This video demonstrates the key features and manufacturing process of TOBO's Alloy Steel Long Welding Neck Flange, ASTM A182 F11 grade. Watch as we showcase the forging technique, surface treatments, dimensional tolerances, and quality control steps for this 1-inch, 300LBS RF flange. You'll see real-world inspection procedures and learn how these flanges meet ASME B16.5 standards for industrial applications.