HANBIT-Nano First-Stage Oxidizer Tank Hydrostatic Pressure Test Successfully Completed for the Second Launch 🛢️✔️
Key manufacturing and verification activities for HANBIT-Nano’s second launch mission are progressing smoothly.
The hydrostatic pressure test is a critical verification process used to assess the structural integrity and leak-tightness of the launch vehicle’s propellant tank. During the test, the tank is completely filled with DI (deionized) water and subjected to repeated pressurization and depressurization cycles, simulating the pressure loads it will experience during flight. 💧
For this test, repeated pressure cycling was conducted at the Nominal Operating Pressure, followed by verification up to 105% of the Maximum Expected Operating Pressure (MEOP). The results confirmed the tank’s structural integrity, leak-tightness, and stability under repeated pressure conditions. 📈🔍
The HANBIT-Nano first-stage oxidizer tank is manufactured from aerospace-grade aluminum, combining lightweight characteristics with high structural strength. Advanced aerospace welding technologies, including Friction Stir Welding (FSW) and Electron Beam Welding (EBW), were applied during fabrication.
FSW is a specialized welding process widely used in the aerospace industry, enabling high-strength, highly reliable joints while minimizing thermal distortion. It is a key manufacturing technology adopted by leading space organizations and launch vehicle companies, including NASA and SpaceX, for propellant tanks and vehicle structures. EBW, meanwhile, utilizes a high-energy electron beam in a vacuum environment to achieve precise, low-distortion welds for components requiring exceptional reliability.
With the successful completion of this hydrostatic pressure test, verification of HANBIT-Nano’s primary structural components for the second launch continues to advance step by step. INNOSPACE will proceed with additional launch preparation activities, including ground hot-fire testing and follow-up verification processes.
Stay tuned for the next milestone in HANBIT-Nano’s journey! 👀✨
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