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4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction
4T Mini Crawler Crane for Steel Erection & Construction

4T Mini Crawler Crane for Steel Erection & Construction

The Ss4T Spider Crane is a compact and versatile mini crawler crane designed for precise lifting operations in construction, industrial maintenance, and installation projects. Its compact structure, flexible movement, and stable lifting performance make it an ideal solution for working environments where traditional cranes cannot easily access.
 

Product Introduction

The Ss4T Spider Crane is a compact and versatile mini crawler crane designed for precise lifting operations in construction, industrial maintenance, and installation projects. Its compact structure, flexible movement, and stable lifting performance make it an ideal solution for working environments where traditional cranes cannot easily access.

Designed for professional users, the Ss4T Spider Crane provides excellent maneuverability in narrow spaces while maintaining reliable lifting capability. It helps contractors improve work efficiency, enhance safety, and reduce the challenges of manual material handling.

Product Advantages
Compact DesignCompact Design

Operates efficiently in narrow spaces and complex working environments.

High FlexibilityHigh Flexibility

Easy movement and precise lifting control improve job site adaptability.

Safe OperationSafe Operation

Stable crawler structure helps reduce lifting risks.

Higher ProductivityHigher Productivity

Speeds up installation and material handling processes.

Multi-Application CapabilityMulti-Application Capability

Suitable for construction, industrial, and maintenance fields.

Cost-Effective SolutionCost-Effective Solution

Provides professional lifting performance with efficient operating costs.

Product Specifications
Product Parameters
Basic Parameters   Model Ss4T
  Specification 3.95T×1.3m
  Maximum Working Radius 11.6m×0.2 t
  Maximum Ground Lifting Height 12.5m
  Maximum Underground Lifting Height -
Winch Device   Hook Speed 12 m/min(4 falls)
  Wire Rope φ12 mm×50 m
Telescopic System   Boom Type Pentagonal full-automatic 5-section
  Boom Length 4m-11.6m(3.5m×5      sections)
  Telescopic Length /Time 4m-11.6m/25 sec(20 sec in accelerated mode)
Up and Downs   Boom Angle /Time 0°-80°/18 sec(16 sec in accelerated mode)
Slew System   Slew Angle /Time 0°-360°continuous/2.1 rpm
Outrigger   Outrigger Active Form Manual  rotation,hydraulic  extension,manual  grounding;
manual adjustment for the 1st and 3rd sections,automatic for the 2nd section
  Maximum Extended Dimensions 5200 mm(left/right)×5300 mm(front/rear)
Traction System   Walking Way Hydraulic motor drive
  Walking Speed 0-2.5km/h
  Grade Ability 20°
  Ground Length×Width 300  mm×52.5×90-section  rubber  tracks×2;
ground contact length 1900 mm
  Ground Pressure 49.0 kPa(0.50 kgf/cm²)
Electric Motor   Electric Motor Model Three-phase AC asynchronous motor
  Working Voltage 380 V(HZ50)
  Power 5.5 kW
Diesel Engine   Diesel Engine Model YN490(China II)
  Emission Standard China II
  Maximum Output 37 kW
  Starting Method Electric starting
  Fuel Diesel
System Voltage 24V
Overall Dimensions(L×W×H) 4200  mm×1200  mm×1750  mm
Vehicle Weight 3.55t
Application Fields

Glass Installation & Curtain Wall Projects: Suitable for lifting glass panels, windows, curtain walls, and architectural materials in commercial buildings and renovation projects.

Indoor Construction & Limited Space Projects: Ideal for factories, warehouses, shopping centers, and other areas where space is restricted.

Industrial Equipment Installation: Used for moving and positioning machinery, production equipment, and heavy components.

Steel Structure Installation: Provides efficient lifting support for steel components and construction materials.

Maintenance & Engineering Projects: Suitable for equipment maintenance, facility upgrades, and professional lifting operations.

Rental and Lifting Service Businesses: A flexible solution for companies providing specialized lifting services.

ROI (Return on Investment) Analysis

The Ss4T Spider Crane helps customers achieve a faster return on investment by improving efficiency, reducing labor costs, and lowering project expenses.

Labor Cost Savings: Reduces the need for manual lifting teams and improves workforce efficiency.

Faster Project Completion: Flexible operation helps shorten installation time and increase daily productivity.

Lower Equipment Rental Costs: Reduces dependence on large crane rentals for small and medium lifting projects.

Improved Workplace Safety: Mechanical lifting reduces manual handling risks and creates a safer environment.

Long-Term Business Value: Its wide application range allows continuous use across multiple industries and projects.

How Can We Help You?
Shandong Seven Sword Machinery Equipment Co., Ltd. was established through the integration of three experienced manufacturing companies, building on the foundation of the former Jinan Seven Sword Machinery Equipment Co., Ltd. By combining engineering expertise, manufacturing capacity, and innovation, we created a stronger company dedicated to delivering reliable lifting and material handling solutions worldwide.
faq
Q: What is your product mainly used for?

A: Our mechanical equipment is widely applied in construction engineering, factory handling, logistics loading and unloading, metal processing and industrial automation fields. It features stable performance, high efficiency and durable structure.

Q: Can you customize the machine according to our requirements?

A: Yes, we support OEM & ODM customization. We can adjust the size, power, configuration, color and logo as your actual working conditions.

Q: What is your production lead time?

A: Normally the delivery time is 15–30 working days after receiving the deposit. For customized machines, the lead time will be confirmed according to specific drawings and requirements.

Q: What is your payment term?

A: We accept T/T, L/C at sight. Usually 30% deposit in advance, 70% balance before shipment.

Q: How about the quality warranty?

A: We provide 12 months warranty for all machines. Within the warranty period, we supply free spare parts and technical support. Lifetime online after-sales service is available.

Q: Do you provide installation and operation guidance?

A: Yes. We offer detailed English manual, operation video and remote online guidance. If needed, we can also arrange professional engineers for overseas on-site service.

Q: How do you pack the goods for shipment?

A: Standard export wooden box / fumigation wooden package, suitable for sea and air transportation, to avoid damage during long-distance delivery.

Q: Can we visit your factory?

A: Warmly welcome you to visit our factory anytime. We can arrange pick-up service and show you our production workshop and testing process.

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