Henan Kuangshan Crane Co.,Ltd.
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High Working Efficiency 20ton Heavy Duty Gantry Crane,
Gantry Crane Feature
Brief introduction of 20ton heavy duty gantry crane:
| Introduction | 20ton heavy duty gantry crane is used together with CD,MD eloectric hoist. It is a track travelling small and medium size crane. Its proper lifting capacity is 2t-10t,proper span length is 10m-32.5m. Its proper working temperature is -25-40C degrees |
| Components |
1.Steel structure:Main beam,end beams, 2.Lifting mechanism:Electric hoist with trolley travelling along the cantilever. |
| Control method | Remote control or pendent line with press button or cabin |
| Design and construction rules | All the standards which is required for the crane is the Chinese standard |
| Painting |
1.Primer and finished paint, 2.Color:According to your demand, 3.Average thickness:About 100microns |
| Power supply | 380V/50HZ or as per client's requirements |
| Motors | Nanjing Zongchang(Number 1 in China) |
| Hoisting mechanism | CD/MD model electric hoist |
| Speed | Single speed/Double speed |
| Manufacturing standard | All crane design and manufacturing is according to Chinese standard but customized products are available |
| Safety feature |
1.Limit switch, 2.Overload stop device for hoisting, 3.Long bearing buffer for crane travelling, 4.Power failure backup. |
| Payment term | 40% payment in advance and the balance paid before delivery by T/T |
| Shipping port | Qingdao/Tianjin/Shanghai |
| Warranty | 12 months |
| Order tips |
1.Lifting capacity? 2.Span length(cantilever length) 3.Lifting height(hook center to ground) 4.Power supply:voltage, 5.Working condition:Which material to lift?temoerature? 6.Would be better if you have drawing of your plant? |
Motors:The motors are used specially crane duty suitable for frequent starting, reversing & braking in accordance with China National Standards. Motors are totally enclosed in dust proof construction , Sq. cage motors with integrated safety brakes, protection for hoisting, CT & LT motions.
Brakes:dual-disc brakes with features like automatic braking on power failure
(FAIL SAFE).
Gear Box:The entire gear boxes are made of accurate hob cut helical / spur gears & pinions having hardness 250 to 350 BHN made from carbon alloy steel. All gears & pinions running on antifriction type ball / roller bearings in totally enclosed oil bath giving constant splash lubrication. The helical / Spur gear designed for adequate strength and optimum wear resistance for smooth operation & long life.
Electrical Panel:Modular design, ease to install and maintain, reliable operation, fuse less circuitry, ducted wiring and compact terminals. Motor overload protection to prevent overloading.
Limit Switch:Safety limit switches for stoppers will be provided to prevent over traveling in all motions.
Painting:Two coats of primer before assembly & two coats of synthetic enamel after testing.
Production process of 20ton heavy duty gantry crane:
Package and delivery of 20ton heavy duty gantry crane:
Our service:
Order Notice of 20ton heavy duty gantry crane:
Pls kindly inform us the following details while you send the inquiry:
1.What is the lifting capacity?
2.What is the span length ?(Span=distance between center of two rails)
3.What is the lifting height?(Lifting height=Distance from hook to ground)
4.What is the lifting speed?(Single speed or double speed)
5.What control mode do you need?(Pendant control or remote control or cabin)
6.What is the power supply in your country?(Our standard power supply is 380V,3Ph,50Hz)
7.Is there any other special requirements?(Like need us to supply rails?how long? etc)
Service we can provide
1.Payment terms is flexible,
2.Design the crane according to your technical request,
3.Delivery on time,
4.Our engineer can arrive to the installation site to help fixing the crane for you,
5.Diversity products,
6.Warranty:12 months
Factory view:
FAQ:
1.Does your products customized?
Thanks for your question.Yes,As the working conditions are different,all of our products can be customized.
2.What information should I provide when inquiring?
Thanks for your question. The more information you provide,the more accurate solution we can provide for you. If you can inform us the technical parameters such as the lifting capacity,span length,lifting height,power source or other data,we will be more appreciate.
3.How many kinds of operation method can I select?
Thanks for your question.The standard operation method we provide is pendant controller with press button. Meanwhile,we also provide the remote control with oush buttons and the cabin control with joystick. You can choose any of them,just tell us.
4.What is the max lifting capacity of the crane?
Thanks for your question. The max lifting capacity of our standard crane are up to 450ton. If this can not satisfy your working requirement,please contact us for special customized.
5.Can you provide lift tools?
Thanks for your question. Yes,we can provide any kinds of lift tools such as lift sling belt,lift clamp,grab,electric hoist,magnet and other specials as your requirement.