Hyundai Steel has recently achieved global recognition for its high-functionality plates designed for hydrogen transport. These plates, utilized in large-diameter steel pipes, underwent successful high-pressure hydrogen environment testing by RINA-CSM, meeting the ASME B31.12 standards for international hydrogen piping design and construction. The collaborative effort among Hyundai Steel, Hyundai Steel Pipe, and Hyundai Integrated Metals resulted in steel pipes that showcased exceptional performance and durability in high-pressure hydrogen environments. This accomplishment is crucial for the global hydrogen infrastructure market, where the demand for reliable steel components meeting stringent standards is increasing. Hyundai Steel's success in this endeavor not only highlights its competitiveness in the sector but also signifies its readiness for the upcoming hydrogen economy era. The company aims to leverage its expertise in high-functionality plates for various infrastructure projects, such as hydrogen piping networks and storage facilities, contributing to the advancement of hydrogen technologies and infrastructure.