Stainless Steel Needle Valve for Float Zone Crystal Puller from Canada
Precision steel needle valve part for fine flow control of argon gas in float zone crystal pullers producing monocrystalline semiconductor material. HTS 8481.90.3000 for iron/steel parts of hand-operated appliances in wafer manufacturing equipment. Essential for zone refining purity.
Duty Rate — Canada → United States
15%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Specify RF zone process compatibility; provide pressure ratings >10 bar; pitfall: classification as labware if not tied to industrial equipment