Beryllium Window for X-Ray Equipment
Thin beryllium disc windows used in X-ray tubes for high transparency to X-rays. These are fabricated articles of beryllium, not unwrought or waste, and are classified under tariff item 8112.19.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the windows are sold as parts of X-ray apparatus
Parts and accessories for X-ray apparatus are classified in heading 90.22.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Verify the windows are not part of a complete X-ray tube; if so, classification may shift
• Provide technical specifications to show they are beryllium articles
• Check if the windows require any special import permits for medical or industrial equipment
Related Products under Tariff item 8112.19.00
Beryllium Copper Alloy Scrap (Beryllium >1%)
Scrap from beryllium copper alloys (BeCu) where beryllium content exceeds 1% by weight, making it an alloy of beryllium under the chapter notes. This waste is not usable as-is due to breakage or wear and is classified as beryllium waste and scrap under tariff item 8112.19.00.
Beryllium Evaporation Boats
Small beryllium crucibles used in vacuum deposition for thin-film coating in electronics manufacturing. These are fabricated articles of beryllium, not unwrought or waste, and fall under the 'other' category of tariff item 8112.19.00.
Beryllium Foil Scrap
Scrap remnants from beryllium foil production, unsuitable for direct reuse in aerospace or electronics. These are waste and scrap of beryllium, distinct from master alloys or powders, and are classified under tariff item 8112.19.00.
Beryllium Heat Sink Inserts
Machined beryllium inserts embedded in electronic heat sinks for thermal management. These are fabricated articles of beryllium, not parts of general use, and are classified under the 'other' category of tariff item 8112.19.00.
Beryllium Laser Mirror Substrates
CNC-machined beryllium substrates for high-power laser mirrors in defense systems. These are specialized fabricated articles of beryllium, not optical elements of glass, and fall under tariff item 8112.19.00.
Beryllium Machining Waste
Waste and scrap from machining beryllium components, consisting of shavings and turnings with impurities. This is not usable as-is and is classified as beryllium waste and scrap under tariff item 8112.19.00.