High Efficiency Outdoor Yard Port Gantry Crane , Electric 25 Ton Cantilever Gantry Crane

Brief introduction of 25t portal crane:
Four link type portal crane has been extensively applied to loading and unloading at port and material handing at dockyard and metallurgy industry.

Main components of 25t portal crane:
1. Steel frame
2. Lifting mechanism
3. Luffing mechanism
4. Slewing mechanism
5. Crane travel mechanism
6. Spreader device(grab,container spreader,hook and electrmangnet disk)
7. Electrical equipment
8. Other accessory equipments for safety.

Using of 25t portal crane:
Four link type portal crane is a kind of hoisting machine especially used in port, with small investment and swiftness benefit for loading and unloading front apron container, sundries and bulk cargo, also used in materual handing dockyard, ship building and repairing yard, metalluygy industry.

Referenced standards of 25t portal crane:
1. GB17495-1998 Harbor portal crane technical specifications.
2. GB6067-85 lift equipments safety specification.
3. GB3811-2008 crane design standards.
4. ISO standards.
5. FEM standards.
6. JIS standards.

Working condition of 25t portal crane:
1. The temperature in the working environment should be in the scope of -20°c~+45° & relative humidity is no higher than 95% (with dew).
2. In-service the wind speed should be no higher than 20m/s.
3. The installation of the crane rail should accord with requirement of JT5022.
4. Not applicable to explosive environment, fire danger carrier and places full of corrosive gas.
5. Not lifting Melton metal, poisonous, flammable, explosive materials.
6. Please notice in advance when to grab underwater materials or special materials.
7. Water roof cloth is needed in out door operation.