Tubes, Pipes And Hollow Profiles, Welded, Of Non-circular Cross-section, Of Iron Or Steel (excl. Tubes And Pipes Having Internal And External Circular Cross-sections And An External Diameter Of > 406,4 Mm, Line Pipe Of A Kind Used For Oil Or Gas Pipelines Or Casing And Tubing Of A Kind Used In Drilling For Oil Or Gas, And Tubes And Pipes And Hollow Profiles Of Square Or Rectangular Cross-section)
Tubes, Pipes And Hollow Profiles, Welded, Of Non-circular Cross-section, Of Iron Or Steel