244226 Aluminium tubes, pipes and tube or pipe fittings

24422630 Aluminium tubes and pipes (excluding hollow profiles, tube or pipe fittings, flexible tubing, tubes and pipes prepared for use in structures, machinery or vehicle parts, or the like) 24422650 Aluminium alloy tubes and pipes (excluding hollow profiles, tubes or pipe fittings, flexible tubing, tubes and pipes prepared for use in structures, machinery or vehicle parts, or the like) 24422670 Aluminium tube or pipe fittings (including couplings, elbows and sleeves) (excluding fittings with taps, cocks and valves, tube supports, bolts and nuts, clamps)