Sleeves of iron or steel, threaded (excl. cast or of stainless steel)

Elbows and bends, of iron or steel, threaded (excl. cast or of stainless steel)

Butt welding elbows and bends, of iron or steel, with greatest external diameter <= 609,6 mm (excl. cast iron or stainless steel products)

Butt welding fittings of iron or steel, with greatest external diameter <= 609,6 mm (excl. cast iron or stainless steel products, elbows, bends and flanges)

Butt welding elbows and bends, of iron or steel, with greatest external diameter > 609,6 mm (excl. cast iron or stainless steel products)

Butt welding fittings of iron or steel, with greatest external diameter > 609,6 mm (excl. cast iron or stainless steel products, elbows, bends and flanges)

Threaded tube or pipe fittings, of iron or steel (excl. cast iron or stainless steel products, flanges, elbows, bends and sleeves)

Tube or pipe fittings, of iron or steel (excl. of cast iron or stainless steel, threaded, butt welding fittings, and flanges)

Bridges and bridge-sections, of iron or steel

Towers and lattice masts, of iron or steel

Doors, windows and their frames and thresholds for doors, of iron or steel

Equipment for scaffolding, shuttering, propping or pit-propping (excl. composite sheetpiling products and formwork panels for poured-in-place concrete, which have the characteristics of moulds)

Panels comprising two walls of profiled "ribbed" sheet, of iron or steel, with an insulating core

Structures and parts of structures, of iron or steel, solely or principally of sheet, n.e.s. (excl. doors and windows and their frames, and panels comprising two walls of profiled "ribbed" sheet, of iron or steel, with an insulating core)

Structures and parts of structures of iron or steel, n.e.s. (excl. bridges and bridge-sections; towers; lattice masts; doors, windows and their frames and thresholds; equipment for scaffolding, shuttering, propping or pit-propping, and products made principally of sheet)