MG Double girder gantry crane, gantry crane, goliath crane

MG Double Girder Gantry Crane (Box-type)

MG Double Girder Gantry Crane (Box-type) is suitable for loading and unloading in sites of open storage, material yard, railway freight station, port terminal and so on. It also can be equipped with a variety of special hooks for a variety of special oper

Lifting capacity:

Up to 500ton

Lifting height:

Up to 30m or customized

Lifting span:

3 to 35m

Working temperature:

-20 to 40 degree C

Working class:

A5-A7

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Product Description Technical Parameters Product Application Related product Inquiry

Product Description

Product

MG Double Girder Gantry Crane (Box-type) is composed of gantry, crane crab, trolley traveling mechanism, cab and electric control system, and the gantry crane can be Box-type or Truss-type structure. The track is at the side of each girder and the leg is divided into type A and type U according to user’s requirements. The control method could be ground control, remote control, cabin control or both.

Features

Reasonable structure

Favorable performance

Smooth starting and stopping

Safe and reliable traveling

Low noise, commodious cabin and good view

Convenient maintenance, excellent exchange ability for parts and components

Saves electricity specifications

Trolley

Double Girder Gantry Crane With CD/MD Hoist
The trolley are assembled with motor, reducer brake, trolley frame, drum hook, pulley, rain cover and other parts. It includes lifting mechanisms cross traveling mechanism. The trolley is strictly designed according to the application and working environment.

Girder

Main beam will have sandblast derusting and and painted with zinc rich epoxy primer.
Main beam is cut by plasma numerical control cutting machine.
The butt weld of tension flange shall undergo ultrasonic or x-ray flaw detection as specified.

Specifications

Double Girder Gantry Crane With CD/MD Hoist

Lifting capacity: up to 500ton

Lifting height: up to 30m or customized

Lifting span: 3 to 35m

Working temperature: -20 to 40 degree C

Working class: A5-A7

Power supply: 220~440V, 50/60HZ,3 phase by cable or slide wire

Control method: pendant control, remote control or cabin control.

Technical Parameters

Capacity			t	50/10	75/20	100/20
Span			m	7.5-31.5
Lifting Height		Main hook	m	12	2202	22
		Aux.hook	m	16	22	22
Operation method				Pedant control,wireless control,cabin control
Speed	Lifting	Main hook	m/min	5.9	5.5	3.53
		Aux.hook	m/min	13.2	9.23	7.2
	Cross travel		m/min	38.5	38.4	33.86
	Long travel		m/min	74.6	65	65.6
Lifting mechanism			type	Electric winch cart
Working class				A5,A6,A7
Power supply			AC	220/380/400/415/460V,50/60Hz,3P

Product Application

Double girder gantry cranes are suitable for large span, frequently loading and unloading railroad freight yard, the port, open storage, container depots etc. applicable to long, large, bulky cargo and container handling operations.

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