Structured Manufacturing Data (2026)

Telescopic Crane

Based on aggregated insights from structured factory profiles within the CNFX directory, the standard Telescopic 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 Telescopic Crane is characterized by the integration of Telescopic Boom and Carrier Chassis. 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 mobile crane with a telescoping boom that extends and retracts hydraulically for lifting and moving heavy loads.

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Product Specifications

Technical details and manufacturing context for Telescopic Crane

Definition
A telescopic crane is a type of mobile lifting equipment characterized by a boom consisting of several nested, hydraulically extendable sections (telescopes). This design allows for significant variation in boom length and reach without requiring manual assembly or disassembly of boom segments. Mounted on a carrier vehicle (typically a truck chassis), it combines mobility with versatile lifting capabilities, making it essential for construction, logistics, and industrial material handling where frequent repositioning and variable reach are required.
Working Principle
The crane operates by using a hydraulic system powered by the vehicle's engine or a separate power pack. Hydraulic cylinders extend the nested boom sections sequentially or simultaneously to achieve the desired length and height. Load lifting and lowering are controlled via a winch and wire rope system, also hydraulically driven. The carrier provides mobility, while outriggers (hydraulically deployed stabilizers) extend to create a stable base during lifting operations. An operator controls all functions (boom extension/retraction, lifting, slewing, outrigger deployment) from a cab or remote control.
Common Materials
High-strength steel, Alloy steel
Technical Parameters
  • Maximum lifting capacity at minimum radius (metric tons) Per Request
Components / BOM
  • Telescopic Boom
    Provides variable length and reach for lifting operations; consists of nested sections that extend and retract hydraulically.
    Material: High-strength steel box sections
  • Carrier Chassis
    Provides mobility and serves as the base platform for the crane superstructure; typically a multi-axle truck.
    Material: Alloy steel frame
  • Hydraulic System
    Powers all crane movements including boom extension/retraction, lifting, slewing, and outrigger deployment via hydraulic pumps, cylinders, valves, and fluid.
    Material: Steel pumps, cylinders, hoses; hydraulic fluid
  • Outriggers
    Hydraulically extendable stabilizers that deploy to the ground to provide a wide, stable base and distribute load during lifting operations.
    Material: High-strength steel beams and cylinders
  • Winch and Hoist System
    Lifts and lowers the load via a motor-driven drum, wire rope, and hook block assembly.
    Material: Steel drum, wire rope, alloy hooks
  • Operator Cab/Controls
    Enclosed cabin or remote control station from which the operator controls all crane functions; includes levers, joysticks, and instrumentation.
    Material: Steel/glass cabin, electronic controls
  • Jib Extension
    Optional lattice or telescopic extension mounted at the boom tip to increase lifting height and reach.
    Material: Steel lattice or tubular sections

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Telescopic Crane.

Telescopic Truck Crane Hydraulic Mobile Crane Boom Truck RT Crane mobile telescopic crane for sale hydraulic telescoping boom crane heavy duty telescopic crane specifications alloy steel construction mobile crane telescopic crane with jib extension

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Max hydraulic pressure: 350 bar
other spec: Max flow rate: 200 L/min, Max wind speed: 20 m/s, Max load moment: 5000 kNm
temperature: -20°C to +50°C
Media Compatibility
✓ Construction materials (steel beams, concrete panels) ✓ Industrial equipment (machinery, generators) ✓ Shipping containers
Unsuitable: Corrosive marine environments (saltwater exposure)
Sizing Data Required
  • Maximum lifting capacity (tons)
  • Maximum working radius/boom length (meters)
  • Required lifting height (meters)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Hydraulic cylinder seal failure
Cause: Contamination of hydraulic fluid leading to abrasive wear, improper seal material selection for operating conditions, or excessive pressure spikes causing extrusion
Boom section structural fatigue cracking
Cause: Cyclic loading beyond design limits, corrosion weakening structural integrity, or manufacturing defects in weld joints creating stress concentrations
Maintenance Indicators
  • Unusual hydraulic fluid leaks at cylinder joints or boom extension points
  • Abnormal noises during boom extension/retraction such as grinding, knocking, or irregular hydraulic whining
Engineering Tips
  • Implement regular hydraulic fluid analysis and filtration maintenance to prevent contamination-related failures
  • Establish and enforce load cycle monitoring with periodic non-destructive testing (NDT) of critical weld joints and structural components

Compliance & Manufacturing Standards

Reference Standards
ISO 4309:2017 - Cranes - Wire ropes - Care, maintenance, installation, examination and discard ANSI/ASME B30.5 - Mobile and Locomotive Cranes EN 13000:2010 - Cranes - Mobile cranes
Manufacturing Precision
  • Boom extension alignment: +/- 0.5 degrees
  • Hydraulic cylinder bore: +/- 0.025mm
Quality Inspection
  • Non-Destructive Testing (NDT) - Magnetic Particle Inspection
  • Load Testing - Dynamic and Static Load Tests

Factories Producing Telescopic 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 telescopic crane?

This telescopic crane has a maximum lifting capacity of metric tons, with precise capacity varying based on boom extension and radius configuration.

How does the hydraulic telescoping system work?

The hydraulic system extends and retracts the high-strength steel boom sections smoothly, allowing precise load positioning at heights up to meters with maximum boom length of meters.

What safety features are included with the crane?

Safety features include hydraulic outriggers for stability, load moment indicators in the operator cab, and a winch/hoist system with overload protection for secure heavy load handling.

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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