A HOLLOW LOW ALLOY STEEL SEAMLESS BAR. OF CIRCULAR CROSS SECTION OF AN EXTERNAL DIAMETER EXCEEDING 406.4MM (457.2MM). NOT FURTHER WORKED THAN HOT FINISHED. FOR MECHANICAL TUBING. CONTAINING BY WEIGHT; 0.40% OF CARBON (0.9 - 1.15%) 1.030% CHRONIUM (0.5% - 2%) 0.21% MOLYBDENUM (NOT MORE THAN 0.5%) WITH A CARBON EQUIVALENT VALUE (CEV) NOT EXCEEDING 0,86 ( 0.808) RANGING FROM 21 - 28 FT IN LENGTH.

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING: GENERAL INTERPRETIVE RULES (GIR)S: GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 7304 - TUBES, PIPES AND HOLLOW PROFILES, SEAMLESS, OF IRON (OTHER THAN CAST IRON) OR STEEL. GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL 730459 - OTHER; OF CIRCULAR CROSS-SECTION, OF OTHER ALLOY STEEL; OTHER THAN COLD-DRAWN OR COLD-ROLLED (COLD-REDUCED). CN CODE 73045999 - OTHER; OF AN EXTERNAL DIAMETER EXCEEDING 406.4M. HARMONISED SYSTEM EXPLANATORY NOTES (HSENS) TO 7304 NOTE (A).