China best torque limiter factory manufacturer & supplier Qtz-250 12t Flat Top Tower Crane Dahan with top quality & best price

China best torque limiter factory manufacturer & supplier Qtz-250  12t Flat Top Tower Crane Dahan with top quality & best price

We – EPG Group the largest gearbox & motors , torque limiter couplings and gears manufacturing facility in China with 5 distinct branches. For far more particulars: Mobile/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778083988828

The ten rewards of DaHan tower crane 

  1. With 56,000 sets of market place volume and outstanding popularity, EPT tower crane ranks the first place in China tower crane ept in the previous decades. EPT constantly adheres to the price that source the most valuable tower crane and provider for the consumer, with the greatest price efficiency in the industry. 


two. EPT tower crane owns the major technology R&D staff, the merchandise top quality handed numerous experiments with rigorous testing. Normally, EPT has 16 years of production engineering and prosperous encounters in top quality administration. Until now, over 100 nationwide technologies patents of tower crane have been put into use already.

3.In buy to ensure the dependability of tower crane top quality and lessen the cost, all raw supplies are directly provided by renowned manufacturers like Baosteel and Wisco. Uncooked resources for principal components such as common segment primary limbs, tower caps undertake Q345B metal, thus the tensile power improved by thirty% and the tower crane becomes far more risk-free and trustworthy. 

four. EPT tower crane is the business which to begin with started out to use the robot welding strains. At existing, we have a fully automated robotic welding production line for mast sections fabrication produced up by far more than one hundred welding robots. The production line is composed with computerized substance planning, welding and maching. All major elements of EPT tower crane use robot welding, with the most ept carbon dioxide mixed with argon gas shielded welding, it has deep depth of fusion, higher top quality of welOptional sprockets are designed exclusively to suit their corresponding limiters. These hubless sprockets are not interchangeable.ding and steady efficiency.


5. All elements and parts of EPT tower crane use quality manufacturers. Electric tools with Schneider converter, aviation plug, stainless steel distribution box and a few linkage console has features of low failure rate and easy installation.
Hoisting system is presented by major maker Jiangte Motor or HangZhou Shengjian, all with engine oil, cost-free servicing, high dependability and lower routine maintenance fee.
Slewing help employs HangZhou Fangyuan manufacturer or Rothe Erde manufacturer, two times tempering processing helps make more effortlessly procedure and longer tower crane service lifestyle.


6. Consideration to element quality.  High-toughness bolt adopt shipborne scale DACROMET engineering. It can hold not rusted for ten years .Swiss screw-thread bolts of preload encourage thirty % than conventional bolts. Fat limiter employs the tension ring structure and cast aluminum shell utilised Hoisting, derric ept limiting stopper to lengthen provider lifestyle.


seven.Huge constructions as mast part, turn able, best kit and hoisting jib adopt innovative gear as NC equipment instrument, drilling device, milling equipment processing right after welding. That successfully ensures items assembly accuracy, minimizing the failure fee and enhancing the safety.

8.twelve computerized spraying assembly line, the whole device undertake impeller blasting to ensure the cleanliness of steel area and remove the interior stress making in welding procedure, increase the toughness and metal floor hardness, boost painting adhesion. Two primer, a paint spraying technological innovation, beautiful visual appeal, corrosion resistance has enhanced far more than two times than the daily life of common spraying method. Platform, the tiny vehicle, fence and other tiny parts undertake very hot dip galvanized following acid phosphate treatment, rust resistance more robust.


9.Hoisting, derric ept and slewing mechanism, with complete basic safety this kind of as torque, bodyweight limit. The metal wire rope damaged rope gadget. Range of the automobile design and style against reduction and damaged shaft, these kinds of as tilting device. The electrical adopts overload safety, the layout of PLC self-analysis program, it’s hassle-free to routine maintenance.


ten. EPT a few production bases is ZheJiang , ZheJiang , ZheJiang . EPT tower crane are exported to more than 50 international locations and areas. We have much more than 1000 sets after-income support network. We carried out the earliest stagnation position support method in this tower crane ept that make certain the top quality of service and effectiveness. Otherwise, far better to get rid of customer’s concerns.

Connected tower crane design technical specs

Product Max load Jib size Totally free standing height Tip load Mast section size
QTZ50(4810) 4t 48m 29m 1t one.5×1.5×2.2m
QTZ50(5008) 4t 50m 29m .8t 1.5×1.5×2.2m
QTZ63(5013) 5t 50m 38m 1.3t one.5×1.5×2.5m
5t 50m 38m one.3t 1.6×1.6×2.5m
5t 50m 42.5m 1.3t one.6×1.6×2.8m
6t 50m 40m 1.3t 1.6×1.6×2.5m
6t 50m 42m one.3t 1.6×1.6×2.8m
5t 50m 36.5m 1.3t one.2×1.2×3.0m
6t 50m 44m 1.3t 1.2×1.2×3.0m
QTZ80(5610) 6t 56m 42m one.0t one.6×1.6×2.8m
6t 56m 44m 1.0t 1.2×1.2×3.0m
QTZ80(5612) 6t 56m 40m one.2t 1.6×1.6×2.8m
QTZ80(5613) 6t 56m 42m 1.3t 1.6×1.6×2.8m
6t 56m 44m one.3t 1.2×1.2×3.0m
QTZ80(6571) 6t 60m 40m one.0t one.6×1.6×2.8m
6t 60m 45m 1.0t 1.8×1.8×2.8m
6t 60m 44m one.0t one.2×1.2×3.0m
QTZ80(6012) 6t 60m 40m 1.2t 1.6×1.6×2.8m
6t 60m 45m one.2t 1.8×1.8×2.8m
6t 60m 44m one.2t 1.2×1.2×3.0m
QTZ100(6013) 6t 60m 40m one.3t one.6×1.6×2.8m
8t 60m 45m one.3t 1.8×1.8×2.8m
8t 60m 44m 1.3t 1.2×1.2×3.0m
QTZ125(6513) 6t 65m 45m 1.3t 1.8×1.8×2.8m
8t 65m 45m 1.3t one.8×1.8×2.8m
QTZ125(6015) 8t 60m 45m one.5t two.0×2.0×3.0m
10t 60m 45m one.5t 1.8×1.8×2.8m
10t 60m 44m 1.5t one.6×1.6×3.0m
10t 60m 60m one.5t 2.0×2.0×3.0m
QTZ160(6571) 10t 60m fifty nine.7m 2.4t two.0×2.0×3.0m
10t 60m 64.7m two.4t 2.0×2.0×3.0m
QTZ160(6516) 8t 65m 50m 1.6t 1.6×1.6×3.0m
8t 65m 50m one.6t one.8×1.8×2.8m
QTZ200(6520) 10t 65m fifty nine.7m two.0t two.0×2.0×3.0m
10t 65m sixty four.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 fifty nine.7m 2.1t two.0×2.0×3.0m
QTZ250(7571) 12t 70m 59.7m two.5t two.0×2.0×3.0m
QTZ250(7032) 12t 70m fifty two.5m three.2t two.0×2.0×3.0m
12t 70m 57.5m three.2t two.0×2.0×3.0m
12t 70m 38.8m 3.2t 2.0×2.0×3.0m
QTZ250(7571) 16t 70m 52.5m two.7t 2.0×2.0×3.0m
16t 70m 38.8m 2.7t 2.0×2.0×3.0m
QTZ315(7530) 16t 75m 52.5m three.0t two.0×2.0×3.0m
QTZ500(8522) 25t 85m 73m 2.2t 2.5×2.5×5.95m

Our Service   
Pre-sale Provider

one. We can personalize items in accordance to client’s desire. Various sorts of Development Hoist and Tower Crane for  your  choice.

2. Excellent Good quality & Factory Price & Quick Reaction & Reliable Service are what we are attempting very best to provide you.

3. All of our merchandise are produced by our professional workmen and we have substantial performance product sales staff, you can totally ept us.

4. We have far more than 20 a long time knowledge in developing and production, we cherish every single buy from our honored customers.

After your variety

1. We will rely least expensive shipping and delivery value and make invoice to you at when.

2. Examination every single machine prior to shipping and delivery to guarantee their quality, then ship out to you following your payment.

Soon after-sale Service

one. Our engineers are accessible to guidebook the operators abroad. 
two. We are extremely glad that customer give us some suggestion for cost and items.
3. If you have any concern, make sure you get in touch with us freely by E-mail or Tel: +86~13083988828ephone

Make contact with Me

If you are intrested in our tower crane,you should truly feel free of charge to contact me,we might like to give the greatest cost with you.
Tel: +86~13083988828/86~13083988828 13858117778869138866

The use of unique products manufacturer’s (OEM) part quantities or emblems , e.g. CASE® and John Deere® are for reference purposes only and for indicating item use and compatibility. Our company and the shown substitute parts contained herein are not sponsored, accredited, or made by the OEM.

China best torque limiter factory manufacturer & supplier Qtz-250  12t Flat Top Tower Crane Dahan with top quality & best price

China best torque limiter factory manufacturer & supplier Qtz-250  12t Flat Top Tower Crane Dahan with top quality & best price

China best torque limiter factory manufacturer & supplier Qtz-250  12t Flat Top Tower Crane Dahan with top quality & best price

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