Z60Z61, Z62, Z960, Z961, Z962, Z560, Z561, Z562, Z460, Z461, Z462 (H, Y) - PN 160, 200, 250, 320 electric high-temperature welding gate valves are suitable for cutting and connecting pipeline media in various petrochemical, thermal, and hydraulic systems with nominal pressures of PN1.6-32.0Mpa, P54/100V-P57/170V, and working temperatures of 540C, among which P57/170V has a working temperature of 570C. Applicable media include water, steam, oil, acidic media, etc.