HS 73 Iron or steel articles
HS 7304 Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel:
HS 7304.31 Other, of circular cross section, of iron or nonalloy steel:
HS 7304.41 Other, of circular cross section, of stainless steel:
HS 7304.41.60 Cold-drawn or cold-rolled (cold-reduced): Other
HS 7304.49 Other, of circular cross section, of stainless steel:
HS 7304.51 Other, of circular cross section, of other alloy steel:
HS 7304.51.50 Cold-drawn or cold-rolled (cold-reduced): Other
HS 7304.59 Other, of circular cross section, of other alloy steel:
HS 7306 Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel:
HS 7306.90 Other: