Explore our MSS SP-44 Welded Neck Flange Plant in China, specializing in precision-engineered flanges. Crafted from Carbon, Stainless, Alloy, and Duplex Steel, these flanges cover a size range from 1/2 to 56 inches, with Class 150-2500 LB ratings. Accommodating SCH 5S to SCH 160/XXS, they are available in various face types, including FF (Flat Face), RF (Raised Face), and RTJ (Ring Type Joint). Trust our Chinese plant for top-notch manufacturing and reliable MSS SP-44 welded neck flanges.