Z60, Z61, Z62, Z960, Z961, Z962, Z560, Z561, Z562, Z460, Z461, Z462 (H, Y) - PN 160, 200, 250, 320 P54, P55, P57-100V, 140V, 170V electric high-temperature and high-pressure welding gate valves are suitable for cutting off and connecting pipeline media in various petrochemical, thermal, and hydraulic systems with nominal pressure PN1.6-32.0Mpa and P54/100V-P57/170V, working temperature 540C, including P57/170V, working temperature 570C. Applicable media include water, steam, oil, acidic media, etc.