Subheading 720410: Ferrous Waste and Scrap; of Cast Iron
Subheading 720421: Ferrous Waste and Scrap; of Stainless Steel
Subheading 720429: Ferrous Waste and Scrap; of Alloy Steel (Excluding Stainless)
Subheading 720430: Ferrous Waste and Scrap; of Tinned Iron or Steel
Subheading 720441: Ferrous Waste and Scrap; Turnings, Shavings, Chips, Milling W … etc.
Subheading 720449: Ferrous Waste and Scrap; N.E.C. in Heading No. 7204
Subheading 720450: Ferrous Products; Remelting Scrap Ingots