What is a stiff boom pedestal crane and what are its main characteristics?

A stiff boom pedestal crane is a type of shipboard crane featuring a rigid, non-luffing (non-lowering) or limited-luffing boom mounted on a sturdy pedestal base that is bolted or welded directly to the ship's deck, and its main characteristics include exceptional structural rigidity which provides superior load stability during lifting operations, a simple and robust mechanical design with fewer moving parts compared to knuckle boom or telescopic cranes, higher lifting capacities at longer radii due to the fixed boom angle, and excellent durability in harsh marine environments, making it particularly well-suited for heavy-duty applications such as cargo handling on bulk carriers, container ships, general cargo vessels, and offshore supply vessels where reliability and high capacity are more important than boom articulation and maneuverability.

What is the difference between a stiff boom pedestal crane and a knuckle boom crane?

A stiff boom pedestal crane differs fundamentally from a knuckle boom crane in its boom articulation and operational flexibility, as the stiff boom is a single rigid structural member that operates at a fixed or limited luffing angle, providing maximum lifting capacity at a specific radius with exceptional stability and minimal load swing, while a knuckle boom crane features an articulated, multi-jointed arm that can fold and unfold like a finger, offering superior maneuverability around obstacles, the ability to reach into confined spaces, and much more compact stowage when folded, but typically with lower lifting capacities at longer radii and more complex control systems, so stiff boom pedestal cranes are preferred for open deck heavy lifts and high-capacity cargo handling, while knuckle boom cranes are chosen for operations requiring precise positioning in tight spaces.

What are the key safety features required for a stiff boom pedestal crane?

The key safety features required for a stiff boom pedestal crane include a Load Moment Indicator (LMI) or rated capacity limiter that continuously monitors load weight, boom angle, and radius to prevent overload conditions, an anti-two-block system that prevents the hook block from contacting the boom tip or sheave assembly, a boom hoist limit switch that stops over-luffing beyond safe angles, emergency stop functions for immediate system shutdown, a hydraulic holding valve that locks the boom and winch in position in case of hydraulic pressure loss, a deadman's control system that automatically returns controls to neutral if the operator releases the handle, wind speed indicators to alert the operator to unsafe weather conditions, and comprehensive overload protection with audible and visual alarms, all working together to ensure safe and reliable heavy lifting operations in the demanding shipboard environment.

Marine Stiff Boom Crane

Stiff Boom Pedestal Cranes for Ships

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Stiff Boom Pedestal Cranes for Ships5.webp

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Capacity:

2t, 3t, 5t, 10t (customizable)

Lifting Height:

(customizable)

Voltage/Hertz:

(customizable)

Working Class:

Span:

10~20m (customizable)

Apply: Our Marine Stiff Boom Crane isn't just equipment; it's the backbone of your maritime operations, enabling feats of strength and precision across a multitude of challenging scenarios.

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PRODUCT INTRODUCTION

The Stiff Boom Pedestal Crane is a robust, heavy‑duty lifting system designed for permanent installation on ships, offshore platforms, and marine structures. Characterized by its fixed, non‑articulated boom (lattice or box section) mounted on a pedestal base, this crane type offers exceptional structural rigidity, high lifting capacity, and reliable performance in demanding marine environments. Unlike knuckle‑boom or telescopic cranes, the stiff boom design prioritizes strength and simplicity, making it ideal for applications where maximum lifting capacity, long reach, and operational reliability are critical.

TECHNICAL DATA

Parameter	Specification	Parameter	Specification
Core Components	PLC, Engine, Bearing, Gearbox, Motor, Gear, other	Video outgoing-inspection	Provided
Rated Loading Capacity	400kg, 500kg, 3ton, 5ton, 20ton	Max. Lifting Height	120M
Weight (KG)	5680	Application	Marine/shipyard etc
Slewing Angle(degree)	360/270	Product type	Offshore Equipments
Rated Lifting Moment	Loading Capacity	Span	12~35m
Place of Origin	Henan, China	Main Electrical Part	Siemens or Schneider
Color	Customized	Power	(customizable)
Type	Stiff Boom Pedestal Cranes	Certification	CE ISO GOST

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APPLICATION

1. Heavy‑Lift & Project Cargo Vessels Oversized Cargo Handling: Lifting and stowing heavy project cargo such as wind turbine blades, transformers, industrial machinery, power plant modules, and bridge sections.Self‑Loading Capability: Enabling vessels to load their own deck cargo without relying on shore‑based cranes, reducing port turnaround times.Tandem Lifts: Utilizing dual stiff boom cranes in coordinated operations to handle extra‑long or unbalanced loads with synchronized control.

2. Bulk Carriers & General Cargo Ships Cargo Hold Access: Reaching deep into holds to load unload bulk commodities (ore, coal, grain), breakbulk cargo, and palletized materials.Hatch Cover Handling: Lifting and stowing heavy steel hatch covers efficiently during cargo operations.Grab Operations: Equipped with grabs for handling bulk materials, with the stiff boom providing stability during repetitive high‑cycle operations.

3. Offshore Supply Vessels (OSV) & Platform Supply Platform Cargo Transfer: Lifting pipes, drilling equipment, containers, and bulk materials from the vessel deck to offshore platforms, utilizing the long reach to clear platform obstructions.Deck Cargo Management: Handling heavy deck cargo such as reels, chemical tanks, and mud skips with precise, stable lifting.Anchor Handling Support: Assisting in the deployment and retrieval of anchors, chains, and mooring systems.