• Hengsheng Heavy-Duty 70m Boom Topless Tower Crane
  • Hengsheng Heavy-Duty 70m Boom Topless Tower Crane
  • Hengsheng Heavy-Duty 70m Boom Topless Tower Crane
  • Hengsheng Heavy-Duty 70m Boom Topless Tower Crane
  • Hengsheng Heavy-Duty 70m Boom Topless Tower Crane
  • Hengsheng Heavy-Duty 70m Boom Topless Tower Crane

Hengsheng Heavy-Duty 70m Boom Topless 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

Introducing the Hengsheng Flat-Top Tower Crane, also known as the topless tower crane, which stands out for its innovative design that eliminates the conventional tower head (tower cap). Originating from Europe, this state-of-the-art crane offers a multitude of advantages over traditional tower cap cranes, setting new benchmarks in construction efficiency.

One of the standout benefits of the flat-top tower crane is its remarkable ability to minimize the height discrepancy between two tower cranes when they operate in tandem. This feature is indispensable for construction projects requiring the coordination of multiple cranes. Moreover, its design is exceptionally suited for operations under high voltage lines, enhancing safety and efficiency in such demanding environments.

With over two decades of unparalleled experience in producing and manufacturing construction elevators, HENGSHENG CONSTRUCTION EQUIPMENT has established itself as a beacon of trust in the industry. Proudly, the Hengsheng Flat-Top Tower Crane has earned the ISO9001 international quality system certification, a testament to its unparalleled reliability and performance. The company benefits from independent R&D, design, and production departments, ensuring a perfect blend of expertise and innovation in every product they offer.

Opt for the Hengsheng Flat-Top Tower Crane to fulfill your construction requirements and witness the pinnacle of construction technology. Trust Hengsheng's unwavering commitment to delivering quality and excellence, making it the premier choice for your projects.

Hengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless Tower Crane
Detailed Photos

Hengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless 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 Heavy-Duty 70m Boom Topless Tower Crane
Packaging & Shipping

Hengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless Tower Crane
Company Profile
 

Welcome to HENGSHENG CONSTRUCTION EQUIPMENT.

Established in 2001, HENGSHENG Construction Equipment is a premier construction machinery manufacturer in China. We proudly hold approval from China's General Administration of Quality Supervision, Inspection, and Quarantine. As esteemed members of the China Construction Machinery Association, China Construction Machinery Inspection Technology Committee, and Shandong Building Machinery Association, our pledge is to deliver unparalleled products and services.

Spanning a vast 120,000 square meters, with a construction area of 95,000 square meters, our infrastructure is meticulously designed to cater to your construction equipment needs. Our cutting-edge facility houses 1,500 sets of advanced and precise lifting machinery manufacturing equipment. We are supported by a highly skilled workforce, featuring 48 professionals from prestigious universities and institutes of technology, alongside 269 adept workers.

Our Products

  • Tower Cranes: Engineered for exceptional lifting capacity and stability, our tower cranes ensure efficient and safe construction operations.
  • SC Construction Elevators: Purpose-built to transport materials and personnel vertically, our SC construction elevators significantly improve productivity and convenience on construction sites.
  • Passenger Lifts: Designed for reliable and comfortable transportation within buildings, our passenger lifts enhance accessibility and convenience.
  • Chain Hoist: Crafted to lift heavy loads effortlessly, our chain hoists provide a dependable solution for various lifting applications.
  • Suspended Platform: Delivering a safe and efficient solution for working at heights, our suspended platforms ensure optimal productivity and worker safety.

All our products undergo rigorous testing and have obtained ISO9001:2015 quality certification and international CE certification, epitomizing our unwavering commitment to delivering top-tier products that meet international standards.

At HENGSHENG Construction Equipment, we are dedicated to providing professional and exceptional service. Our committed team is available 24/7 to assist with any inquiries or support you may require. We eagerly anticipate collaborating with you and forging a brilliant future together.

Our Advantages

Hengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless Tower CraneHengsheng Heavy-Duty 70m Boom Topless Tower Crane
After Sales Service
 

Dedicated Pre-Sales Assistance:

  • Assist customers in thoroughly understanding the equipment's performance, detailed specifications, and unique characteristics.
  • Address all customer inquiries and aid in drafting effective usage plans accompanied by thorough feasibility analyses.

Exceptional On-Sale Services:

  • Provide free training sessions for personnel on equipment operation and maintenance.
  • Offer step-by-step installation guidance.
  • Facilitate door-to-door delivery and transportation arrangements.

Reliable After-Sale Support:

  • Offer round-the-clock service hotline consultation.
  • Continue to provide comprehensive training and support for personnel on operation and maintenance.
  • Conduct regular visits to customers to assess and understand the equipment's operational status.
  • Ensure a consistent and reliable supply of spare parts.
  • Promptly address and resolve user complaints.
  • Emphasize the importance of feedback for continuous improvement.
  • Establish detailed product usage records for regular customers.
Guarantee lifetime supply of accessories.
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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