Core Insights - The 650℃ supercritical demonstration project using high-temperature alloy materials GH2070P and GH4070T has successfully passed the review, marking it as China's first officially approved project to enter the special equipment safety sandbox trial [1] - The initiation of this sandbox trial signifies a critical step in reforming traditional safety regulation models, providing an innovative regulatory path characterized by "prudent inclusiveness and controllable risks" for the application of high-risk new materials [1] - This project is expected to facilitate breakthroughs in high-temperature alloy materials, addressing the "bottleneck" challenges faced in the 650℃ supercritical coal-fired power generation sector, thereby accelerating the safe application and industrialization of new materials [1] Industry Impact - The successful entry into the sandbox trial is anticipated to support the high-quality development of national energy and electricity sectors [1] - The high-temperature alloy materials GH2070P and GH4070T represent significant technological breakthroughs in the field of 650℃ supercritical coal-fired power generation, overcoming limitations imposed by traditional high-temperature resistant steels on unit parameters [1] - The advancements in these materials are expected to resolve the current "bottleneck" issues faced by China's high-parameter thermal power generation units [1]