730439 | OTHER tubes, pipes and hollow profiles, seamless circular section of iron or non-alloy steel |
73043911 | TUBES, PIPES AND HOLLOW PROFILES, SEAMLESS, OF IRON (OTHER THAN CAST IRON) OR STEEL - OTHER, OF CIRCULAR CROSS-SECTION, OF IORN OR NON-ALLOY STEEL: -- OTHER --- UP TO 114.3 MM OUTER DIAMETER -- OF IRON |
73043919 | TUBES, PIPES AND HOLLOW PROFILES, SEAMLESS, OF IRON (OTHER THAN CAST IRON) OR STEEL - OTHER, OF CIRCULAR CROSS-SECTION, OF IORN OR NON-ALLOY STEEL: -- OTHER --- UP TO 114.3 MM OUTER DIAMETER ---- OTHER |
73043921 | TUBES, PIPES AND HOLLOW PROFILES, SEAMLESS, OF IRON (OTHER THAN CAST IRON) OR STEEL - OTHER, OF CIRCULAR CROSS-SECTION, OF IORN OR NON-ALLOY STEEL: -- OTHER --- ABOVE 114.3 MM BUT UP TO 219.1 MM OUTER DIAMETER: ---- OF IRON |
73043929 | TUBES, PIPES AND HOLLOW PROFILES, SEAMLESS, OF IRON (OTHER THAN CAST IRON) OR STEEL - OTHER, OF CIRCULAR CROSS-SECTION, OF IORN OR NON-ALLOY STEEL: -- OTHER --- ABOVE 114.3 MM BUT UP TO 219.1 MM OUTER DIAMETER: ---- OTHER |
73043931 | TUBES, PIPES AND HOLLOW PROFILES, SEAMLESS, OF IRON (OTHER THAN CAST IRON) OR STEEL - OTHER, OF CIRCULAR CROSS-SECTION, OF IORN OR NON-ALLOY STEEL: -- OTHER --- ABOVE 219.1 MM DIAMETER: ---- OF IRON |
73043939 | TUBES, PIPES AND HOLLOW PROFILES, SEAMLESS, OF IRON (OTHER THAN CAST IRON) OR STEEL - OTHER, OF CIRCULAR CROSS-SECTION, OF IORN OR NON-ALLOY STEEL: -- OTHER --- ABOVE 219.1 MM DIAMETER: ---- OTHER |