DAHA Tower Crane QTZ50

Ref Price:
Loading Port:
Qingdao
Payment Terms:
TT OR LC
Min Order Qty:
-
Supply Capability:
60 /month

OKorder Service Pledge

Quality Product

Order On-line Tracking

Timely Delivery

OKorder Service Pledge

Credit Rating

Credit Services

Credit Purchasing

Share to:

Product Description:

Dahan group, established in 2000, is specialized in Tower Crane Hoist and Building Hoist. And registered capital reaches 100 million RMB. Dahan group has their own research and development department as well as production, marketing, service and financial department. The production capacity can be over 10000 sets and have earned the reputation as a leading manufacturer of tower crane and construction hoist.

Located in Jinan high and new technology industrial zone, office area is 3000square meters. Production base is in Jinan, Guangdong, Hunan. Total area  reaches 300000 square meters.

High-quality technological management team and first-rate production and detection equipment lay good foundation for the steady development of the company. Its technology and management personnel, including many senior engineers, have college degree or above, and skilled workers mostly have vocational school degree or above. The company also has over 200 general and special production equipment and over 300 measuring instruments for detection. The company passed the certification of ISO9001 Quality Management System in 2002, providing reliable guarantee for the management system and product quality.  

Our Dahan concern requirements of modern city construction and strive to provide products with advanced technology and rational price, furnish good technical support and pre and after-sales service for customers. We hope to create beautiful future with customers.

Corporate Vision

Vision:Become an ever-green construction machinery enterprise and maximally meet customers’ requirements
Core Values  
Quality: High quality, innovation, safety and reliability.
              High quality is the basis of the enterprise.
              Innovation is the soul of the enterprise.
              Safety is reverence to life.
              Reliability wins the trust.
Service: Customer focused, customers are existence value of Dahan people, do what we have promised.
Responsibility: Attentive and responsible, brave to undertake and fully perform individual, company and social responsibility.
Spirit
Hard Work:Industry, simplicity, perseverance and hardships are the source power of Dahan to achieve transnormal and leapfrog development.
Struggle:Concentrated reflection of brave advance, assiduous seeking, brave challenge and enthusiasm and progress of Dahan people.
Pioneering & Progress::Promote traditions, keep pace with the times, have the courage to innovate and pursue excellence in work

Send a message to us:

Remaining: 4000 characters

- Self introduction

- Required specifications

- Inquire about price/MOQ

Q:Why are there extra placards attached to the tower crane tower?
1. additional placards can sometimes damage tower structures and cause damage to the tower during installation. There is a security risk;
Q:What are the luffing, slewing, and walking points of a tower crane?
The luffing of a tower crane is the forearm of a crane;Slewing means the steering mechanism of a crane;Walking means the walking trolley on the luffing range of a crane
Q:Tower crane 4 how to change the rate of 2 magnification, how to change, say detailed points
There is a magnification pin on the hook group. When the magnification pin is removed, the pulley will automatically slide to the lifting trolley.
Q:Tower crane; command; gesture
8. the hook falls slightly: the arm extends to the side, front and bottom, with the angle of the body about 30 degrees, palm down, with the wrist as the axis, repeatedly swinging downward palm.9. hook horizontal move slightly: small arm toward the side of the natural extension, fingers together, palms outward, in the direction of the load should be running, repeat the slow horizontal movement.10., micro range: double arm bent, extended to one side, five fingers straight, palms relative, and the distance between the load and the distance to move.11. directions of landing: five fingers unbend, point out the position where the load should fall.12. stop: small arm horizontally placed in front of the chest, fingers outstretched, palms down, horizontal swing to the side.13. emergency stop: two small arm level placed in his fingers outstretched, palms downwards, while waving to the level of both sides.14. end of work: stretch your hands and fingers and cross over at the front of your forehead.
Q:What are the conditions of tower cranes, strictly prohibited?
According to the national standard "tower crane safety regulations" (GB5144-2006) requirements, "the installation and disassembly, section, or drop section operation, wind tower crane at the maximum installation height should be no more than 13m/s, when there are special requirements, according to user and manufacturer's protocol implementation." Wind speed 13m/s, that is, 6 winds.
Q:How about the installation and disassembly of the tower cranes?
Authorized by the national security inspection department, the local special operations training school or the technical quality supervision bureau, after the study, assessment, qualification and graduation permit, will give you special operations installation, removal operation certificate.
Q:What is the brand of ZOOMLION tower crane?
This is not very good answer, the United States originally used Tianshui 213, and then used the Japanese MITSUBISHI, used Schneider, LG, star power, Eaton.How big is the lift? It depends on the size of the motor you use. 24KW motor, the choice is about 100A. 30KW uses 125-150A, 55KW, and 150-180A;Generally 40A contactor is used for turningCar selection of 25A on it.
Q:What is the difference between a tower crane QTZ31.5 and a QTZ40?
Lifting moment, arm length, elevation is not the same ah! Specifically, the maximum lifting weight of QTZ315 is 3 tons, the length of the arm is from 38-42 meters, the elevation is 27-28 meters; the maximum QTZ40 is 4 tons;
Q:What does "jack up" tower crane 1000KNm mean?
1000KNm means that the rated lifting moment of the tower crane is 1000KNm. That is to say, the 100tm tower crane.
Q:How much more than m of tower crane jib winch point height should be equipped with anemometer
The use of 4.0.15 tower crane height of more than 30m should be equipped with obstacle lights, jib root hinge height of more than 50m should be equipped with anemometer.

1. Manufacturer Overview

Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range