7304.29.31.50変更階層・上位説明の記載変更Having a wall thickness less than <il>12.7 mm</il>
日本語参考訳は未収録です
Having a wall thickness less than <il>12.7 mm</il>
階層・上位説明の記載変更
変更前 (2025-3)
7304 Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel:
Casing, tubing and drill pipe, of a kind used in drilling for oil or gas:
7304.29 Other:
Casing:
Of other alloy steel:
7304.29.31 Threaded or coupled
Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm:
変更後 (2025-4)
7304 Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel:
Casing, tubing and drill pipe, of a kind used in drilling for oil or gas:
7304.29 Other:
Casing:
Of other alloy steel:
7304.29.31 Threaded or coupled
Having an outside diameter exceeding <il>285.8 mm</il> but not exceeding <il>406.4 mm</il>: