loading, unloading, and transporting ore, and capable of adapting to complex geological and environmental conditions.

Power Industry

Handles the loading and unloading of coal, slag, and other materials at power plants, ensuring the continuity of power production.

Warehousing and Logistics Centers

Used for stacking and moving bulk materials, enhancing storage and logistics efficiency.

Building Materials Industry

Handles the loading and transportation of construction materials such as cement, sand, and gravel.

Feature & Advantages

Bridge crane (bridge crane) is advanced in technology, safe and reliable, easy to maintain, green and energy-saving

Bridge cranes are used in warehousing and logistics, precision machining, metal manufacturing, wind power, automobile manufacturing, rail transit, and engineering machinery

Parameter

This is the specification table for a 10-ton lifting capacity crane. We also offer customized cranes with different lifting capacities. Feel free to contact us for more information!

Lifting capacityt10t
Spanm10.513.516.519.522.525.528.531.5
Lifting heightm18
Work duty A6
SpeedHoistingm/min40
Trolley traveling 45.9
Crane traveling 86.489
Max. wheel loadingkN113121131142152162172180
Crane rail recommended43kg/m or QU70 recommended
Power supply3-Phase A.C.50HZ 380V
GrabModelU127123124119120115116
TypeLightMediumHeavyExtra Heavy
Volumem^5321.5
Material densityt/m³≤1>1~1.7>1.7~2.5>2.5~3.3
WeightKg4800480348664850491347304793
Main dimensionD3900343034303220322029202920
Ba2700240024002200220019601960
Bb2060175417541528152814161416
Bh3990374737473640364034903490

Company Strength

1. Industry Position

Founded in 2006, Dafang Heavy Machinery covers an area of 1,580 acres and employs over 2,600 people. With an annual sales revenue of 3.566 billion RMB, the company focuses on two main business sectors: lifting machinery and steel structures. Major products include single and double girder bridge and gantry cranes, electric hoists, steel structure bridges, prefabricated buildings, and industrial plants. Dafang serves critical sectors such as military industry, aerospace, nuclear power, offshore engineering, metallurgy, and mining. Its products are exported to over 100 countries and regions, including the United States, Russia, and Southeast Asia.

Annually, Dafang manufactures 30,000 single-girder cranes, more than 12,000 double-girder and gantry cranes, and 30,000 electric hoists. Based on production scale, sales volume, and brand recognition, the company ranks among the top three in China’s crane industry.

2. Core Technologies

Dafang’s R&D team consists of over 260 members, including 104 with senior or intermediate engineering qualifications. The company invests 3.8% of its annual sales into technology development. It has obtained 12 international invention patents, 50 national invention patents, 415 utility model patents, and achieved 43 scientific and technological milestones. Dafang was the first in the industry to adopt anti-sway and automatic positioning technologies.

In 2016, Dafang became the first enterprise in Henan Province to implement smart crane applications and to introduce remote monitoring technology. The company also developed the multifunctional brewing crane, filling a domestic market gap. In 2021, Dafang was the first in the industry to be certified for unmanned intelligent cranes. In 2022, it undertook a project for a tower crane at a commercial satellite launch site.

3. Manufacturing Capability

Dafang Heavy Machinery is equipped with advanced in-house designed manufacturing equipment, including 1,500-ton press grooving machines, extrusion machines, and roller machines. The company has established leading domestic workshops, including an electrical assembly line, steel pre-processing line, paint finishing line, and China’s first practical single-girder lean production line. Precision machinery includes imported German NILES CNC gear grinding machines and Japanese MAZAK machining centers.

Dafang strictly follows refined manufacturing processes, adhering to the principle of “doing it right the first time, zero defects.” This commitment to quality is deeply ingrained in every employee, ensuring that every product delivered meets the highest standards.

4. Service Assurance

Dafang upholds a “comprehensive, high-quality” service standard, providing users with fast, attentive, and thorough one-stop services. With 24/7 online support, choosing Dafang means complete peace of mind. Just tell us what you need—we’ll take care of the rest.

FAQ

How do I choose the right type of grab?

The choice of grab depends on the material characteristics (density, granularity, viscosity, etc.). We provide professional selection guidance.

Can span and lifting capacity be customized?

Yes. We can customize span, lifting capacity, grab volume, and other specifications based on your requirements.

Can the equipment operate in harsh environments?

Our cranes are designed for high-temperature, dustproof, and anti-corrosive environments, with optional enclosed cabins and heat insulation systems.

How is installation, commissioning, and after-sales service handled?

We offer full installation and commissioning guidance, with a dedicated after-sales team available for support.

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