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Système harmonisé
Section XV > Chapitre 73 > Position 7304 > 7304.5 > 7304.51
Cold-drawn or cold-rolled (cold-reduced)
Section XV > Chapitre 73 > Position 7305
Other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross-sections, the external diameter of which exceeds 406.4 mm, of iron or steel.
Section XV > Chapitre 73 > Position 7305 > 7305.1
Line pipe of a kind used for oil or gas pipelines
Section XV > Chapitre 73 > Position 7305 > 7305.3
Other, welded
Section XV > Chapitre 73 > Position 7305 > 7305.1 > 7305.11
Longitudinally submerged arc welded
Section XV > Chapitre 73 > Position 7305 > 7305.1 > 7305.12
Other, longitudinally welded