Qtz250 Custom made in China – replacement parts – in Porto Portugal 12ton Tower Crane with top quality

Qtz250  Custom  made in China - replacement parts -  in Porto Portugal   12ton Tower Crane with top quality

We – EPG Team the greatest gearbox & motors , torque limiter couplings and gears factory in China with 5 different branches. For more particulars: Cellular/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778083988828

The ten benefits of DaHan tower crane 

  1. With fifty six,000 sets of industry quantity and excellent reputation, EPT tower crane ranks the 1st location in China tower crane ept in the previous decades. EPT always adheres to the worth that source the most worthwhile tower crane and provider for the buyer, with the maximum value overall performance in the sector. 



2. EPT tower crane owns the leading engineering R&D staff, the solution quality handed numerous experiments with rigorous testing. In any other case, EPT has sixteen a long time of generation engineering and abundant activities in high quality administration. Until now, in excess of 100 national engineering patents of tower crane have been set into use presently.


3.In buy to promise the dependability of tower crane high quality and reduce the expense, all raw supplies are straight provided by well-known makes like Baosteel and Wisco. Uncooked resources for primary components this kind of as standard segment principal limbs, tower caps undertake Q345B metal, thus the tensile power improved by 30% and the tower crane gets to be much more risk-free and dependable. 


4.Dahan tower crane is the business which to begin with commenced to use the robotic welding traces. At existing, we have a fully computerized robotic welding production line for mast sections fabrication created up by a lot more than 100 welding robots. The manufacturing line is composed with automatic material planning, welding and maching. All primary areas of Dahan tower crane use robotic welding, with the most ept carbon dioxide blended with argon gas shielded welding, it has deep depth of fusion, large good quality of welding and stable performance.


5. All areas and parts of EPT tower crane use top quality brands. Electrical gear with Schneider converter, aviation plug, stainless steel distribution box and three linkage console has characteristics of reduced failure fee and effortless installation.
Hoisting mechanism is presented by leading maker Jiangte Motor or HangZhou Shengjian, all with motor oil, free upkeep, large reliability and reduced maintenance fee.
Slewing assistance utilizes HangZhou Fangyuan brand or Rothe Erde brand, 2 times tempering processing makes more effortlessly procedure and longer tower crane service life.


six. Interest to element high quality.  High-power bolt adopt shipborne scale DACROMET technology. It can keep not rusted for 10 many years .Swiss screw-thread bolts of preload promote 30 % than standard bolts. Fat limiter employs the stress ring framework and solid aluminum shell used Hoisting, derric ept restricting stopper to increase service daily life.



seven.Big structures as mast area, change in a position, top package and hoisting jib adopt superior gear as NC equipment instrument, drilling device, milling device processing right after welding. That efficiently guarantees goods assembly accuracy, reducing the failure fee and strengthening the protection.


8.twelve automated spraying assembly line, the whole machine undertake impeller blasting to ensure the cleanliness of metal area and remove the interior pressure making in welding process, boost the strength and steel area hardness, boost painting adhesion. Two primer, a paint spraying technologies, stunning look, corrosion resistance has increased a lot more than twice than the daily life of common spraying approach. System, the tiny auto, fence and other little parts undertake hot dip galvanized right after acid phosphate therapy, rust resistance much better.


9.Hoisting, derric ept and slewing mechanism, with comprehensive safety this kind of as torque, weight restrict. The steel wire rope damaged rope device. Assortment of the vehicle design and style in opposition to reduction and damaged shaft, such as tilting device. The electrical adopts overload protection, the design and style of PLC self-analysis method, it truly is hassle-free to routine maintenance.



ten.Dahan three generation bases is ZheJiang , ZheJiang , ZheJiang .  EPT tower crane are exported to far more than 50 international locations and areas. We have far more than a thousand sets after-income services community. We carried out the earliest stagnation point support method in this tower crane ept that ensure the top quality of support and effectiveness. Otherwise, better to get rid of customer’s anxieties.



Relevant tower crane product requirements

The torque limiter is utilised to few two individual bodies of rotation. The two separate bodies may possibly consist of shafts, gears, sprockets, a prime mover or motor, or any mixture of these. The parts are generally pumps, followers, Energy Takeoffs, compressors, motors, gearboxes and turbines, but it is typically the shaft of the part by itself that is utilized to transfer energy whether a driven or driving element.

Design Max load Jib length Free of charge standing top Idea load Mast part size
QTZ50(4810) 4t 48m 29m 1t 1.5×1.5×2.2m
QTZ50(5008) 4t 50m 29m .8t one.5×1.5×2.2m
QTZ63(5013) 5t 50m 38m one.3t 1.5×1.5×2.5m
5t 50m 38m one.3t 1.6×1.6×2.5m
5t 50m forty two.5m 1.3t 1.6×1.6×2.8m
6t 50m 40m 1.3t one.6×1.6×2.5m
6t 50m 42m one.3t 1.6×1.6×2.8m
5t 50m 36.5m one.3t 1.2×1.2×3.0m
6t 50m 44m one.3t 1.2×1.2×3.0m
QTZ80(5610) 6t 56m 42m one.0t one.6×1.6×2.8m
6t 56m 44m 1.0t one.2×1.2×3.0m
QTZ80(5612) 6t 56m 40m 1.2t 1.6×1.6×2.8m
QTZ80(5613) 6t 56m 42m one.3t 1.6×1.6×2.8m
6t 56m 44m 1.3t 1.2×1.2×3.0m
QTZ80(6571) 6t 60m 40m 1.0t 1.6×1.6×2.8m
6t 60m 45m 1.0t 1.8×1.8×2.8m
6t 60m 44m 1.0t one.2×1.2×3.0m
QTZ80(6012) 6t 60m 40m one.2t 1.6×1.6×2.8m
6t 60m 45m one.2t 1.8×1.8×2.8m
6t 60m 44m 1.2t 1.2×1.2×3.0m
QTZ100(6013) 6t 60m 40m 1.3t 1.6×1.6×2.8m
8t 60m 45m one.3t one.8×1.8×2.8m
8t 60m 44m one.3t 1.2×1.2×3.0m
QTZ125(6513) 6t 65m 45m one.3t 1.8×1.8×2.8m
8t 65m 45m one.3t 1.8×1.8×2.8m
QTZ125(6015) 8t 60m 45m 1.5t 2.0×2.0×3.0m
10t 60m 45m one.5t one.8×1.8×2.8m
10t 60m 44m one.5t one.6×1.6×3.0m
10t 60m 60m one.5t two.0×2.0×3.0m
QTZ160(6571) 10t 60m fifty nine.7m 2.4t 2.0×2.0×3.0m
10t 60m sixty four.7m two.4t 2.0×2.0×3.0m
QTZ160(6516) 8t 65m 50m one.6t 1.6×1.6×3.0m
8t 65m 50m 1.6t 1.8×1.8×2.8m
QTZ200(6520) 10t 65m fifty nine.7m 2.0t 2.0×2.0×3.0m
10t 65m 64.7m two.0t two.0×2.0×3.0m
10t 65m fifty three.5m 2.0t 2.0×2.0×3.0m
QTZ250(7571) 12t 70m 59.7m two.1t two.0×2.0×3.0m
QTZ250(7571) 12t 70m fifty nine.7m 2.5t two.0×2.0×3.0m
QTZ250(7032) 12t 70m fifty two.5m 3.2t two.0×2.0×3.0m
12t 70m fifty seven.5m 3.2t two.0×2.0×3.0m
12t 70m 38.8m 3.2t two.0×2.0×3.0m
QTZ250(7571) 16t 70m 52.5m two.7t two.0×2.0×3.0m
16t 70m 38.8m two.7t two.0×2.0×3.0m
QTZ315(7530) 16t 75m fifty two.5m 3.0t 2.0×2.0×3.0m
QTZ500(8522) 25t 85m 73m two.2t two.5×2.5×5.95m


Our Service   

Pre-sale Support

1. We can personalize merchandise in accordance to client’s demand. Different types of Development Hoist and Tower Crane for  your  choice.

2. Very good Good quality & Factory Cost & Quick Response & Reliable Services are what we are trying very best to provide you.

3. All of our items are developed by our skilled workmen and we have high performance revenue group, you can entirely ept us.

4. We have more than twenty years knowledge in creating and manufacturing, we cherish every single purchase from our honored clientele.

After your selection

1. We will rely cheapest transport value and make bill to you at as soon as.

2. Take a look at each and every equipment before supply to guarantee their high quality, then send out out to you after your payment.

Following-sale Service

1. Our engineers are offered to guidebook the operators abroad. 
two. We are very happy that customer give us some suggestion for price tag and goods.
3. If you have any issue, please make contact with us freely by E-mail or Tel: +86~13083988828ephone

Speak to Me

If you are intrested in our tower crane,make sure you really feel free to make contact with me,we would like to offer the ideal price with you.



The use of original gear manufacturer’s (OEM) component figures or emblems , e.g. CASE® and John Deere® are for reference needs only and for indicating product use and compatibility. Our business and the shown replacement parts contained herein are not sponsored, accepted, or created by the OEM.

Qtz250  Custom  made in China - replacement parts -  in Porto Portugal   12ton Tower Crane with top quality

Qtz250  Custom  made in China - replacement parts -  in Porto Portugal   12ton Tower Crane with top quality

Qtz250  Custom  made in China - replacement parts -  in Porto Portugal   12ton Tower Crane with top quality