ARTICLES OF IRON OR STEEL TUBES PIPES AND HOLLOW PROFILES SEAMLESS OF IRON (OTHER THAN CAST IRON) OR STEEL(+). .. OTHER OF CIRCULAR CROSS-SECTION OF IRON OR NON-ALLOY STEEL : COLD-DRAWN OR COLD-ROLLED (COLD-REDUCED) : SEAMLESS TUBES AND PIPES
ARTICLES OF IRON OR STEEL TUBES PIPES AND HOLLOW PROFILES SEAMLESS OF IRON (OTHER THAN CAST IRON) OR STEEL(+). .. OTHER OF CIRCULAR CROSS-SECTION OF IRON OR NON-ALLOY STEEL : COLD-DRAWN OR COLD-ROLLED (COLD-REDUCED) : SEAMLESS TUBES AND PIPES