North American Product Classification System (NAPCS) Canada 2012 Version 1.2
- 312 - Basic and semi-finished iron and steel products
- 31212 - Cold-rolled iron and steel products
- 312123 - Cold-finished bars and bar shapes, of iron or non-alloy steel (except concrete reinforcing bars)
- 3121231 - Cold-finished bars and bar shapes, of iron or non-alloy steel (except concrete reinforcing bars)
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