Dalian Mingtec Consulting Co., Ltd.
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QTZ80C Tower Crane

Brand Name:
Model Number:
QTZ80C Tower Crane
Tower Crane
QTZ80C Tower Crane
Detailed Description

QTZ80C Tower Crane

QTZ80C Tower Crane is a new type of tower crane designed according to
JG/T5037-93 Tower Crane Classification by Changsha Construction Machinery
Institution of Ministry of Construction.
QTZ80C is upper swing self-hoisting tower crane with horizontal arm frame, trolley
radius and multifunction. Its characters are:
1. Its performance parameter and technical index are in leading position domestically,
reach international leading level of end of 80s and beginning of 90s with max. working
radius of 55m, which is 5m longer than domestic longest one (See Chart 1-3 for other
performances), it is equipped with Q5017 arm and Q5512 Arm.
2. It is of international fashionable pattern, which is very beautiful, and has received
popularity from domestic and international clients.
3. It has many working modes and wide applying range. It has working modes like
being fixed with groundwork and being attached to wall, etc., which can be applied to
different working objects. Hoisting height of separate type is 46m, attaching type is made
by adding standard sections and attaching device under foundation of separate type, its
hoisting height can reach 150m, and max. hoisting weight of special type can reach 200m.
4. Its working speed is high, timing performance is good, and working is steady and
5. Electric control system adopts electric elements produced through introducing
advanced technology by professional producer, its lifespan is 3-4 times longer than home
made elements with less malfunctions, simple maintaining and reliable working.
6. It is equipped with 8 kinds of safety devices, which are mechanical or integrative
products. It can be applied to bad working environment to assure reliability of tower crane.
7. Design absorbs domestic and international reliable technology at the same time of
according to situation of China and assuring reliability principle to improve technical level
of entire crane.
Reliable advanced technologies are:
(1) Electric elements produced through introducing TE Company of France by
professional producers.
(2) Weight restrictors, moment restrictors, height restrictors, radius restrictors, swing
restrictors and brakes of swing and radius mechanism produced by introducing advanced
(3) Trolley breaking prevention device (slip prevention), shaft breaking prevention
device and steel wire device.
(4) Wire Arranging System of Hoisting Mechanism
(5) Tightening System of Traction Wire

(6) Rigid double pulling pole hoisting arm. Rigidity of hoisting arm is good, self
weight is light, section is small, wind resistance is small, figure is beautiful, which make it
satisfy different constructions.
(7) Diving room is set separately with good visual field and large inside space, and it
can be equipped with air conditioner to create better working environment.
(8) It adopts swing restrictor, eliminates central electricity collector to eliminate
damp and creepage and make convenience for entrance and exit of driver.
(9) Driver use advanced coupling to operate movement of each mechanism, which is
convenience for operation and simple for maintaining.
8. Design completely accords with or be better than state standard.
Because crane has above characters, it is fit for high civil constructions, bridge and
water conservancy projects, large workshops and large chimney, etc.


Tower crane model

Hoisting moment

Working radius

Mas.load at the max.radiu


Hoisting speed

Slewing speed

Trolley speed

Mast section




Upper chord

Lower chord










square bube

square bube

square bube

We have a very strict quality controling system which promise that Tower Crane we produce are always of best quality!All items we are selling are best quality among the similar products.All items will be strict tested before shipping!We promise all the products we supply are high quality and best price.We are sincerely looking for your cooperation.

Company information:
    Dalian Mingtec Consulting Co., Ltd. established sine 2006 . We is an exporter of China (Mainland) Other Business Travel Services products.    We have exported products to many other countries, such as Mid East Eastern Asia Western Europe. We have implemented a strict and complete quality control system, which ensures that each product can meet quality requirements of customers!    We hope that we can cooperate with more customers from all over the world and sincerely welcome all of you!Please visit our website at www.mingtec.com.cn for detailed information on our organization.
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Send Inquiry to this Supplier
Dalian Mingtec Consulting Co., Ltd.
Ms. Catherine Jin
Public Building, 1/F, 7-4 Lianhe Road

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