Abacus Carbon Steel Check Valves, available in sizes DN15-DN600 (0.5"-24"), are expertly designed for optimal performance in various fluid handling applications. Constructed from low temperature carbon steel with metal, Viton, or Buna seats, they ensure unidirectional flow and prevent backflow in water, gas, air, drinking water, and wastewater systems. Rated at 1000 PSI with screwed BSPP end connections, these valves are reliable for industrial, commercial, and residential use, offering superior efficiency and system protection.