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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sheet piling of iron or steel | $1,231 | $2,425 | | $1,490,241 | | | |
| Railway or tramway track construction material of iron or steel | | | $8,672 | $373 | | $1,016 | $508 |
| Tubes, pipes and hollow profiles, of cast iron. | $5,688 | $258 | | | $406 | $16,516 | $23,995 |
| Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) ... | $5,747 | $38,558 | $14,661 | $5,713 | $116,865 | $9,891 | $151,497 |
| Other tubes and pipes (for example, welded, riveted or similarly closed) | | | | | | | $7,324 |
| Other tubes, pipes and hollow profiles | $6,960,362 | $30,405 | $4,393 | $33,422 | $41,837 | $25,299 | $59,364 |
| Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or ... | $5,960,193 | $56,410 | $611,790 | $138,445 | $159,026 | $75,219 | $45,784 |
| Structures (excluding prefabricated buildings of heading 94.06) | $111,581 | $60,140 | $1,203,382 | $299,647 | $826,610 | $1,284,983 | $591,355 |
| Reservoirs, tanks, vats and similar containers for any material | $517,281 | $35,263 | $16,072 | $13,673 | $84,756 | $3,661 | $1,959 |
| Tanks, casks, drums, cans, boxes and similar containers, for any material | $10,215 | $1,307 | $359 | $25,168 | $10,847 | $5,922 | $30,167 |
| Containers for compressed or liquefied gas, of iron or steel. | $166,481 | $274,247 | $211,441 | $662,713 | $282,530 | $220,172 | $286,413 |
| Stranded wire, ropes, cables, plaited bands, slings and the like, of iron o ... | $12,825 | $29,286 | $37,875 | $22,986 | $18,806 | $32,895 | $5,784 |
| Barbed wire of iron or steel; twisted hoop or single flat wire, barbed or n ... | $1,399 | $4,179 | $1,016 | $3,172 | $22,305 | $3,547 | $4,408 |
| Cloth (including endless bands), grill, netting and fencing, of iron or ste ... | $32,905 | $57,037 | $18,980 | $9,007 | $13,740 | $25,899 | $18,740 |
| Chain and parts thereof, of iron or steel. | $4,629 | $1,120 | $29,461 | $13,803 | $6,799 | $69,913 | $22,464 |
| Anchors, grapnels and parts thereof, of iron or steel. | $34 | | $155 | $1,452 | | $5,563 | $4,709 |
| Nails, tacks, drawing pins, corrugated nails, staples | $4,732 | $5,368 | $19,595 | $1,887 | $802 | $3,963 | $3,607 |
| Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pin ... | $46,358 | $49,153 | $50,750 | $50,791 | $73,346 | $49,984 | $95,207 |
| Sewing needles, knitting needles, bodkins, crochet hooks, embroidery stilet ... | $92 | $17 | | $434 | $1,917 | | $92 |
| Springs and leaves for springs, of iron or steel. | $171 | $741 | $474 | $1,178 | $1,293 | | |
| Stoves, ranges, grates, cookers | $3,658 | $28,281 | $9,310 | $18,906 | $5,347 | $7,828 | $7,799 |
| Radiators for central heating, not electrically heated, and parts thereof | | $599 | $789 | | | | |
| Table, kitchen or other household articles and parts thereof, of iron or st ... | $47,487 | $78,942 | $27,399 | $40,552 | $24,134 | $16,249 | $13,319 |
| Sanitary ware and parts thereof, of iron or steel. | $5,462 | $5,937 | $1,029 | $7,720 | $239 | $2,097 | $10,199 |
| Other cast articles of iron or steel. | $1,028 | $569 | $2,105 | $10,593 | $236 | $32,147 | $14,268 |
| Other articles of iron or steel. | $93,676 | $53,781 | $116,279 | $194,408 | $251,384 | $183,177 | $1,350,662 |
| Total | $13,993,235 | $814,023 | $2,385,987 | $3,046,284 | $1,943,225 | $2,075,941 | $2,749,624 |
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