Aerospace Zirconium Alloy Borings
Fine borings from drilling zirconium components for aircraft engines, strictly low hafnium per 8109.31.00.00 specs. As waste and scrap, it's valued for remelting into high-purity alloys.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If hafnium 1:500 or higher
Higher hafnium zirconium scrap uses separate subheading 8109.29.
If titanium-zirconium alloy scrap
Alloys with dominant titanium shift to Chapter 81 titanium headings.
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Import Tips & Compliance
• Use ITAR export controls if US-origin due to aerospace sensitivity
• Batch by alloy grade to simplify customs valuation
Related Products under HTS 8109.31.00.00
Low-Hafnium Zirconium Turning Scrap
Machining turnings and chips from zirconium alloy aerospace parts, with hafnium below 1:500 ratio by weight. Falls under HTS 8109.31.00.00 as zirconium waste and scrap, distinct from wrought articles due to fragmented, contaminated state requiring remelting.
Zirconium Heat Exchanger Scrap
Scrap from failed plate heat exchangers in petrochemical plants, low hafnium zirconium sheets and tubes. HTS 8109.31.00.00 as waste due to pitting and weld failures rendering it non-repairable.
Pharmaceutical Reactor Zirconium Scrap
Cuttings and offcuts from zirconium vessels in pharma API synthesis, hafnium-compliant for 8109.31.00.00. Classified as scrap for its fabrication waste nature.
Zirconium Welding Rod Waste
Overrun and defective welding rods from nuclear fabricators, low hafnium per HTS 8109.31.00.00. Waste status from quality rejects.
Test Sample Zirconium Clippings
Small clippings from quality control tests on zirconium sheets for medical implants, under hafnium limit. HTS 8109.31.00.00 as lab-generated scrap.
Zirconium Extrusion Scrap Billets
Rejected extrusion billets from tube production, hafnium <1:500. Scrap under 8109.31.00.00 due to surface defects.