The main reasons for the stable performance of aviation forgings under extreme conditions are as follows: high-strength materials: Aviation forgings usually use high-strength alloy materials, such as titanium alloy, nickel-based alloy and aluminum alloy. These materials have excellent strength and durability and are able to withstand extreme loads and temperature conditions. Precision manufacturing process: The manufacturing process of aviation forgings includes forging, precision machining and heat treatment. The precision manufacturing process ensures accurate size and shape of the forgings, as well as excellent surface quality. This precision allows aviation forgings to maintain stable performance in the face of extreme conditions. Optimized design: Aviation forgings need to take into account various working conditions and stress conditions in the design stage to ensure sufficient safety margins under extreme working conditions. The fatigue life, crack propagation resistance and high temperature creep resistance of aviation forgings are improved by optimizing design. Good inspection and quality control: Aviation forgings undergo strict inspection and quality control in the manufacturing process. Various non-destructive testing techniques such as ultrasonic testing, X-ray testing and magnetic particle testing are used to detect whether there are defects in forgings. This ensures the reliability and safety of aviation forgings under extreme conditions. Technological innovation: The field of aviation forgings manufacturing has been carrying out technological innovation and research. The development of new materials, advanced manufacturing processes and simulation technology have provided better possibilities for the performance of aviation forgings under extreme conditions. To sum up, the rock-solid performance of aviation forgings under extreme conditions is achieved through the selection of high-strength materials, the use of precision manufacturing processes and optimized design, the implementation of strict testing and quality control, and continuous technological innovation. The combined effect of these factors allows aviation forgings to maintain stable performance under various extreme conditions and ensure the safe operation of the aircraft.