Editorial Technical Reference

Tower Crane

This page explains how Tower Crane is classified within Machinery and Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

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

Representative product image. Confirm appearance and specifications with the manufacturer.

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. Typical specifications include a maximum lifting capacity of 8–64 metric tons, a maximum hook height of 40–160 meters, and a maximum jib length of 40–80 meters. The slewing speed ranges from 0.6–1.2 rpm, hoisting speed from 0–80 m/min, and trolley traversing speed from 0–60 m/min. The power supply is typically 380–480 volts, three-phase, with a total installed power of 50–200 kW. The crane is designed to operate in temperatures from -20°C to 45°C, with a maximum wind speed of 20 m/s for operation. The maximum tilt angle is 2 degrees, and the noise level at the operator's position is ≤80 dB(A). The counterweight ranges from 10–60 metric tons, and the total weight without counterweight is 50–200 metric tons. Materials used include high-strength steel and alloy steel. Standards referenced include ISO 4301-1 for lifting capacity and tilt angle, IEC 60038 for power supply, ISO 4302 for wind speed, and ISO 11201 for noise measurement. These values are directory references and must be verified with the legal manufacturer or supplier for specific models and applications.
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
ParameterTypical rangeNotes & selection driver
Maximum Lifting CapacityRequired8–64 metric tonsThe heaviest load the crane can safely lift under specified conditionsISO 4301-1
Maximum Hook HeightRequired40–160 metersThe maximum vertical distance from ground level to the hook at its highest position
Maximum Jib LengthRequired40–80 metersThe horizontal reach of the crane's boom from the center of rotation
Slewing SpeedRequired0.6–1.2 rpmThe rotational speed of the jib around the mast
Hoisting SpeedRequired0–80 m/minThe vertical speed at which the hook raises or lowers loads
Trolley Traversing SpeedRequired0–60 m/minThe horizontal speed at which the trolley moves along the jib
Power SupplyRequired380–480 volts/phaseElectrical requirements for crane operation (e.g., 400V/3-phase)IEC 60038
Maximum Wind Speed for Operation20 m/sAbove this, crane must be secured.ISO 4302
Operating Temperature Range-20–45 °CBelow -20°C requires special steel.
Maximum Tilt Angle2 °Foundation levelness limit.ISO 4301-1
Noise Level at Operator's Position≤80 dB(A)At full load.ISO 11201
Total Installed Power50–200 kWSum of all motors.
Counterweight10–60 tIncluded in total weight.
Total Weight (without counterweight)50–200 tFor transport and foundation design.

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

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
  • Limit Switches
    Stop travel at the end of hoist, trolley and slew ranges.
  • Load Moment Indicators
    Compare load and radius against the rated chart and cut motion before overload.

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Tower Crane.

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.

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ISO 12485:2011 - Cranes - Tower cranes - General requirements ANSI/ASME B30.3 - Tower Cranes DIN EN 14439:2009 - Cranes - Safety - Tower cranes

Quoted from the published standard.

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

Manufacturers of Tower Crane

4 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

KSCRANE
Henan, CN
Also makes: Jib Crane, Overhead Crane, Carrier Chassis and 5 more
Listed on the company's own website · profile compiled by CNFX from public sources
Nante Crane
Zhejiang, CN
Listed on the company's own website · profile compiled by CNFX from public sources
SANY Group
Taiwan, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Tavol Group Co., Ltd. (Shandong Tavol Machinery Co., Ltd.)
Tai'an, Shandong, CN
Also makes: Forklift Truck
Stated by the company · profile compiled by CNFX from public sources

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

Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
Verify equipment lists, process limits, capacity, and representative production evidence.
Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Supply Chain Commonly Integrated Components

Cleaning-in-Place (CIP) System

An automated cleaning system that cleans processing equipment without disassembly, using spray nozzles, pumps, and cleaning solutions to remove residues and contaminants.

Explore Specs →
Vacuum System

A vacuum system that creates and maintains a controlled low-pressure environment for lyophilization by removing air and moisture from the chamber.

Explore Specs →
Refrigeration System

A refrigeration system that provides controlled cooling to maintain low temperatures required for the lyophilization process in pharmaceutical manufacturing.

Explore Specs →
Human-Machine Interface (HMI)

A hardware and software interface that allows human operators to monitor, control, and interact with the automated beverage blending system.

Explore Specs →

Frequently Asked Questions

What is the maximum lifting capacity of a tower crane?

According to directory reference data, the maximum lifting capacity ranges from 8 to 64 metric tons, depending on the model and configuration. Always verify the exact capacity with the manufacturer for the specific crane model.

What are the typical dimensions of a tower crane?

Typical maximum hook height ranges from 40 to 160 meters, and maximum jib length from 40 to 80 meters. These values are reference ranges and must be confirmed for the actual model.

What safety standards apply to tower cranes?

Relevant standards include ISO 4301-1 for lifting capacity and tilt angle, ISO 4302 for wind speed, IEC 60038 for power supply, and ISO 11201 for noise measurement. Compliance should be verified with the manufacturer.

What are the operating limits for wind speed and temperature?

The maximum wind speed for operation is 20 m/s, and the operating temperature range is -20°C to 45°C. Below -20°C, special steel may be required. Always check the manufacturer's specifications.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

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.
Buyer enquiry

Request manufacturing insight for Tower Crane

Ask for use case, specification boundaries, supplier type, and RFQ preparation information for this product.

Where it goes
Straight to the CNFX editorial desk, and to the manufacturer if this product is linked to a claimed profile. Nothing is broadcast to a supplier list.
Your details stay here
We do not sell or rent enquiry data, and we do not add you to a mailing list. Used only to answer this request.
No commission, no middleman
CNFX is a directory. We take no cut of any order and never negotiate on a supplier's behalf.
What we don't claim
A listing is not an endorsement. Qualify every supplier and verify every figure yourself before ordering.

Your business information is used only to process this request.

Thank you! Your message has been sent. We'll respond within 1–3 business days.
Sorry, we couldn't send your message. Please try again, or email us at contact@cnfx.com.

Need to Manufacture Tower Crane?

Compare manufacturer profiles with relevant product and process capability.

Previous Product
Torque Transducer
Next Product
Track Rail
Get QuotesChat