Cryogenic LNG Valve Packing Gland from Canada
PTFE and graphite composite packing gland for cryogenic valves handling LNG at -196°C in tanker and storage systems. Compresses sealing rings around stem, under HTS 8481.90.90 as a valve part.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide cryogenic test data (-196°C leak rates) to confirm specialized function
• Material Safety Data Sheets essential for composite packing materials
• Declare exact stem diameter compatibility to prove dedicated design