Heading 7306
Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other
114 tariff items under this heading · Chapter 73 — Articles of iron or steel
7306.11.00.00Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Line pipe of a kind used for oil or gas pipelines: - Welded, of stainless steelMFN Free7306.19.00Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Line pipe of a kind used for oil or gas pipelines: - OtherMFN Free7306.19.00.10Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Line pipe of a kind used for oil or gas pipelines: - Other - Of an A.P.I. grade not exceeding X-52MFN Free7306.19.00.90Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Line pipe of a kind used for oil or gas pipelines: - Other - OtherMFN Free7306.21.00.00Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Welded, of stainless steelMFN Free7306.29.00Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - OtherMFN Free7306.29.00.12Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 114.3 mm but not exceeding 177.8 mm: - Plain end, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.13Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 114.3 mm but not exceeding 177.8 mm: - Threaded and coupled to A.P.I. specifications, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.14Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 114.3 mm but not exceeding 177.8 mm: - Premium or semi-premium threaded and coupled, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.15Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 114.3 mm but not exceeding 177.8 mm: - Plain end, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.16Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 114.3 mm but not exceeding 177.8 mm: - Threaded and coupled to A.P.I. specifications, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.17Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 114.3 mm but not exceeding 177.8 mm: - Premium or semi-premium threaded and coupled, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.19Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 114.3 mm but not exceeding 177.8 mm: - OtherMFN Free7306.29.00.22Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 177.8 mm but not exceeding 298.5 mm: - Plain end, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.23Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 177.8 mm but not exceeding 298.5 mm: - Threaded and coupled to A.P.I. specifications, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.24Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 177.8 mm but not exceeding 298.5 mm: - Premium or semi-premium threaded and coupled, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.25Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 177.8 mm but not exceeding 298.5 mm: - Plain end, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.26Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 177.8 mm but not exceeding 298.5 mm: - Threaded and coupled to A.P.I. specifications, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.27Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 177.8 mm but not exceeding 298.5 mm: - Premium or semi-premium threaded and coupled, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.29Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 177.8 mm but not exceeding 298.5 mm: - OtherMFN Free7306.29.00.32Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 298.5 mm: - Plain end, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.33Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 298.5 mm: - Threaded and coupled to A.P.I. specifications, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.34Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 298.5 mm: - Premium or semi-premium threaded and coupled, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.35Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 298.5 mm: - Plain end, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.36Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 298.5 mm: - Threaded and coupled to A.P.I. specifications, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.37Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 298.5 mm: - Premium or semi-premium threaded and coupled, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.39Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 298.5 mm: - OtherMFN Free7306.29.00.42Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter not exceeding 60.2 mm: - Plain end, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.43Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter not exceeding 60.2 mm: - Threaded and coupled to A.P.I. specifications, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.44Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter not exceeding 60.2 mm: - Premium or semi-premium threaded and coupled, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.45Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter not exceeding 60.2 mm: - Plain end, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.46Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter not exceeding 60.2 mm: - Threaded and coupled to A.P.I. specifications, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.47Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter not exceeding 60.2 mm: - Premium or semi-premium threaded and coupled, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.49Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter not exceeding 60.2 mm: - OtherMFN Free7306.29.00.52Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter of 60.3 mm: - Plain end, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.53Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter of 60.3 mm: - Threaded and coupled to A.P.I. specifications, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.54Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter of 60.3 mm: - Premium or semi-premium threaded and coupled, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.55Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter of 60.3 mm: - Plain end, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.56Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter of 60.3 mm: - Threaded and coupled to A.P.I. specifications, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.57Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter of 60.3 mm: - Premium or semi-premium threaded and coupled, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.59Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter of 60.3 mm: - OtherMFN Free7306.29.00.62Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter exceeding 60.3 mm but not exceeding 73 mm: - Plain end, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.63Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter exceeding 60.3 mm but not exceeding 73 mm: - Threaded and coupled to A.P.I. specifications, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.64Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter exceeding 60.3 mm but not exceeding 73 mm: - Premium or semi-premium threaded and coupled, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.65Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter exceeding 60.3 mm but not exceeding 73 mm: - Plain end, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.66Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter exceeding 60.3 mm but not exceeding 73 mm: - Threaded and coupled to A.P.I. specifications, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.67Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter exceeding 60.3 mm but not exceeding 73 mm: - Premium or semi-premium threaded and coupled, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.69Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter exceeding 60.3 mm but not exceeding 73 mm: - OtherMFN Free7306.29.00.72Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter exceeding 73 mm: - Plain end, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.73Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter exceeding 73 mm: - Threaded and coupled to A.P.I. specifications, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.74Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter exceeding 73 mm: - Premium or semi-premium threaded and coupled, of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specificationMFN Free7306.29.00.75Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter exceeding 73 mm: - Plain end, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.76Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter exceeding 73 mm: - Threaded and coupled to A.P.I. specifications, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.77Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter exceeding 73 mm: - Premium or semi-premium threaded and coupled, of an A.P.I. grade N80, L80, P110 or equivalent proprietary specificationMFN Free7306.29.00.79Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Casing and tubing of a kind used in drilling for oil or gas: - Other - Tubing, of an external diameter exceeding 73 mm: - OtherMFN Free7306.30.00Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steelMFN Free7306.30.00.41Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter not exceeding 60.325 mm: - Structural tubing, of ASTM A500, ASTM A513, ASTM A1085, CSA G40.21 or equivalent specificationMFN Free7306.30.00.42Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter not exceeding 60.325 mm: - Piling pipe, of ASTM A252 or equivalent specificationMFN Free7306.30.00.43Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter not exceeding 60.325 mm: - Electrical metallic tubing, of UL 797 or equivalent specificationMFN Free7306.30.00.44Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter not exceeding 60.325 mm: - Galvanized, of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.45Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter not exceeding 60.325 mm: - Galvanized, otherMFN Free7306.30.00.46Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter not exceeding 60.325 mm: - Bare or lacquered , of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.47Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter not exceeding 60.325 mm: - Other, of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.49Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter not exceeding 60.325 mm: - OtherMFN Free7306.30.00.51Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 60.325 mm but not exceeding 168.28 mm: - Structural tubing, of ASTM A500, ASTM A513, ASTM A1085, CSA G40.21 or equivalent specificationMFN Free7306.30.00.52Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 60.325 mm but not exceeding 168.28 mm: - Piling pipe, of ASTM A252 or equivalent specificationMFN Free7306.30.00.53Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 60.325 mm but not exceeding 168.28 mm: - Electrical metallic tubing, of UL 797 or equivalent specificationMFN Free7306.30.00.54Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 60.325 mm but not exceeding 168.28 mm: - Galvanized, of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.55Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 60.325 mm but not exceeding 168.28 mm: - Galvanized, otherMFN Free7306.30.00.56Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 60.325 mm but not exceeding 168.28 mm: - Bare or lacquered , of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.57Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 60.325 mm but not exceeding 168.28 mm: - Other, of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.59Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 60.325 mm but not exceeding 168.28 mm: - OtherMFN Free7306.30.00.61Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 168.28 mm but not exceeding 273.05 mm: - Structural tubing, of ASTM A500, ASTM A513, ASTM A1085, CSA G40.21 or equivalent specificationMFN Free7306.30.00.62Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 168.28 mm but not exceeding 273.05 mm: - Piling pipe, of ASTM A252 or equivalent specificationMFN Free7306.30.00.63Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 168.28 mm but not exceeding 273.05 mm: - Electrical metallic tubing, of UL 797 or equivalent specificationMFN Free7306.30.00.64Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 168.28 mm but not exceeding 273.05 mm: - Galvanized, of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.65Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 168.28 mm but not exceeding 273.05 mm: - Galvanized, otherMFN Free7306.30.00.66Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 168.28 mm but not exceeding 273.05 mm: - Bare or lacquered , of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.67Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 168.28 mm but not exceeding 273.05 mm: - Other, of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.69Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 168.28 mm but not exceeding 273.05 mm: - OtherMFN Free7306.30.00.71Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 273.05 mm but not exceeding 406.4 mm: - Structural tubing, of ASTM A500, ASTM A513, ASTM A1085, CSA G40.21 or equivalent specificationMFN Free7306.30.00.72Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 273.05 mm but not exceeding 406.4 mm: - Piling pipe, of ASTM A252 or equivalent specificationMFN Free7306.30.00.73Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 273.05 mm but not exceeding 406.4 mm: - Electrical metallic tubing, of UL 797 or equivalent specificationMFN Free7306.30.00.74Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 273.05 mm but not exceeding 406.4 mm: - Galvanized, of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.75Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 273.05 mm but not exceeding 406.4 mm: - Galvanized, otherMFN Free7306.30.00.76Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 273.05 mm but not exceeding 406.4 mm: - Bare or lacquered , of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.77Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 273.05 mm but not exceeding 406.4 mm: - Other, of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.79Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter of greater than 273.05 mm but not exceeding 406.4 mm: - OtherMFN Free7306.30.00.81Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter greater than 406.4 mm: - Structural tubing, of ASTM A500, ASTM A513, ASTM A1085, CSA G40.21 or equivalent specificationMFN Free7306.30.00.82Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter greater than 406.4 mm: - Piling pipe, of ASTM A252 or equivalent specificationMFN Free7306.30.00.83Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter greater than 406.4 mm: - Electrical metallic tubing, of UL 797 or equivalent specificationMFN Free7306.30.00.84Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter greater than 406.4 mm: - Galvanized, of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.85Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter greater than 406.4 mm: - Galvanized, otherMFN Free7306.30.00.86Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter greater than 406.4 mm: - Bare or lacquered , of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.87Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter greater than 406.4 mm: - Other, of ASTM A53 A and B, ASTM A135, ASTM A795, ASTM A589, AWWA C200-97 or equivalent specificationMFN Free7306.30.00.89Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Of an external diameter greater than 406.4 mm: - OtherMFN Free7306.40.00Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of stainless steelMFN Free7306.40.00.10Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of stainless steel - Of an external diameter not exceeding 25.3 mmMFN Free7306.40.00.20Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of stainless steel - Of an external diameter exceeding 25.3 mm but not exceeding 114.9 mmMFN Free7306.40.00.30Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of stainless steel - Of an external diameter exceeding 114.9 mmMFN Free7306.50.00.00Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of other alloy steelMFN Free7306.61.00Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of non-circular cross-section: - Of square or rectangular cross-sectionMFN Free7306.61.00.31Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of non-circular cross-section: - Of square or rectangular cross-section - Of an external periphery not exceeding 812.8 mm - GalvanizedMFN Free7306.61.00.39Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of non-circular cross-section: - Of square or rectangular cross-section - Of an external periphery not exceeding 812.8 mm - OtherMFN Free7306.61.00.41Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of non-circular cross-section: - Of square or rectangular cross-section - Of an external periphery exceeding 812.8 mm - GalvanizedMFN Free7306.61.00.49Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of non-circular cross-section: - Of square or rectangular cross-section - Of an external periphery exceeding 812.8 mm - OtherMFN Free7306.69.00Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of non-circular cross-section: - Of other non-circular cross-sectionMFN Free7306.69.00.31Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of non-circular cross-section: - Of other non-circular cross-section - Of an external periphery not exceeding 812.8 mm - GalvanizedMFN Free7306.69.00.39Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of non-circular cross-section: - Of other non-circular cross-section - Of an external periphery not exceeding 812.8 mm - OtherMFN Free7306.69.00.41Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of non-circular cross-section: - Of other non-circular cross-section - Of an external periphery of exceeding 812.8 mm - GalvanizedMFN Free7306.69.00.49Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of non-circular cross-section: - Of other non-circular cross-section - Of an external periphery of exceeding 812.8 mm - OtherMFN Free7306.90.00Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - OtherMFN Free7306.90.00.10Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other - Of iron or non-alloy steelMFN Free7306.90.00.20Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other - Of alloy steelMFN Free