
Ce ISO Self-Erecting Topkit Tower Crane 20t for Building Industry
2: This machine has two working modes: fixed foundation and external wall attachment.
In order to meet the increasingly complex and changeable processing needs of users, our company pays attention to continuously improving and improving the performance and quality of Inner Climbing Hammerhead Tower Crane, 5 Tons Hammerhead Tower Crane, 7050 Tower Crane. Our products are highly recognized by our customers from all around the world. We hope the new strategy will allow our company to adjust to the changing times and continue to grow and develop in fierce competition. With the attentive service of the management team and the innovative professional operation system, our company has become the preferred supplier for many customers. The company has always been adhering to the service concept of 'customer demand as the center', and business tenet of 'quality first, integrity-based'.
QTZ7050 Topkit Tower Crane
Topkit Tower Crane QTZ7050-20t | |
Max.load: | 20tons |
Boom length: | 70m |
Tip load: | 5t |
Mast size: | 2.5x2.5x5.95m |
Free standing height: | 79.5m |
Working type: | External climbing type |
Advantages
1: The overall appearance is beautiful and generous, and the color is eye-catching.
2: This machine has two working modes: fixed foundation and external wall attachment.
3: Sensitive action response, good speed regulation performance, smooth and reliable rotation, no jitter.
4: The driver's cab is independently set, with good vision and large internal space.
5: Install a computer remote control system to safely control the use of equipment.
6: The production of parts CNC machining center, all parts cooperate accurately, installation is fast and convenient.
7: Robot welding of key seams, beautiful, full and high strength.
8: Paint on the paint line, the appearance is smooth and smooth, corrosion-resistant and durable.


Main Specifications
Model | QTZ7050 | |
Max Load | 20tons | |
Tip Load | 5tons | |
Jib Length | 70m | |
Free Standing Height | Stationary | 79.5m |
Mechanisms | Hoisting Speed (m/min) | (a=2) 0-35m/min: 10t; 0-70m/min: 5t |
Trolleying Speed (m/min) | 0-60m/min | |
Slewing Speed (r/min) | 0~0.7r/min | |
Power | Hoisting (KW) | 90KW |
Trolleying (KW) | 11KW | |
Slewing (KW) | 3x9KW | |

















Sichuan Longchang Machinery Manufacturing co., ltd. has obtained the national class A "special equipment manufacturing license" and passed ISO9001:2008 quality certification and international CE certification. It has been awarded "Sichuan famous brand" product title by Sichuan provincial government and "AA enterprise" by Sichuan provincial bureau of quality and technical supervision.

We are striving for the goal of 'strengthening customer service' to further enhance the competitiveness and sustainable development of the company, and make unremitting efforts to create high-quality Ce ISO Self-Erecting Topkit Tower Crane 20t for Building Industry. Our company adheres to the quality policy of survival by quality, development by reputation and brand creation and has achieved good social reputation and economic benefits. Real business is to get win-win situation.
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