6 BULK METAL, NAMELY, STEEL SLABS, HOT AND COLD ROLLED STEEL SHEET AND STRIP, BLACK PLATE, COLD ROLLED MOTOR LAMINATION SHEET, HOT ROLLED STRIP MILL PLATE, HOT DIPPED ZINC, ZINC-IRON ALLOY AND ALUMINUM-ZINC ALLOY COATED STEEL SHEET, GALVANIZED CULVERT SHEET, ELECTROGALVANIZED SHEET, ELECTROLYTICALLY COATED TIN PLATE, AND ELECTROLYTICALLY COATED CHROME PLATE; AND CORRUGATED GALVANIZED STEEL SHEETS AND GALVANIZED STEEL ROOFING AND SIDING FOR BUILDINGS