Construction Machinery Tower Crane (QTZ50-4810) -with Jib Length: 48m/Max. Load: 4t/Tip Load: 1.0t

• Customization: Available
• After-sales Service: 24 Hours
• Warranty: 1 Year
• Model NO.: QTZ50-4810
• Certification: CE, ISO9001, ISO9001: 2000
• Condition: New
• Maximum Lifting Height: 100-150m
• Maximum Lifting Weight: <5t
• Installation: Jack-Up
• Moving Type: Fixed
• Type: Top-Slewing Crane
• Color: Red/Blue/Yellow/Orange
• Max. Radius: 48m
• Free Standing Height: 29m
• Attached Height: 120m
• Max.Lifting Load: 4t
• Tip Load: 1.0t
• Mast Section: 1.5mx1.5mx2.2m
• Rated Lifting Monent: 500kN. M
• Tower Crane Type: Slewing Tower Crane
• Sling Type: Wire Rope
• Main Girder Form: Double Girder
• Power Source: Hydraulic
• Transport Package: Container in 40hq
• Specification: CE
• Trademark: Mingwei
• Origin: China
• HS Code: 8426200
• Production Capacity: 50 Sets/Month

Product Description

4t construction machinery Tower Crane QTZ50 (TC4810)

Main Features of QTZ50 Tower Crane

QTZ50 tower crane is the horizontal arm frame\trolley\rotary hydraulic lifting crane. This crane adopt Advanced specification, reliable performance, good looks, reasonable price and advanced safety features, also is the ideal construction machinery of Small and medium-sized construction enterprise.

maximum load capacity is 4t. 
maximum radius is 48m. 
Tip load is 1.0t, 
Independent height is 30m,
Max. Possible height is 120m. 
Mast section dimension:1500*1500*2200
Main chord:160*12 Q235B
Rated lifting moment:500kn m
Slewing speed:0.63r/min
Derricking speed:26/37.5m/min
Jacking speed:0.4m/min 
Color:yellow, blue as client's requirement
Brand:Mingwei
Origin:China
Min. Order:1set
Packing: Seaworthy packing in 40HQ container
Delivery time:10 days after the contact coming into effective

Place of Origin	Shandong, China (Mainland)
Brand Name	Mingwei
Model Number	QTZ50(4810)
Rated Lifting Moment	500KNM
Rated Loading Capacity	1.0t
Max. Lifting Load	4t
Independent height	30m
Max. Lifting Height	120m
radius	3-48m
Application	construction, building
Type	Tower Crane
Condition	New
mast section	160*12 Q235B square steel tube
main chord	1.50*1.50*2.2m
main chord materials	angle steel sheet
Steel material	Q235B manganese steel
Cutting Technology	6m*12m CNC plasma cutting machine
Certification	ISO9001:2008, CE
Voltage/frequency	380v/50hz, changeable
Working temperature	-20~40
Packing information	5*40HQ
Delivery time	10 days after the contact coming into effective
Payment	T/T  or L/C

Compondents details

 1.Electrical mechanism
Our company use France Schneider contactor& tests each hoisting mechanism under no-load, static load, dynamic load, etc. To ensure the brake reliable, safe and durable.

 2.Hoist mechanism
Brake wheel adopts cast steel materials,surface quenching and external circular,control the beating degree strictly .at the same time ,also carrying on balance tests.
each hoisting mec-hanism is carrying on noload ,static load ,dynamic load and so on,guarantee the reliability, safety and durableness.
 
 3.Derricking mechanism
Derricking mechanism with free maintenance planetary reducer and cone brake motor ,is well-knit in structure,stable and powerful in trolley, high endurance and low failure rate.
 
 4.Slewing mechanism
Slewing motor adopts winding motor and hydraulic transmission.slewing is stable and powering.
 
 5.Operation device
Cabin with humanized design,is convenient and comfortable,facilitate for safe driving.
 
6. Mast section
Welding process use high-strength wire. Main joints use special steel and special process. 

Company Introduction
1. We are manufacturer of tower crane and 30 years production experience. 
2. Our company has specialized in the reach, develop, manufacture and serve of topkit tower, topless tower crane, luffing tower crane and construction elevator. 
We can offer tower cranes with a maximum lifting load form 2.5t to 20t, which is from QTG25, QTZ25, QTZ31.5, QTZ40, QTZ63, QTZ80, QTZ100, QTZ125, QTZ160 and QTZ260.

3. We comply with CE and ISO9001-2000 international quality management system standards.

4. Reliable quality, advanced technology, favorable price, the best configuration, high safety factor, cost-effective--