06
Common metals and their alloys; pressure vessels (of metal)
for industrial purposes; feed water tanks (of metal) for
industrial purposes; pressurized vessels and high-pressure
and process piping systems of metal; tubes (of metal); tube
parts (of metal); valves (of metal); valves (of metal) for
the process industry (not parts of machines); flap valves of
metal; water pipe valves [metal]; manually operated metal
valves; clack valves of metal [other than parts of
machines]; regulating valves of metal [other than parts of
machines]; metal valves for controlling the flow of fluids
in pipelines; pipes, tubes and hoses, and fittings therefor,
including valves and strainers, of metal
07
Heat exchangers (parts of machines); debarking and drying
drums (parts of machines); steam condensers (parts of
machines) for industrial purposes; valves (parts of
machines), valves for the process industry (parts of
machines); ball valves; butterfly valves; servo-valves;
hydraulic valves; shutter valves; motorised valves; power
operated valves; actuators for valves; pneumatically
operable valves; hydraulically operated ball valves and
butterfly valves; thermostatic control valves for machines;
valves [mechanical] for regulating fluid flow; level
regulating valves [parts of machines]; ball valves and
butterfly valves being parts of machines
11
Heating apparatus, steam generating installations, cooling
equipment, desiccating apparatus, air-conditioning
apparatus, water supply equipment and sanitary apparatus,
especially heat pump unit, exhaust air and heat recovery
apparatus; heat exchangers (not being parts of machines);
debarking and drying drums (not being parts of machines);
steam accumulators; steam condensers (not being parts of
machines); evaporators; feed water tanks; pressure water
tanks; boilers; water coolers; heating systems; heating
systems incorporating electric control apparatus for use in
conserving energy; ball valves [not being parts of
machines]; butterfly valves [not being parts of machines];
level control valves [not being parts of machines];
strainers being parts of water supply equipment; steam
valves; radiator valves; thermostatic valves; water control
valves; float valves [ball cocks]; safety valves for water
and gas pipes; stop valves for regulating water; valves
(thermostatic -) [parts of heating installations]
37
Repair, maintenance and installation services relating to
valves, filters and control devices as well as other flow
technical apparatus and equipment