In high-pressure and highly corrosive environments such as petroleum, natural gas, chemical, and marine engineering, the integrity and stability of piping systems are closely related to reliable flange connection components. The ASME B16.5 ASTM A694 F65 Weld Neck Raised Face flange is precisely designed as a high-performance connecting element to withstand high-pressure and corrosive service conditions, serving as a key component in ensuring the stable operation of piping systems.