Copper-Zirconium Master Alloy
Copper master alloy containing 10-15% zirconium for grain refinement and creep resistance. Falls under HTS 7405.00.60 as other copper master alloys. Critical for high-performance electrical copper alloys.
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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 master alloys of copper containing tellurium
Tellurium-bearing copper master alloys have specific subheading 7405.00.20.
If imported as zirconium ore/concentrate with copper flux
Ores and concentrates classified by predominant metal content under Chapter 26.
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Import Tips & Compliance
• Grain size analysis supports master alloy function for CBP verification
• Label as 'CuZr15' industry standard to aid recognition
Related Products under HTS 7405.00.60
Copper-Boron Master Alloy
Master alloy of copper containing 4-8% boron, designed for grain refinement in copper casting alloys like bronzes. Classified under HTS 7405.00.60 as other copper master alloys, it provides controlled boron addition to enhance mechanical properties. Primarily used by foundries for high-strength castings.
Copper-Titanium Master Alloy
High-titanium (5-10%) copper master alloy for strengthening copper alloys through precipitation hardening. Falls under HTS 7405.00.60 as other copper master alloys for industrial alloying. Used in electrical and structural copper products.
Copper-Cerium Master Alloy
Copper master alloy with 10-20% cerium (rare earth) for modifying microstructure in copper castings. HTS 7405.00.60 includes these as other copper master alloys used in specialty foundry applications. Improves casting quality and surface finish.
Copper-Vanadium Master Alloy
5-10% vanadium in copper master alloy for improving strength and recrystallization resistance. HTS 7405.00.60 classification as other copper master alloys for specialty alloy production. Used in resistance welding electrodes.
Copper-Phosphorus Master Alloy
A master alloy consisting primarily of copper with high phosphorus content (typically 10-15%) used in the non-ferrous metals industry to introduce phosphorus into brasses and bronzes. It falls under HTS 7405.00.60 as a master alloy of copper, classified as 'other' master alloys not specifically enumerated. This alloy aids in deoxidizing and improving fluidity during casting.
Copper-Manganese Master Alloy
Copper-based master alloy with 20-30% manganese content for alloying in aluminum bronzes and brasses. HTS 7405.00.60 covers this as other master alloys of copper used in metallurgical processes. It ensures uniform manganese distribution in final cast products.