Structured Manufacturing Data (2026)

Tower Crane

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Tower Crane used in the Machinery and Equipment Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Tower Crane is characterized by the integration of Mast (Tower) and Jib (Boom). In industrial production environments, manufacturers listed on CNFX commonly emphasize High-strength steel construction to support stable, high-cycle operation across diverse manufacturing scenarios.

A tall, fixed crane used for lifting and moving heavy materials on construction sites.

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Product Specifications

Technical details and manufacturing context for Tower Crane

Definition
A tower crane is a fixed lifting device consisting of a vertical mast (tower) and a horizontal jib (boom) that rotates around the mast. It is primarily used in the construction of tall buildings and large structures to hoist building materials, prefabricated components, and equipment to great heights with precision. The crane's design allows for a significant working radius and lifting capacity while maintaining stability through a counterweight system and foundation.
Working Principle
A tower crane operates through a combination of mechanical and electrical systems. The vertical mast provides structural support and height. The horizontal jib, equipped with a trolley and hoist mechanism, moves along the jib to position loads horizontally. The slewing unit allows the entire jib assembly to rotate 360 degrees around the mast. The hoist motor drives cables through pulleys to lift and lower loads. An operator in a cab controls these movements via joysticks and switches, while safety systems like limit switches and load moment indicators prevent overloads and ensure safe operation.
Common Materials
High-strength steel, Alloy steel
Technical Parameters
  • Maximum safe working load (SWL) the crane can lift at its minimum radius (metric tons) Per Request
Components / BOM
  • Mast (Tower)
    Provides vertical structural support and height for the crane, typically constructed in modular sections
    Material: High-strength steel sections
  • Jib (Boom)
    Horizontal arm that extends from the mast to provide lifting radius, supports trolley and hoist mechanisms
    Material: Lattice steel structure or box sections
  • Counter Jib Part
    Opposite arm to the jib that holds counterweights to balance the crane and prevent tipping
    Material: Steel structure with concrete or steel counterweights
  • Operator's Cab
    Enclosed control station where the operator manages all crane movements and monitors systems
    Material: Steel frame with safety glass and insulation
  • Slewing Unit
    Mechanism that allows the jib and counter jib to rotate 360 degrees around the mast
    Material: Steel gears, bearings, and drive components
  • Hoist Mechanism
    Motor-driven system with drums, cables, and pulleys that raises and lowers loads
    Material: Steel drums, high-strength wire rope, alloy steel gears
  • Trolley
    Moving carriage that travels along the jib to position loads horizontally
    Material: Steel frame with wheels and drive mechanism
  • Hook Block
    Lifting attachment with pulley system and hook for connecting to loads
    Material: Forged steel hook with alloy steel sheaves
  • Foundation/Base Part
    Structural support that anchors the crane to the ground or building, transferring loads to the substrate
    Material: Reinforced concrete or steel base frame
  • Climbing Frame
    Temporary structure used to raise the crane's height during construction (for climbing cranes)
    Material: Steel framework

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Tower Crane.

Construction Crane Building Crane Tower Hoist Hammerhead Crane Luffing Jib Crane heavy duty tower crane for construction high capacity fixed crane lifting equipment industrial tower crane with climbing frame alloy steel construction tower crane tower crane with slewing unit specifications

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
wind speed: Up to 20 m/s (max operational wind speed)
temperature: -20°C to +40°C (operational range)
slewing speed: 0.1-1.5 rpm (rotation speed)
lifting height: Up to 300+ meters (max hook height)
lifting capacity: Varies by model (typically 1-100 tons)
Media Compatibility
✓ Steel beams and columns ✓ Concrete panels and slabs ✓ Construction equipment and machinery
Unsuitable: Highly corrosive marine environments without special protection
Sizing Data Required
  • Maximum lifting capacity required (tons)
  • Maximum lifting height needed (meters)
  • Maximum working radius/outreach required (meters)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Wire rope degradation
Cause: Corrosion from environmental exposure, mechanical fatigue from repeated bending and loading cycles, and improper lubrication leading to internal friction and wear.
Gearbox failure
Cause: Inadequate lubrication causing overheating and accelerated wear, misalignment from improper installation or structural settling, and contamination from ingress of dirt or moisture.
Maintenance Indicators
  • Audible grinding or screeching noises from hoisting mechanisms or slewing ring, indicating severe wear or lack of lubrication.
  • Visible excessive sway or vibration of the jib during operation, suggesting structural fatigue, loose connections, or foundation issues.
Engineering Tips
  • Implement a condition-based monitoring program using vibration analysis and thermography on critical components like gearboxes and motors to detect early signs of wear.
  • Establish strict load testing and inspection protocols for wire ropes, including regular magnetic flux leakage testing to identify internal defects before catastrophic failure.

Compliance & Manufacturing Standards

Reference Standards
ISO 12485:2011 - Cranes - Tower cranes - General requirements ANSI/ASME B30.3 - Tower Cranes DIN EN 14439:2009 - Cranes - Safety - Tower cranes
Manufacturing Precision
  • Slewing bearing raceway flatness: 0.05mm per meter
  • Mast section perpendicularity: +/-0.1 degrees
Quality Inspection
  • Non-destructive testing (NDT) of critical welds
  • Load testing to 125% of rated capacity

Factories Producing Tower Crane

Manufacturer profiles with relevant production capability in China

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Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What is the maximum lifting capacity of this tower crane?

The maximum lifting capacity varies by model but typically ranges from 5 to over 50 metric tons, depending on jib length and configuration.

How is the tower crane powered on construction sites?

Our tower cranes typically operate on standard industrial power supplies (380-480 volts, 3-phase) with options for diesel generators in remote locations.

What safety features are included in the operator's cab?

The operator's cab includes ergonomic controls, panoramic visibility, load moment indicators, anti-collision systems, and emergency stop functions for safe operation.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data basis: CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks for Machinery and Equipment Manufacturing.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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