C11000 Electrolytic Tough Pitch Copper Strip
High-purity refined copper strip (C11000, 99.9% Cu) with 0.25 mm thickness and 450 mm width, used in electrical busbars. Falls under HTS 7409.19.90.00 for refined copper sheets/strips exceeding 0.15 mm thick, under 5 mm, and less than 500 mm wide.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If made from unrefined copper
Refined copper requirement excludes electrolytic unrefined or oxygen-free variants in 7409.19.
If thickness >=5 mm
Thicker plates/sheets use separate thickness subheading.
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Import Tips & Compliance
• Include mill test certificate verifying refined copper purity >99.9% to distinguish from alloyed products
• Verify product is 'of refined copper' via smelter documentation; unrefined falls under 7409.11
Related Products under HTS 7409.19.90.00
C26000 Cartridge Brass Sheet
C26000 cartridge brass sheet (70% copper, 30% zinc), 1.2 mm thick, 400 mm width for ammunition casings and hardware. HTS 7409.19.90.00 covers refined copper-zinc base alloy sheets under 5 mm thick and <500 mm wide, fitting brass definition.
C10100 Oxygen-Free Copper Sheet
C10100 OF copper sheet (99.99% Cu, minimal oxygen), 2 mm thick, 420 mm width for RF shielding. Pure refined copper qualifies for HTS 7409.19.90.00: thickness >0.15 <5 mm, width <500 mm.
C18200 Copper-Chromium-Zirconium Sheet
C18200 CuCrZr alloy sheet (0.6-1.2% Cr, 0.04-0.12% Zr), 1.5 mm thick, 350 mm width for resistance welding electrodes. Trace elements don't alter brass/bronze definitions; refined copper under HTS 7409.19.90.00.
C19400 High-Performance Brass Strip
C19400 brass strip (97% Cu, 2.3% Fe, 0.8% P, 0.03% Zn), 0.6 mm thick, 290 mm width for connectors. Zinc present but doesn't predominate; classified as refined copper strip HTS 7409.19.90.00.
C12000 Deoxidized Low-Phosphorus Copper Sheet
C12000 DLP copper sheet (99.9% Cu, 0.004-0.012% P), 4 mm thick, 499 mm width for architectural panels. Refined low-phosphorus copper fits HTS 7409.19.90.00 dimensions and purity.
C28000 Muntz Metal Sheet
C28000 Muntz metal (60% Cu, 40% Zn), 2.8 mm thick sheet, 200 mm width for marine propellers. Classic brass alloy; HTS 7409.19.90.00 for refined copper sheet <5 mm thick, <500 mm wide.