Core Viewpoint - The successful launch of the world's largest pile-driving ship's hydraulic cylinder in Jiangsu marks a significant breakthrough in China's high-end marine engineering core components, showcasing advancements in technology and self-reliance in critical industrial equipment [1] Group 1: Technological Achievements - The hydraulic cylinder, developed independently by China, has a diameter of 1.6 meters and a stroke length of 21 meters, with a total extended length of nearly 50 meters, equivalent to about 17 stories high [1] - The rated thrust of the hydraulic cylinder is 5,000 tons, capable of lifting 3,500 family cars at once, making it the largest in terms of weight, diameter, length, and thrust globally [1] - An expert review concluded that the technical performance indicators of the main hydraulic cylinder and core components of the pile-driving ship have reached or exceeded those of imported counterparts [1] Group 2: Industrial Application - The hydraulic cylinder will be installed on the "Tiejian Daqiao Zhuang No. 1," the world's largest 156-meter dynamically positioned pile-driving ship, constructed by China Railway Construction Bridge Bureau [1] - In June, this pile-driving ship is set to travel to Brazil to participate in the construction of the largest cross-sea cable-stayed bridge in Latin America, the Salvador Cross-Sea Bridge [1]
全球最大打桩船启闭油缸下线 海工装备核心部件获突破