Cupronickel C70600 Ingot
C70600 cupronickel is 88% copper, 10% nickel, 1% iron, 1% manganese unwrought ingot. Classifies HTS 7403.29.01 as other copper alloy (nickel <5%, zinc absent). Marine condenser tubes and desalination equipment.
Import Duty Rates by Country of Origin
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If nickel reaches 5% minimum
Meets copper-nickel-zinc (nickel silver) threshold per note (c).
If made into hollow bars
Tube rounds or hollow profiles become heading 7407 products.
If nickel predominant >50%
Nickel base with copper alloying moves to Chapter 75.
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Import Tips & Compliance
• Seawater corrosion specs (ASTM B111) verify marine grade composition
• Nickel content <5% critical distinction from nickel silvers
• Declare iron/manganese stabilizers; affects classification stability
Related Products under HTS 7403.29.01
CDA 932 Bearing Bronze Ingot
CDA 932 bearing bronze is a copper-tin alloy containing about 83% copper, 7% tin, and 7% zinc, cast into ingots for further processing. It falls under HTS 7403.29.01 as an unwrought copper-tin base alloy (bronze) that does not meet master alloy specifications. These ingots are melted down to produce bushings and bearings.
Leaded Red Brass C84400 Ingot
Leaded red brass C84400 is a copper alloy with approximately 81% copper, 4% tin, 12% zinc, and 3% lead, supplied as unwrought ingots. Classified under HTS 7403.29.01 as other copper alloys not fitting brass or nickel silver definitions due to tin presence. Used in plumbing fittings and valves.
Aluminum Bronze C95400 Ingot
C95400 aluminum bronze ingot contains 85% copper, 11% aluminum, 4% iron, and 3% nickel in unwrought form. It qualifies under HTS 7403.29.01 as other copper alloys since aluminum predominates over tin or nickel per subheading notes. Ideal for heavy-duty gears and marine propellers.
Silicon Bronze C65500 Ingot
Silicon bronze C65500 consists of 96% copper, 3% silicon, and 1% manganese in pig or ingot form, unwrought. Falls under HTS 7403.29.01 as other copper alloy not matching defined brasses or nickel silvers. Commonly used for weld rods and marine hardware.
Manganese Bronze C86500 Ingot
C86500 manganese bronze ingot is 58% copper, 39% zinc, 2% manganese, and aluminum, cast unwrought. Classified HTS 7403.29.01 as other copper alloy since it doesn't strictly fit brass definitions with multiple elements. Used for propeller shafts and gears.
Naval Brass C46400 Ingot
Naval brass C46400 contains 60% copper, 39% zinc, and 1% tin in unwrought ingot form. HTS 7403.29.01 applies as other copper alloy due to tin addition preventing pure brass classification. Essential for marine hardware and propeller shafts.