• China Factory-Direct Qtz250 70m Boom Topless Tower Crane
  • China Factory-Direct Qtz250 70m Boom Topless Tower Crane
  • China Factory-Direct Qtz250 70m Boom Topless Tower Crane
  • China Factory-Direct Qtz250 70m Boom Topless Tower Crane
  • China Factory-Direct Qtz250 70m Boom Topless Tower Crane
  • China Factory-Direct Qtz250 70m Boom Topless Tower Crane

China Factory-Direct Qtz250 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

Experience the revolutionary Hengsheng Flat-Top Tower Crane, also known as the topless tower crane. This European-born marvel dispenses with the traditional tower head (tower cap), ushering in a new era of enhanced efficiency and versatility in crane design.

The standout feature of the flat-top tower crane is its exceptional ability to minimize height differences among multiple cranes operating simultaneously. This makes it the optimal choice for complex construction projects requiring a fleet of cranes. Additionally, its design is perfectly tailored for operations under high voltage lines, providing unparalleled safety and efficiency in challenging environments.

Backed by over two decades of expertise in manufacturing construction elevators, HENGSHENG CONSTRUCTION EQUIPMENT is a name you can trust. The Hengsheng Flat-Top Tower Crane proudly carries the ISO9001 international quality system certification, reflecting its superior reliability and performance. The company's dedication to innovation is evident in its robust R&D, design, and generation departments, ensuring you receive cutting-edge solutions for your construction needs.

Opt for the Hengsheng Flat-Top Tower Crane to elevate your construction projects. Rely on Hengsheng's unwavering commitment to quality and excellence, and equip yourself with the finest construction machinery on the market.

China Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 70m Boom Topless Tower Crane
Detailed Photos

China Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 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

China Factory-Direct Qtz250 70m Boom Topless Tower Crane
Packaging & Shipping

China Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 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 pride ourselves on being approved by China's General Administration of Quality Supervision, Inspection and Quarantine. As an esteemed member of the China Construction Machinery Association, China Construction Machinery Inspection Technology Committee, and Shandong Building Machinery Association, we are unwavering in our mission to deliver top-notch products and unparalleled services.

Spanning a vast 120,000 square meters, including a sophisticated construction area of 95,000 square meters, we boast the infrastructure necessary to fulfill all your construction equipment requirements. Our cutting-edge facility houses 1,500 sets of modernized and advanced lifting machinery manufacturing equipment. Complementing our state-of-the-art facility is a highly skilled workforce, including 48 professionals who have graduated from prestigious universities and institutes of technology, alongside 269 adept workers.

Our Products

  • Tower Cranes: Engineered for exceptional lifting capacity and unmatched stability, our tower cranes ensure efficient and safe construction operations.
  • SC Construction Elevators: These elevators are crafted to transport materials and personnel vertically, significantly enhancing productivity and convenience on construction sites.
  • Passenger Lifts: Providing reliable and comfortable transportation within buildings, our passenger lifts enhance accessibility and convenience.
  • Chain Hoist: Designed to effortlessly lift heavy loads, our chain hoists offer a dependable solution for various lifting applications.
  • Suspended Platform: Our suspended platforms provide a secure and efficient solution for working at heights, ensuring maximum productivity and worker safety.

All our products undergo stringent testing and have achieved ISO9001:2015 quality certification as well as international CE certification. This underscores our commitment to delivering superior quality products that meet global standards.

At HENGSHENG Construction Equipment, we are dedicated to offering professional, world-class service. Our committed team is available 24/7 to assist with any inquiries or support you may need. We earnestly look forward to partnering with you and forging a prosperous future together.

Our Advantages

China Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 70m Boom Topless Tower CraneChina Factory-Direct Qtz250 70m Boom Topless Tower Crane
After Sales Service
 

Pre-sales service:

  • Assist customers in comprehensively understanding the superior performance, specifications, and unique characteristics of our cutting-edge equipment.
  • Address customer inquiries thoroughly, helping to draft detailed usage plans and conducting feasibility analyses to ensure optimal application.

On-sale services:

  • Offer complimentary, in-depth training for personnel responsible for equipment operation and maintenance.
  • Provide expert guidance throughout the entire installation process.
  • Facilitate hassle-free door-to-door delivery and transportation arrangements.

After-sale service:

  • Offer round-the-clock, 24-hour service hotline for consultation and support.
  • Continue providing advanced training for customer personnel in operation and maintenance.
  • Conduct regular visits to customers to assess and optimize the equipment's operational status.
  • Ensure a consistent and reliable supply of all necessary accessories.
  • Promptly accept and resolve any user complaints, ensuring complete satisfaction.
  • Actively seek and respond to customer feedback to improve services.
  • Establish and maintain detailed, regular product usage files for each customer.
Guarantee the availability of essential accessories for the lifetime of the product.
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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