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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sheet piling of iron or steel | | $645 | $78 | $139 | $76,900 | $381,518 | $65,101 |
| Railway or tramway track construction material of iron or steel | | $361 | $83 | | $20 | $23,274 | |
| Tubes, pipes and hollow profiles, of cast iron. | | $2,231 | $50 | | $5,221 | $87,481 | $82,964 |
| Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) ... | $27 | $71 | | $76 | $344 | $18,446 | $1,534 |
| Other tubes and pipes (for example, welded, riveted or similarly closed) | $335 | $18 | | | $5,591 | $173 | $26,553 |
| Other tubes, pipes and hollow profiles | $3,666 | $2,882 | | $326 | $4,747 | $851 | $111,204 |
| Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or ... | $4,511 | $11,268 | $263,581 | $402 | $74,282 | $15,696 | $26,174 |
| Structures (excluding prefabricated buildings of heading 94.06) | $12,394 | $378,776 | $144,791 | $85,585 | $346,958 | $89,498 | $6,723,502 |
| Reservoirs, tanks, vats and similar containers for any material | $12,290 | $164,958 | | $7,413 | $119,542 | | $163,918 |
| Tanks, casks, drums, cans, boxes and similar containers, for any material | $1,495 | $4,416 | $10,747 | $4,354 | $11,160 | $2,313,177 | $10,282 |
| Containers for compressed or liquefied gas, of iron or steel. | $92,180 | $124,022 | $82,246 | $16,749 | $32,831 | $17,314 | $23,624 |
| Stranded wire, ropes, cables, plaited bands, slings and the like, of iron o ... | $1,374 | $1,306 | | $3,819 | $200 | $11,636 | $1,601 |
| Barbed wire of iron or steel; twisted hoop or single flat wire, barbed or n ... | $899 | $1,543 | $8,596 | | $25,117 | $1,824 | $11,128 |
| Cloth (including endless bands), grill, netting and fencing, of iron or ste ... | $2,517 | $11,980 | $36 | $1,909 | | $5,613 | $3,599 |
| Chain and parts thereof, of iron or steel. | $2,439 | | | $7,251 | $6,395 | $356 | $69,108 |
| Anchors, grapnels and parts thereof, of iron or steel. | | $119 | | | | | |
| Nails, tacks, drawing pins, corrugated nails, staples | $1,176 | $1,636 | | $33 | $6,214 | $24,496 | $3,884 |
| Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pin ... | $16,661 | $731 | $4,269 | $6,269 | $77,047 | $3,356 | $933 |
| Sewing needles, knitting needles, bodkins, crochet hooks, embroidery stilet ... | $100 | | | $18 | | | |
| Springs and leaves for springs, of iron or steel. | $84 | $45 | | $206 | $182,625 | $101 | $22,219 |
| Stoves, ranges, grates, cookers | $14,845 | $2,317 | $1,523 | $853 | $43,084 | $2,550 | $3,227 |
| Radiators for central heating, not electrically heated, and parts thereof | | $369 | | | $16 | $22,235 | $1,017 |
| Table, kitchen or other household articles and parts thereof, of iron or st ... | $51,800 | $34,065 | $43,176 | $263,588 | $36,453 | $49,913 | $127,197 |
| Sanitary ware and parts thereof, of iron or steel. | | $76 | $518 | $1,005 | | $3,012 | $106 |
| Other cast articles of iron or steel. | $166 | $1,155 | | | $80,839 | $10 | $697 |
| Other articles of iron or steel. | $18,470 | $36,603 | $47,246 | $91,037 | $123,043 | $18,623 | $339,828 |
| Total | $237,429 | $781,593 | $606,940 | $491,032 | $1,258,629 | $3,091,153 | $7,819,400 |
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