• Hengsheng Factory-Direct Qtz Series 70m Boom Length Tower Crane
  • Hengsheng Factory-Direct Qtz Series 70m Boom Length Tower Crane
  • Hengsheng Factory-Direct Qtz Series 70m Boom Length Tower Crane
  • Hengsheng Factory-Direct Qtz Series 70m Boom Length Tower Crane
  • Hengsheng Factory-Direct Qtz Series 70m Boom Length Tower Crane
  • Hengsheng Factory-Direct Qtz Series 70m Boom Length Tower Crane

Hengsheng Factory-Direct Qtz Series 70m Boom Length Tower Crane

After-sales Service: Free Spareparts
Warranty: 3 Years
Certification: CE, ISO9001
Condition: New
Maximum Lifting Height: >250m
Maximum Lifting Weight: >10t
Customization:
Manufacturer/Factory, Trading Company

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Shandong, China
  • Overview
  • Product Description
  • Detailed Photos
  • Product Parameters
  • Packaging & Shipping
  • Company Profile
  • Our Advantages
  • After Sales Service
  • FAQ
Overview

Basic Info.

Model NO.
Qtz250 12 Ton 7022
Installation
Assembled
Moving Type
Fixed
Type
Top-Slewing Crane
Lifting Capacity
12 Ton
Boom Length
70 M
Tip Load
2.2 Ton
Mast Type
L68b2 2X3 Mast
Hoisting
Jiang Te or Customization
Trolleying
Jiang Te or Customization
Slewing
Jiang Te or Customization
Inverter
Sinee or Schnieider
Power
380 V 50 Hz or Customization
Transport Package
Container Loading
Specification
40HQ; 20GP
Trademark
HENGSHENG; OEM
Origin
China
HS Code
84262000
Production Capacity
5000 Units/Year

Product Description

Product Description
 

Hengsheng Flat-Top Tower Crane

The Hengsheng Flat-Top Tower Crane, also known as the topless tower crane, is a revolutionary crane design originating from Europe. Unlike traditional cranes with a tower head (tower cap), this modern marvel provides numerous advantages, making it a preferred choice for contemporary construction projects.

One of the standout benefits of the flat-top tower crane is its ability to significantly reduce height disparities between multiple cranes operating simultaneously. This feature makes it indispensable for construction sites employing multiple cranes. Additionally, its design is perfectly suited for projects conducted under high voltage lines, offering enhanced safety and efficiency in such challenging environments.

With over two decades of expertise in producing and manufacturing construction elevators, SHANDONG HENGSHENG CONSTRUCTION EQUIPMENT CO., LTD. is a well-respected leader in the industry. The Hengsheng Flat-Top Tower Crane has met the stringent ISO9001 international quality system certification, ensuring top-tier reliability and performance. The company's commitment to excellence is reflected in its dedicated R&D, design, and manufacturing departments, showcasing their cutting-edge innovation and expert craftsmanship.

Opt for the Hengsheng Flat-Top Tower Crane to meet your construction needs and discover unparalleled performance and safety. Trust in SHANDONG HENGSHENG CONSTRUCTION EQUIPMENT CO., LTD.'s unwavering dedication to quality and superiority in every product they offer.

Hengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower Crane
Detailed Photos

Hengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower Crane
Product Parameters
 
Configuration parameters of tower crane mechanism
Hoisting mechanism Wire rope Specification / φ14 7X35W-1960
Drum Rope Capacity m 500
Motor model / 45PFC25
Brand / JIUHE
Manufacturer / Chengdu Jiuhe Transmission Machine Co., Ltd.
Power kw 45
Speed r/min 1420
  Brand / JIUHE
Manufacturer / Chengdu Jiuhe Transmission Machine Co., Ltd.
Braking torque N.m 600
Reducer Brand / JIUHE
Manufacturer / Chengdu Jiuhe Transmission Machine Co., Ltd.
Speed ratio 38.26
Trolleying mechanism Wire rope Model 6×19+FC-φ7.7-1770
Motor model / YPBE132-4
Brand / JSMC
Manufacturer / Jiangxi Special Electric Motor Co.,Ltd.
Power kw 5.5
Speed r/min 1450
Reducer Brand /  DEZHOU SHENGJIAN
Manufacturer /  DEZHOU SHENGJIAN machinary co.ltd.
Speed ratio 38
Slweing mechanism Motor model / YTRVF112M1-4F1/2
Brand / LIYUAN
Manufacturer / Sichuan Yibin LIYUAN Electric Machinery Co., Ltd.
Power kw 4X2
Speed r/min 960
Reducer model / JH08
Brand / JIUHE
Manufacturer / Chengdu Jiuhe Transmission Machine Co., Ltd.
Speed ratio 157
Output gear Modulus m 10
Number of teeth z 15
Total reduction ratio 157X144/15
Jacking mechanism Motor model / YE2-132M-4
Brand / HIT
Manufacturer / Xiangtan Gaogong Hydraulic Co.,ltd.
Power kw 7.5
Speed r/min 1470
Hydraulic pump station Flow L/min 14.4
Working pressure Mpa 25
Jacking cylinder Cylinder/rod diameter mm 160/110
Jacking speed m/min 0.5
Brand of inverter and electronic control system / SINEE
Inverter power kw 55
Brand of main electrics / Schneide
Cabin with Air conditioner / Yes
Layers of paint on the metal frame /  two layers, electrophoresis + powder spraying,  thickness is 120 μm

Hengsheng Factory-Direct Qtz Series 70m Boom Length Tower Crane
Packaging & Shipping

Hengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower Crane
Company Profile
 

Welcome to HENGSHENG CONSTRUCTION EQUIPMENT

Since its inception in 2001, HENGSHENG Construction Equipment has emerged as a premier construction machinery manufacturer in China. Proudly recognized by China's General Administration of Quality Supervision, Inspection, and Quarantine, our prestigious affiliations include memberships in the China Construction Machinery Association, China Construction Machinery Inspection Technology Committee, and Shandong Building Machinery Association. Our unwavering dedication to excellence ensures the delivery of superior products and unparalleled services.

Spanning an impressive 120,000 square meters, with 95,000 square meters dedicated to state-of-the-art construction facilities, HENGSHENG Construction Equipment boasts the infrastructure to cater to all your construction equipment needs. Our advanced facility is outfitted with 1,500 sets of modern and sophisticated lifting machinery manufacturing equipment. Our highly skilled workforce includes 48 professionals with degrees from prestigious universities and technical institutes, alongside 269 proficient workers, ensuring top-notch product quality and innovation.

Our Products

  • Tower Cranes: Engineered for exceptional lifting power and unmatched stability, our tower cranes deliver optimal efficiency and safety in construction operations.
  • SC Construction Elevators: Designed for the vertical transport of materials and personnel, our SC construction elevators significantly enhance productivity and convenience on job sites.
  • Passenger Lifts: Our passenger lifts provide dependable and comfortable transportation within buildings, elevating accessibility and convenience for all users.
  • Chain Hoist: Built to effortlessly handle heavy loads, our chain hoists offer a reliable lifting solution for diverse applications.
  • Suspended Platform: Our suspended platforms ensure safe and efficient work at heights, maximizing productivity while safeguarding workers.

Each of our products undergoes stringent testing and is certified with ISO9001:2015 quality standards and international CE certification, underscoring our commitment to producing exceptional quality that meets global benchmarks.

At HENGSHENG Construction Equipment, we are dedicated to delivering professional, top-tier service. Our expert team is available 24/7 to address your inquiries and provide comprehensive support. We eagerly anticipate partnering with you to foster a prosperous and radiant future.

Our Advantages

Hengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower CraneHengsheng Factory-Direct Qtz Series 70m Boom Length Tower Crane
After Sales Service
 

Exceptional Pre-sales Service:

  • Assist customers in comprehensively understanding the performance, specifications, and unique features of our advanced equipment.
  • Address all customer inquiries, aid in developing usage plans, and conduct thorough feasibility analyses.

Premium On-sale Services:

  • Offer complimentary training for personnel on equipment operation and maintenance.
  • Provide expert guidance on installation processes.
  • Ensure efficient door-to-door delivery and transportation services.

Comprehensive After-sale Service:

  • Offer 24/7 service hotline consultation for continuous support.
  • Provide ongoing training for customers' operation and maintenance staff.
  • Conduct regular customer visits to monitor equipment performance.
  • Guarantee a consistent supply of necessary accessories.
  • Promptly accept and address user complaints.
  • Value and respond to customer feedback diligently.
  • Establish and maintain detailed customer product usage files.
Supply accessories for the entire lifespan of the equipment.
FAQ
Q1: Are you a factory or a trading company?
A1: We are a factory. We have 20 years of production experience factory located in Jinan, Shandong Province, China

Q2:What's your minimum order quantity?
A2:MOQ is 1 unit.

Q3: l want to choose a suitalbe tower crane, can you give me some advice?
A3: Please supply us the following parameters, then we can help you to choose the correct crane:
      1. Load capacity: [Insert desired tonnage] ton (e.g., 5ton, 6ton, 8ton, 10ton, etc.)
      2. Lift height: [Insert desired height]m (the distance from the hook to the ground)
      3. Tip load: [Insert desired tonnage] ton
      4. Jib length: [Insert desired length]m (or project height)
      5. Power supply: Is it 380V/3P/50HZ?
      We can customize according to your requirement.

Q4: Can you help us to install the tower crane or hoist?
A4: Yes, of course. Firstly, we will supply the manual book which can guide you to install the tower crane. If you really need, we also can send our engineers to your country to install it for you. But need you to undertake the costs.

Q5: How should l pay?
A5: You need to pay a 30% deposit frst, then we will start production, when the production is completed, we will provide you with pictures, videos, and you need to pay the balance before shipping, then we will arrange delivery and provide you with shipping information.

Q6: How long does it take to ship?
A6: The general transportation time is 7-30 days, and the transportation time is determined by thetransportation distance and the shipping schedule.

If you have any other questions, please leave us a message. Hopely to cooperate with your company, and warmly welcome to visit our factory.

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