Taps, cocks, valves and similar appliances for pipes, boiler shells, tanks, vats or the like, including pressure-reducing valves and thermostatically controlled valves

848110 Valves; pressure reducing, for pipes, boiler shells, tanks, vats or the like 848120 Valves; for oleohydraulic or pneumatic transmissions 848130 Valves; check (nonreturn) valves, for pipes, boiler shells, tanks, vats or the like 848140 Valves; safety or relief valves, for pipes, boiler shells, tanks, vats or the like 848180 Taps, cocks, valves and similar appliances; for pipes, boiler shells, tanks, vats or the like, including thermostatically controlled valves 848190 Taps, cocks, valves and similar appliances; parts thereof