Hafnium Powder for Additive Manufacturing
Spherical hafnium powder optimized for laser powder bed fusion in 3D printing aerospace parts. Falls under HTS 8112.31.00.00 as hafnium powders.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | +37.5% | 37.5% |
| 🇲🇽Mexico | Free | +10.0% | 10% |
| 🇨🇦Canada | Free | +10.0% | 10% |
| 🇩🇪Germany | Free | +10.0% | 10% |
| 🇯🇵Japan | Free | +12.5% | 12.5% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If pre-alloyed with other refractory metals for specific AM applications
Pre-alloyed powders may qualify as articles if processed beyond simple mixing.
If supplied as ready-to-print slurry with binders
AM feedstocks with chemical binders are preparations under Chapter 38.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Specify spherical morphology and flow rate specs in documentation for AM-grade verification
• Comply with ASTM F3049 standards for metal powders in critical applications
• Declare oxygen content (<200 ppm typical) to confirm high purity
Related Products under HTS 8112.31.00.00
Unwrought Hafnium Metal Ingot
A pure hafnium ingot in unwrought form, typically produced by vacuum arc melting for use in nuclear reactor control rods and aerospace components. It falls under HTS 8112.31.00.00 as unwrought hafnium, which includes bars, rods, profiles, and unwrought forms excluding powders.
Hafnium Metal Powder
Fine hafnium powder used in powder metallurgy for manufacturing high-strength alloys and thermal spray coatings in aerospace turbines. Classified under HTS 8112.31.00.00 explicitly covering powders of hafnium.
Hafnium Scrap from Reactor Manufacturing
Waste and scrap hafnium clippings and turnings generated during machining of nuclear control rod components. Falls under HTS 8112.31.00.00 as hafnium waste and scrap.
Hafnium Turning Waste
Machining turnings and swarf from hafnium rod production for superalloys. Included in HTS 8112.31.00.00 as unwrought waste and scrap of hafnium.
Pure Hafnium Sponge
Porous hafnium sponge produced by reduction of hafnium tetrachloride, an intermediate unwrought form before further processing. Classified under HTS 8112.31.00.00 as unwrought hafnium.
Recycled Hafnium Clippings
Clean hafnium clippings from precision machining operations, suitable for remelting. Classified as hafnium waste and scrap under HTS 8112.31.00.00.