Copper-Lead Master Alloy Shot
Small shot form of copper-lead master alloy (5-10% lead) for free-machining alloy production, improving chip breaking during machining. HTS 7405.00.60.50 for other copper master alloys. Widely used in connector and valve manufacturing.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If supplied as bars for machining
Leaded copper-zinc base alloys in bar form for machining fall under wrought provisions.
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Import Tips & Compliance
• Lead content declarations required for environmental compliance; include RoHS status if applicable
• Distinguish from leaded copper alloy billets by specifying shot size and master alloy purpose
Related Products under HTS 7405.00.60.50
Copper-Phosphorus Master Alloy 15% P
A master alloy consisting primarily of copper with 15% phosphorus content, used in the non-ferrous metals industry for deoxidizing and grain refining during casting of copper alloys. It falls under HTS 7405.00.60.50 as a master alloy of copper not specified elsewhere in heading 7405. This high-phosphorus variant is essential for improving the fluidity and strength of bronze castings.
CuCrZr Master Alloy Ingots
Master alloy ingots of copper-chromium-zirconium (CuCrZr) designed for addition to copper melts to enhance high-temperature strength and conductivity in electrical applications. Classified under HTS 7405.00.60.50 as other copper master alloys. Commonly used in manufacturing resistance welding electrodes and lead wires.
Master Alloy Cu-10% Beryllium
Copper-beryllium master alloy with 10% beryllium content, supplied in small shot or waffle form for precise additions to copper melts producing beryllium copper alloys. Falls under HTS 7405.00.60.50 as other copper master alloys. Critical for aerospace and electronics components requiring high strength and conductivity.
Cu-Ni Master Alloy 30% Nickel
Copper-nickel master alloy containing 30% nickel, used to adjust nickel content in cupronickel alloys for marine and desalination applications. Classified in HTS 7405.00.60.50 as other copper master alloys. Meets copper-nickel base alloy definition where nickel predominates over other elements.
Copper-Manganese Master Alloy Ingots
Master alloy of copper with 20-30% manganese content, cast into ingots for introducing manganese into copper alloys to improve hot workability and strength. HTS 7405.00.60.50 classification for other copper master alloys. Used in production of free-machining copper alloys.
Cu-Si Master Alloy 10% Silicon
Copper-silicon master alloy with 10% silicon, supplied as cut pieces for bronze foundries to achieve precise silicon bronze compositions. Classified under HTS 7405.00.60.50 as other copper master alloys. Essential for castings requiring corrosion resistance and strength.