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| Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Sheet piling of iron or steel | | $19,312 | $3,207 | $1,407,131 | $40,437 | $49,732 | $270,757 |
| Railway or tramway track construction material of iron or steel | $2,183 | $7,923 | | | $14,306 | $5,684 | $2,695 |
| Tubes, pipes and hollow profiles, of cast iron. | $263 | $202 | $3,206 | $468 | $278 | $780 | |
| Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) ... | $1,684,126 | $1,323 | $6,740 | $43,182 | $198,086 | $106,151 | $13,563 |
| Other tubes and pipes (for example, welded, riveted or similarly closed) | $161 | | $14,835 | | | | $199,157 |
| Other tubes, pipes and hollow profiles | $37,911 | $178,462 | $23,813 | $220,221 | $801,949 | $394,829 | $144,532 |
| Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or ... | $28,767 | $14,207 | | $957 | $1,767 | $48,581 | $24,819 |
| Structures (excluding prefabricated buildings of heading 94.06) | $105,968 | $128,491 | $109,710 | $319,363 | $650,252 | $639,131 | $1,495,709 |
| Reservoirs, tanks, vats and similar containers for any material | $1,026,875 | $25,000 | $45,793 | $37,791 | $60,913 | $107,478 | $19,013 |
| Tanks, casks, drums, cans, boxes and similar containers, for any material | $663,405 | $11,319 | $82 | $36,663 | $35,962 | $39,163 | $72,082 |
| Containers for compressed or liquefied gas, of iron or steel. | $188,302 | $67,104 | $56,891 | $46,335 | $924 | $25,619 | $144,968 |
| Stranded wire, ropes, cables, plaited bands, slings and the like, of iron o ... | $5,363 | | $12,305 | | $327 | $57,732 | $60,586 |
| Barbed wire of iron or steel; twisted hoop or single flat wire, barbed or n ... | $8,803 | | | $43 | | | |
| Cloth (including endless bands), grill, netting and fencing, of iron or ste ... | | $10,381 | $1,406 | $134,577 | $415 | $270,089 | $2,980,814 |
| Chain and parts thereof, of iron or steel. | $11,135 | | $148,144 | | | $3,497 | $1,992 |
| Anchors, grapnels and parts thereof, of iron or steel. | | | | | $411 | | |
| Nails, tacks, drawing pins, corrugated nails, staples | $3,923 | $13 | | $3,026 | | $25,352 | |
| Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pin ... | $2,081 | | $19,553 | $2,702 | $10,089 | $21,842 | $342,224 |
| Springs and leaves for springs, of iron or steel. | $93,969 | $138,800 | $350,890 | $357,560 | $61,195 | $43,786 | $21,938 |
| Stoves, ranges, grates, cookers | $12,813 | $30,372 | $47,081 | $53,241 | $15,271 | $78,828 | $107,533 |
| Radiators for central heating, not electrically heated, and parts thereof | $887,919 | $2,066,885 | $1,761,178 | $1,495,871 | $621,412 | $325,338 | $456,934 |
| Table, kitchen or other household articles and parts thereof, of iron or st ... | $198,412 | $79,405 | $29,327 | $26,414 | $30,114 | $36,296 | $4,380 |
| Sanitary ware and parts thereof, of iron or steel. | $188 | | $8,587 | $14,047 | $6,238 | $12,282 | $828 |
| Other cast articles of iron or steel. | $45,979 | $30,243 | $90,810 | $128,612 | $62,711 | $72,627 | $83,826 |
| Other articles of iron or steel. | $221,015 | $460,562 | $2,830,112 | $547,829 | $146,941 | $754,639 | $475,485 |
| Total | $5,229,561 | $3,270,004 | $5,563,670 | $4,876,033 | $2,759,998 | $3,119,456 | $6,923,835 |
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