China Securities Network News (Wang Luo) a few days ago, Zoomlion held a roll-off ceremony in Changde Tower Crane Intelligent Factory, and released the world's first W12000-450 upper slewing tower crane with more than 10,000 tons of meters.
According to reports, the product weighs 4,000 tons, the rated lifting torque of 12,000 tons, is the world's first super large crane with an upper rotation of more than 10,000 tons of meters, its maximum lifting weight reaches 450 tons, and the maximum lifting height is 400 meters, which is equivalent to the height of 300 cars to 130 floors at a time.
It is understood that the product is a tower machine specially built by Zoomlion for the construction of the world's largest span public-railway dual-purpose cable-stayed bridge - Changtai Yangtze River Bridge. It is used to solve some bridge construction problems such as large bridge deck installation and lifting load, high in-place accuracy requirements, difficulty in hoisting at high altitude, and strong wind speed in river construction, which can greatly shorten the construction cycle and save construction costs.
![The latest gold medal list of the Winter Olympics: Norway won the first place again with 5 gold, the dark horse Austria broke out, winning 2 golds in a row to rush to the third place, and China was seventh! Today is the sixth match day of the Winter Olympic Games, and it has been[fig]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)