What are the main advantages of a Marine Telescopic Boom Crane compared to a knuckle boom or stiff boom crane?

A marine telescopic boom crane offers a unique balance of extended working radius and compact deck space saving. Key advantages include: Flexible Reach: The hydraulic boom extension allows seamless operation in tight offshore environments. Space Efficiency: When fully retracted, it occupies minimal vessel deck area, making it ideal for compact cargo and research ships. Precise Material Handling: Provides high positioning accuracy for supply transfer, deck cargo handling, and equipment deployment.

Which classification society certifications (CCS, ABS, DNV, LR) are available for Yuntian marine telescopic boom cranes?

All Yuntian marine telescopic boom deck cranes can be customized and certified according to major International Association of Classification Societies (IACS) standards, including CCS, ABS, DNV, BV, LR, and RINA. Each crane undergoes strict load testing and non-destructive testing (NDT) to ensure compliance with international offshore lifting regulations.

How does the marine telescopic boom crane handle harsh marine environments and saltwater corrosion?

To withstand severe marine and offshore conditions, our telescopic boom marine cranes are built with high-grade marine corrosion protection: Surface Treatment: ISO 12944 C5-M heavy-duty marine paint systems with zinc-rich primer. Hydraulic Cylinders: Piston rods are coated with double-layer chrome or ceramic coatings for maximum resistance to saltwater pitting. Component Protection: Stainless steel (316L) hydraulic piping, fasteners, and IP56/IP66 waterproof marine electric control boxes.

Can a marine telescopic boom crane be customized for specific lifting capacities and outreach requirements?

Yes, Yuntian provides fully custom-engineered marine telescopic boom cranes with lifting capacities ranging from 1 ton to 50 tons and maximum working outreach up to 35 meters. Additional features like constant tension (CT) systems, active heave compensation (AHC), explosion-proof motors (ATEX/IECEx), and remote wireless controls can be integrated based on your vessel's operational needs.

Marine Telescopic Boom Crane

Marine Deck Crane with Telescopic Boom - Ideal for Offshore Operations

High-Performance Offshore Marine Telescopic Deck Crane - Durable & Reliable

Marine Telescopic Boom Crane - Designed for Heavy Lifting at Sea

Telescopic Boom Crane for Marine and Offshore Applications - Heavy-Duty Lifting Solution

Authentication mark:

Capacity:2~10t (customizable)

Lifting Height:(customizable)

Voltage/Hertz:(customizable)

Brand Name: YUNTIAN

Place of Origin: Henan, China

Product manual

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Introduction

Technical Data (General Version)

Application

Features

PRODUCT INTRODUCTION

Marine telescopic boom cranes have a compact design and are able to perform a wide range of load handling tasks safely and reliably in the challenging marine environment. The telescopic jib ensures that the crane can serve a large working area on the vessel. Standard cranes have lifting capacities ranging from two to ten tonnes, with outreaches of up to20m.Higher capacities are available upon request. The crane is controlled from an operator platform above the slewing ring, with radio remote controlavailable as an option.The crane controls provide smooth and precise movements of all crane motions. Two motions canbe performed simultaneously, but at reduced speeds. conclusion, the Marine Telescopic Boom Crane’s combination of easy manipulation, safety, reliability, and high efficiency caters to a wide range of applications across different maritime settings. Its design not only optimizes limited operational spaces but also ensures that various cargo types can be handled effectively, benefiting ports, yards, and offshore operations alike.

TECHNICAL DATA

Parameter	Specification
Safe Working Load (SWL)	2 - 10tons (customizable)
Max. Working Radius	5.6 – 45 m (customizable)
Lifting Height	12 – 50 m (customizable)
Hoisting Speed	0 – 24 m/min (customizable)
Slewing Angle	360° (Continuous)
Boom Extension Time	~25 – 90 s
Control Mode	Cabin / Wireless Remote / Pendant
Safety Devices	Overload Limiter, Emergency Stop, Load-Holding Valves, Fail-Safe Brakes, Safety Monitoring
Working Temperature	-10℃ – +45℃

APPLICATION

Luxury Yachting and Marine Leisure

Shipbuilding and Ship Repair Industry

Commercial Fishing and Aquaculture

Offshore Wind Energy (Renewable Energy)

Offshore Oil and Gas Industry

Marine Scientific Research and Oceanography

FEATURES

Flexible Reach and Variable Outreach The telescopic mechanism allows for a highly adjustable working radius. It can extend to lift loads over obstacles or reach distant targets with precision, providing far greater operational flexibility than fixed-length booms.

Efficient Cargo and Supply Handling Designed for seamless ship-to-ship or ship-to-shore transfers, it handles a wide range of loads—including spare parts, provisions, and offshore equipment—significantly streamlining logistics and reducing vessel downtime.Efficient Cargo and Supply Handling Designed for seamless ship-to-ship or ship-to-shore transfers, it handles a wide range of loads—including spare parts, provisions, and offshore equipment—significantly streamlining logistics and reducing vessel downtime.

Precision Hydraulic Control and Stability Equipped with advanced hydraulic systems, the crane offers smooth, stepless speed regulation for hoisting, slewing, and telescoping. This ensures micro-positioning accuracy and maintains load stability even in turbulent sea states.

Compact Footprint and Space Optimization When fully retracted, the crane occupies minimal deck space. This compact "stowed" configuration makes it an ideal solution for vessels with limited installation areas where deck real estate is at a premium.

Corrosion Resistance for Harsh Marine Environments Built to endure high-salinity and offshore conditions, these cranes feature specialized C5-M marine-grade coatings and stainless steel components, ensuring long-term structural integrity and compliance with international standards such as CCS, ABS, or DNV.

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Our products are mainly exported to South America, Southeast Asia,Africa, Russia, Turkey, Middle East countries and so on.