QTZ40B Tower Crane

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 1 Set set

Supply Capability:: 1000 Sets per Year set/month

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Detailed Product Description of QTZ40B Tower Crane

1.QTZ40B Tower Crane

2.Rated lifting moment:400KN.m

3.Max. lifting load:4t

4.Span:48m

5.Rated lifting load:0.8t

QTZ40B tower crane

CE, GOST (For Russia) and ISO certified tower cranes QTZ25, QTZ30, QTZ40B, QTZ50, QTZ50B, QTZ63, QTZ80, QTZ100, QTZ125, QTZ160, QTZ250 and different kind of construction hoists.

The Tower crane QTZ250 can lift 12 tons, max range 70M, max height 220M.

Table for the Main technical date

The structure name	ITEM	Specification
Hoisting structure	Motor	YZD200L1-4/8/32 15/15/4Kw
	Decelerator	ZQ50-12.64
	Detent	YWZ-300-45
	Wire-rope	6×19-12.5-1770-I-I
Slewing mechanism	Motor	YD132M-4/8 3/4.5Kw
	Decelerator	XX4-80.195
	Fluid coupling	YOX-250A
	Slewing fulcrum	HSW.30.1220
Jib lubbing mechanism	Motor	Y100L2-4/6 2.2/1.5kW
	Decelerator	WXJ100-31
	Wire-rope	6×19-6.2-1770-I
Hoisting mechanism	Motor	YD132M-4 3kW
	Cylinder stroke	1320mm
	Cylinder diameter	1775mm
	Rated working pressure for the cylinder	20MPa

Table for the main structure

Name	Structure Drawing	The main material	Note
Standard Segment		Mail staff angle steel: ∠140×140×12	Section size :1494×1494 height:2200
Jib Boom		First quarter staff: tube76×8	The Jib boom is formed by eight parts
Jib Boom			The Jib boom is formed by eight parts

Q: Is it possible to use a single automatic building hoist to lift multiple objects simultaneously?: Yes, an automatic building hoist can be used to lift multiple objects at once, provided that the combined weight of the objects does not exceed the hoist's maximum load capacity. It is crucial to ensure that the hoist is designed for such operations and that all safety precautions are taken to prevent overloading, which can lead to accidents. The hoist should be equipped with a load limiter to automatically cut off power if the load exceeds safe limits, ensuring the safety of the operation.

Q: This question asks for a comparison of the pros and cons associated with the use of electric building hoists in construction.: Electric building hoists offer several advantages such as ease of operation, reduced manual labor, and increased efficiency in lifting and transporting materials. They are also safer compared to manual hoists, reducing the risk of accidents. Additionally, they can handle heavier loads and operate in various weather conditions. However, they have some disadvantages too. For instance, they require a power source and can be less reliable during power outages. They also involve higher initial costs and maintenance expenses. Electric hoists can be noisy, which may lead to noise pollution, and they can be complex to install and operate, requiring skilled personnel.

Q: This question asks for measures to protect lifting equipment from damage during its operation.: To prevent damage to lifting equipment during operation, ensure regular maintenance and inspection are conducted to check for wear and tear. Adhere to the equipment's load limits and never exceed them. Use appropriate lifting techniques and ensure the load is balanced. Keep the equipment clean and free from debris. Train operators thoroughly on safe operating procedures. Avoid sudden starts or stops, and ensure all safety features and guards are in place and functioning correctly. Regularly check cables, hooks, and other critical components for any signs of damage. Always follow the manufacturer's guidelines and industry safety standards.

Q: A building hoist is a piece of equipment used in construction to lift materials and personnel.: A building hoist, also known as a construction hoist or material hoist, is a temporary lifting device used in the construction industry to transport materials, equipment, and sometimes personnel vertically within a building under construction. It is essential for efficient movement of heavy and bulky items, reducing manual labor and improving safety by minimizing the need for workers to climb ladders or handle heavy loads manually. These hoists are typically installed on the exterior of the building and are used throughout the construction process until the building's permanent elevators are installed and operational.

Q: Is it possible to use a building hoist for the purpose of lifting heavy objects?: Yes, a building hoist can be used for lifting large objects. These hoists are specifically designed to handle heavy loads and are commonly used in construction for lifting materials, equipment, and other heavy items. They are engineered with safety features to ensure secure lifting and are operated by trained personnel. However, it's crucial to ensure the hoist's capacity matches the weight of the object being lifted and that all safety protocols are followed to prevent accidents.

Q: How many meters or how many layers should the construction elevator be installed?: Construction elevator is also called construction lifter, alias outdoor elevator or people dual-purpose ladder. The country is not clear how many meters or how many layer must be used, but in some coastal developed cities are now more than 30 meters using construction elevator, some cities also issued relevant rules more than 30 meters must use construction lifter, gantry and hoist is no longer used.

Q: What are the necessary maintenance tasks and considerations for ensuring the safe and efficient operation of a building hoist?: The maintenance requirements for a building hoist include regular inspections, lubrication, and checks on all mechanical components. It is crucial to inspect the hoist's cables, pulleys, and brackets for wear and tear. The drive mechanism and safety devices should be tested for proper functioning. Lubrication of moving parts is essential to reduce friction and prevent overheating. Additionally, the electrical system should be checked for any faults or damage. It's important to keep the hoist clean and free of debris to prevent any operational issues. Following the manufacturer's guidelines for maintenance intervals and procedures is vital to ensure the hoist remains safe and efficient.

Q: When building tall buildings, the machine that USES to lift concrete to wait for tall building: It should be the ground pump, the center is the tower crane, the construction face is the concrete pump of the cloth machine to the construction method. The advanced cloth machine is the arm bracket of the pump car, can operate with the remote control, is as convenient as the pump car.

Q: Is the construction elevator the same as the construction elevator: Construction elevators are often called construction elevators, but construction lifts include a broader definition, and construction platforms are part of the construction elevator series. Simple construction elevator is by car, driving mechanism, standard section, attached to the wall, chassis, fence, electrical system and so on several parts, manned cargo construction machinery is a frequently used in construction, because of its unique enclosure structure make it take up both comfort and safety, construction elevator is usually used with tower crane on the construction site, the average load in 1-5 tons, running speed is 1 to 60 m/min.

Q: Is it possible for a hydraulic cylinder in a building hoist to experience leakage or failure?: Yes, a hydraulic cylinder in a building hoist can leak or break. Leaks can occur due to worn seals, damaged hoses, or corroded cylinder walls. Breakage may result from excessive pressure, manufacturing defects, or metal fatigue. Regular maintenance and inspection are crucial to detect and prevent such issues, ensuring the safety and efficiency of the hoist system.

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1. Manufacturer Overview

Location	Beijing,China
Year Established	2003
Annual Output Value
Main Markets	15.00% Eastern Europe 15.00% South America 10.00% Mid East 10.00% Western Europe 10.00% North America 5.00% Oceania 5.00% Eastern Asia 5.00% Central America 5.00% Southeast Asia 5.00% Northern Europe 5.00% Southern Europe 5.00% South Asia 5.00% Africa
Company Certifications	ISO9001:2000;CE

2. Manufacturer Certificates

a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability

a) Trade Capacity
Nearest Port	11-20 People
Export Percentage	21% - 30%
No.of Employees in Trade Department
Language Spoken:
b) Factory Information
Factory Size:	10,000-30,000 square meters
No. of Production Lines	5
Contract Manufacturing
Product Price Range