Dalmine Flanges is a well-known Gate Valves Manufacturer in India. A gate valve, commonly referred to as a sluice valve, opens by raising a square or rectangular gate or wedge out of the fluid's path. Some of the most popular and in-demand types of gate valves are ASTM A182 F1 Gate Valve, ASTM A182 F11 Gate Valve, ASTM A182 F12 Gate Valve, and ASTM A182 F22 Gate Valve.