全球最大环向场磁体线圈盒交付，我国聚变能源商业化迈出关键一步

Core Insights - The Chinese Academy of Sciences' Hefei Institute of Plasma Physics has achieved a significant breakthrough with the delivery of the world's largest toroidal field (TF) magnet coil box, weighing 400 tons, which is crucial for the commercial development of fusion energy [1][3][4] Group 1: Project Details - The TF coil box measures 21 meters by 12 meters, with a maximum welding thickness exceeding 360 millimeters, and its weight is double that of similar components used in the International Thermonuclear Experimental Reactor (ITER) [3] - The successful delivery of the TF coil box signifies that China has mastered several core technologies in high-end equipment manufacturing for fusion devices, establishing a comprehensive industrial supply chain covering design, processing, inspection, and transportation [3] Group 2: Technological Impact - The CRAFT project aims to tackle key systems and core technologies for fusion reactors, providing essential technical support for the design, construction, and operation of future fusion reactors [4] - The technologies developed during the manufacturing of the TF coil box, such as large precision component manufacturing and extreme environment material applications, are expected to benefit other high-end manufacturing sectors, including aerospace, energy equipment, and marine engineering [3]