7305.12.00 | 19 | 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. - Line pipe of a kind used for oil or gas pipelines: - Other, longitudinally welded - Of an external diameter not exceeding 609.6 mm: - Other | KGM | | |
7305.12.00 | 20 | 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. - Line pipe of a kind used for oil or gas pipelines: - Other, longitudinally welded - Of alloy steel: - Of an external diameter exceeding 609.6 mm | KGM | | |
7305.19.00 | | 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. - Line pipe of a kind used for oil or gas pipelines: - Other | KGM | Free | CCCT, LDCT |
7305.19.00 | 11 | 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. - Line pipe of a kind used for oil or gas pipelines: - Other - Of an external diameter not exceeding 609.6 mm: - Of an A.P.I. grade not exceeding X-52 | KGM | | |
7305.19.00 | 19 | 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. - Line pipe of a kind used for oil or gas pipelines: - Other - Of an external diameter not exceeding 609.6 mm: - Other | KGM | | |
7305.19.00 | 21 | 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. - Line pipe of a kind used for oil or gas pipelines: - Other - Of an external diameter exceeding 609.6 mm: - Of an A.P.I. grade not exceeding X-52 | KGM | | |
7305.19.00 | 29 | 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. - Line pipe of a kind used for oil or gas pipelines: - Other - Of an external diameter exceeding 609.6 mm: - Other | KGM | | |
7305.20.00 | 00 | 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. - Casing of a kind used in drilling for oil or gas | KGM | Free | CCCT, LDCT |
7305.31.00 | | 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. - Other, welded: - Longitudinally welded | KGM | Free | CCCT, LDCT |
7305.31.00 | 81 | 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. - Other, welded: - Longitudinally welded - Other, of iron or non-alloy steel: - Standard pipes | KGM | | |
7305.31.00 | 89 | 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. - Other, welded: - Longitudinally welded - Other, of iron or non-alloy steel: - Other | KGM | | |
7305.31.00 | 91 | 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. - Other, welded: - Longitudinally welded - Other, of alloy steel: - Of stainless steel | KGM | | |
7305.31.00 | 99 | 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. - Other, welded: - Longitudinally welded - Other, of alloy steel: - Other | KGM | | |
7305.31.00 | 10 | 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. - Other, welded: - Longitudinally welded - For use in the manufacture of goods of Section XVI or of Chapter 73, such goods being used in the recovery or production of crude oil from shales, oil-sands or tar-sands; Of iron or non-alloy steel, for use in the manufacture of separators or treaters (water, oil, gas), for installation between the wellhead assembly or surface oil pumping unit and the field marketing valve at oil or natural gas wells; Tubes and pipes, electric resistance welded, with an external diameter of 457.2 mm or more but not exceeding 609.6 mm, having a wall thickness of 9.525 mm or more but not exceeding 12.7 mm, containing, by weight, 0.37% or more but not exceeding 0.48% of carbon and 0.6% or more but not exceeding 1.2% of manganese, for use in the manufacture of induction hardened abrasion resistant tubes or pipes | KGM | | |
7305.39.00 | | 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. - Other, welded: - Other | KGM | Free | CCCT, LDCT |
7305.39.00 | 10 | 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. - Other, welded: - Other - For use in the manufacture of goods of Section XVI or of Chapter 73, such goods being used in the recovery or production of crude oil from shales, oil-sands or tar-sands | KGM | | |
7305.39.00 | 80 | 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. - Other, welded: - Other - Other, of iron or non-alloy steel | KGM | | |
7305.39.00 | 90 | 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. - Other, welded: - Other - Other | KGM | | |
7305.90.00 | | 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. - Other | KGM | Free | CCCT, LDCT |
7305.90.00 | 10 | 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. - Other - Of iron or non-alloy steel | KGM | | |
7305.90.00 | 20 | 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. - Other - Of alloy steel | KGM | | |
7307.91.00 | 11 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other: - Flanges - Not further worked than forged or bent to shape: - Closed die forgings or seam legs profiled rings, of carbon steel, to specification ANSI B16.5, A.P.I. B16.47B, MSS B16.47A, AWWA C207B or AWWA C207E, for use in the manufacture of finished flanges | KGM | | |
73.08 | | Structures (excluding prefabricated buildings of heading 94.06) and parts of structures (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing frame-works, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns), of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel. | | | |
7308.10.00 | 00 | Structures (excluding prefabricated buildings of heading 94.06) and parts of structures (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing frame-works, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns), of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel.
- Bridges and bridge-sections | KGM | Free | CCCT, LDCT |
7308.20.00 | | Structures (excluding prefabricated buildings of heading 94.06) and parts of structures (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing frame-works, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns), of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel.
- Towers and lattice masts | KGM | Free | CCCT, LDCT |