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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Railway or tramway track construction material of iron or steel | | $18,500 | | $31,573 | $108 | | $86 |
| Tubes, pipes and hollow profiles, of cast iron. | $1,000 | | $4,004 | | | | $144 |
| Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) ... | $147,340 | | | | | | |
| Other tubes and pipes (for example, welded, riveted or similarly closed) | $9,750 | | | | | | |
| Other tubes, pipes and hollow profiles | $48,520 | $109,188 | | | $4,471 | $84 | |
| Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or ... | $54,480 | $304,717 | $334,558 | $302,646 | $240,120 | | $66,951 |
| Structures (excluding prefabricated buildings of heading 94.06) | $14,490 | $1,002,682 | $10,733 | $2,376 | $3,001 | $880 | $908,877 |
| Reservoirs, tanks, vats and similar containers for any material | $90,830 | $26,585 | | | | | $17,277 |
| Tanks, casks, drums, cans, boxes and similar containers, for any material | $11,330 | $65,035 | $5,750 | $11,671 | $78 | | $1,510 |
| Containers for compressed or liquefied gas, of iron or steel. | $127,860 | $42,183 | | | | $900 | |
| Stranded wire, ropes, cables, plaited bands, slings and the like, of iron o ... | $48,600 | $110,407 | | | | $66,503 | |
| Barbed wire of iron or steel; twisted hoop or single flat wire, barbed or n ... | | $3,216 | | | | | |
| Cloth (including endless bands), grill, netting and fencing, of iron or ste ... | $46,800 | | | | $57,711 | | $96 |
| Chain and parts thereof, of iron or steel. | $1,300 | $2,246 | | | | | |
| Nails, tacks, drawing pins, corrugated nails, staples | $70 | | | $400 | | $638 | $620 |
| Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pin ... | $44,980 | $37,101 | | | $27,593 | $75,886 | $12,148 |
| Springs and leaves for springs, of iron or steel. | $133,230 | $218,898 | $234,908 | $232,640 | $333,911 | $172,406 | $303,224 |
| Stoves, ranges, grates, cookers | $280 | $6,770 | $164 | $180 | $272 | $78 | $50 |
| Radiators for central heating, not electrically heated, and parts thereof | $4,180 | $12,800 | | | | | |
| Table, kitchen or other household articles and parts thereof, of iron or st ... | $180 | $11,248 | $16,010 | $14,070 | $9,052 | $11,587 | $6,973 |
| Sanitary ware and parts thereof, of iron or steel. | $110 | $396 | | | | | |
| Other cast articles of iron or steel. | $3,670 | $1,217 | $1,659 | $207,452 | $44,756 | $29,810 | $3,119 |
| Other articles of iron or steel. | $95,410 | $98,136 | $17,143 | $17,308 | $2,556 | $195,745 | $39,589 |
| Total | $884,410 | $2,071,325 | $624,929 | $820,316 | $723,629 | $554,517 | $1,360,664 |
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