We are a leading factory specializing in the production of AWWA C207 ASTM A105 SO large diameter hubbed slip-on flanges. Our high-quality flanges are manufactured using premium grade ASTM A105 carbon steel, ensuring durability and reliability in various industrial applications. With a hubbed design, these slip-on flanges provide easy installation and secure connection. Our flanges are designed to meet the standards of AWWA C207, ensuring exceptional performance and long-lasting service. Trust in our factory's expertise and experience to deliver top-notch flanges that satisfy your specific requirements.