Iron or steel (excluding cast iron); tubes, pipes and hollow profiles (not seamless), welded, of square or rectangular cross-section, n.e.c. in chapter 73

730661 Of square or rectangular cross section:

7306611000 Of iron or nonalloy steel

7306613000 Of alloy steel

7306615000 Of iron or nonalloy steel

73066170 Of alloy steel

7306617030 Of stainless steel

7306617060 Other

7306610000 Iron or steel (excluding cast iron); tubes, pipes and hollow profiles (not seamless), welded, of square or rectangular cross-section, n.e.c. in chapter 73

73066100 Of square or rectangular cross-section

73066110 Of a wall thickness of more than 1.8 mm

73066190 Other

7306611000 Of stainless steel

7306619900 With a wall thickness exceeding 2 mm