HS 73 Articles of iron or steel
HS 7306 Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel:
HS 7306.21 Welded of stainless steel:
HS 7306.21.80 Tubing
HS 7306.29 Other:
HS 7306.29.10 Casing: Of iron or nonalloy steel: Threaded or coupled
HS 7306.29.60 Tubing: Of iron or nonalloy steel
HS 7306.29.81 Tubing: Other
HS 7306.30 Other, welded, of circular cross section, of iron or nonalloy steel:
HS 7306.30.50 Having a wall thickness of 1.65 mm or more: Other
HS 7307 Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel:
HS 7307.11 Of nonmalleable cast iron
HS 7307.19 Other:
HS 7307.21 -
HS 7307.22 -
HS 7307.23 -
HS 7307.29 Other
HS 7307.91 -
HS 7307.91 Flanges:
HS 7307.92 Threaded elbows, bends and sleeves:
HS 7307.92 -
HS 7307.93 Butt welding fittings:
HS 7307.93 -
HS 7307.99 -
HS 7307.99 Other: