20 Ton Box Type Rail Mounted Double Girder Portal Gantry Crane

Product Description

20 Ton Box Type Rail Mounted Double Girder Portal Gantry Crane
Box type double girder portal crane 20 ton also called gantry crane or goliath crane, it is a kind of track travelling mid-heavy type crane, can be used where overhead runways are not practical, or in open areas where columns cannot be accommodated. The top main girder is mounted on two A shape columns which are further resting on wheel mounted end carriages.
This crane is widely applied to do loading and unloading work in outdoor. Such as material stocks area, cement plant, granite industry, construction industry, and engineering industry and so on.
It has features of beautiful and durable appearance, perfect performance, low cost, easy maintenance, high adaptability and so on.
Parts show:
Main technical parameter:

Rated load/ton	50	75	100	150	200
Span/m	10-40
Lifting height/m	30
Working class	A5/2M
Lifting speed/m/min	5.9	6.0	4.4	3.2	2.4
Trolley running speed/m/min	38.4	38.4	33.8	30	25
Crane running speed/m/min	30	30	30	30	30
Dead weight/t	112~185	148~220	172~265	215~300	245~380
Number of wheel	8	16	16	24	24
Max. wheel pressure/KN	288~375	210~255	255~310	230~285	295~355
Steel track recommended	QU70	QU100	QU100	QU100	QU100
Power supply	3AC 220~480V 50/60Hz

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FAQ Q.Can i have a price?
After getting your parameters,we will offer you a accurate price.
Q.Can I customize products?
Yes,we can offer OEM and ODM services
Q.What's your delivery period?
Within 10/25/40 days after your prepayment received; exact period should be based on detailed requirements and actual period;
Q.Do you have engineer oversea installation service?
Yes; We have;
Q.What kinds of products do you have?
All kinds of industrial electric/hydraulic/diesel winch (especially non-standard); Overhead Crane; Gantry Crane, Electric Hoist;
Screw Hoist; etc.
Q.If we need urgently, can you delivery soon?
After we confirming the parameters and sign the order, we will give priority to the emergency order to meet your needs;
Q.Do you offer after-sales service?
We have after-sales team to support you.
Q.How long will it take to ship to my country?
For international shipping, it depends on the product quantity and delivery address. For a specific estimate, please provide these details so that I can quote the most cost-effective option.
Q.What's your package?
Safest package chosen to protect your goods during transportation.
Dear friends, in order to offer you the suitable cranes, please provide the following parameters:
Could you supply your workshop's layout? What goods will you lift? What is the crane net working time per day?
Whatis the lifting height? What is the span?(center distance between two running rails) What is the loading capacity?

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