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| Commodity | 2006 |
| Roller chain of iron/steel | $83,349 |
| Articulated link chain other than roller chain, of iron/steel | $92,529 |
| Parts of articulated link chain of iron/steel | $35,727 |
| Skid chain of iron/steel | $2,518 |
| Stud-link chain of iron/steel | $114,958 |
| Welded link chain of iron/steel | $258,404 |
| Chain, of iron/steel, n.e.s. in 73.15 | $8,335 |
| Parts of chains (excl. articulated link chain), of iron/steel | $75,436 |
| Total | $671,256 |
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