Make the Road & Bridge Connect the World more Convenient
Port Cranes
position :
  • Portal Crane
  • Portal Crane
  • Portal Crane
  • Portal Crane
  • Portal Crane
  • Portal Crane
Portal Crane
High efficient Portal Crane generally includes the following units: steel frame, lift mechanism, slew mechanism, crane travel mechanism, spreader device (grab, container spreader, magnet and hook), electrical equipment and other accessory equipment for safety. Steel structure include jib and A-frame, slew platform and gantry frame.

Portal Crane jib crane is extensively applied to dock's bulk cargo (coal, ore and so on) and other cargo ship (lorry) loading and unloading as well as slipway repair.
Parameter information
Portal Crane
Portal Crane jib crane referenced standards, GB17495-1998 Harbor Portal Crane technical specification, JT400-1999 harbor Portal Crane safety specification, GB3811-2008 crane design standards, GB6067-85 crane safety specification, ISO standards, FEM standards and JIS standards.
Portal Crane Main Features
◆It uses grab, container spreader, magnet and hook, boasts high practicality and wide scope of application
◆It adopts optimized four-bar linkage so that the accuracy of level luffing is high
◆The operation device rotates 360°, widening the operation scope
◆It adopts PLC control and variable frequency speed control, so that is runs steadily and reliably
◆Intelligent structure gives excellent stability
Product Details
Portal Crane
Portal Crane Main Specification
◆Working Radius:15M~45M
◆Lifting Height:Above rail: 5-40m, Below Rail: 5-30m
◆Lifting Speed:25~60m/min
◆Luffing speed:30~50m/min
◆Slewing speed:1.5r/min
◆Traveling speed:15~30m/min
◆Working Duty: ISO M7/M8
◆Ambient Temperature: -40~40°C

Product Specification 3055
Group Classification Of Complete Machines A5
Elevating Capacity Lifting Capacity t Main Hook Aux.Hook
120 40 20
Radius m 24~33 24~60 28~65
Lifting Height m 60 60
Working Radius Max.
m 60 65
m 24 28
Speed Of Mechanism Lifting Speed m/min 6(12,<48) 15(30,<8)
Luffing Speed m/min


Slewing Speed r/min 0.24
Traveling Speed m/min 30
Power Source 3-phase A.C. 50Hz 380V
Track Gauge/Wheel Base m 13/16
Clear Height Of Portal m


Tail Slewing Radius m


Rotary Disc Tail Slewing Radius m


In-service Maximum Wind Pressure N/m 250
Out of-service Maximum Wind Pressure N/m 1000
In-service Maximum Wheel Pressure KN 450
Steel Track Recommended Qu50
Installed Capacity kw 220
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