20-500 Ton Double Girder Gantry Crane with Trolley

20-500 Ton Double Girder Gantry Crane with Trolley image

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Product Description

Basic Info.

Model NO.

Capacity

up to 500t

Span

up to 60m

Lifting Height

up to 100m

Duty Group

A5-A8

Control Method

Pendent/Cabin/Wireless

Custom Design

Available

Painting Color

as Demand

Products Name

Gantry Crane

Girder Structure

Rigid Box Type

Working Ambient

-25-40

Transport Package

Standard Packing

Specification

Gantry Crane

Trademark

shengqi

Origin

China

HS Code

84261930

Production Capacity

100 Sets Per Year

Product Description

20-500 ton Double Girder Gantry Crane with Trolley

MG Gantry Crane

Our Designed MG Gantry cranes can lift heavy loads up to 700t. Its spans can be over 50 meters. For fabrication and freight-transfer applications, it can move loads rapidly and smoothly.

Mechanical:

-Double main girder, welded box beam

-Material: carbon steel with high quality of Q235B or Q345B

-The main girder is connected by strength bolt.

-Weld joint tested by X ray or ultrasonic examination;

-Forged Crane wheels

-Trolley with Compact structure, small size and light;

-Lifting mechanism is rigid open winch trolley

-Compacted gear motor driving, harden gear, hydraulic brake

-Excellent driving properties, smoothly moving

-Shot-blasting Sa2.5 for complete girder after welding, stress release

-Epoxy zinc rich high quality painting, 2×2 with 140μm

Electrical :

-Conductor power supply

-All hoist and crane movements are independent and can be run simultaneously.

-Protection degree IP55

-The components are positioned in a maintenance friendly way, and the whole layout provides with good protection

-Festoon cables are suspended on cable saddles, fixed to cable trolleys, running in a galvanized C-track.

Protective Features:

– Overload Limiter, Limit Switch (Lifting and Traveling), Interlock protection device, Buffer, Rail clear plate, Protective cover, Bus Bar preventer plate, Anti-collision device, Light alarm devices Main isolating switch, Emergency stop system, Motor overload protection

-Equipped with rainproof devices for lifting mechanism, electrical control box.

Technical Data:

MG Double Girder Gantry Crane
Capacity(t)	5t~700t as per requirements
Span(m)	7m~60m, or other special span
Lifting Height(m)	6m~24m or other specail height
Lifting Speed(m/min)	single lifting speed or stepless speed(designed as per requirements)
Trolley Speed(m/min)	single lifting speed or stepless speed(designed as per requirements)
Bridge Speed(m/min)	single lifting speed or stepless speed(designed as per requirements)
Working Duty	A5~A8 depends on application
Power supply	380V,50Hz or other

Crane Inquiry Data Sheet
Nos. Crane required
Capacity	Main Hook	Aux. hook
Span of the Crane
Required Hook Lift	Main Hook	Aux. hook
Length of Runway
Working Ambient
Working Duty	Using Frequency
Application
Power Supply	Volts Hz Phase
Control Method	cabin	floor
Control Method	wireless	other

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