Cast Magnesium Anode for Underground Pipelines from Mexico
Heavy-duty cast magnesium anodes with backfill bags for cathodic protection of buried natural gas and water pipelines. Provides 20+ years of electrolytic protection. HTS 8543.30.90.40 classification for pipeline magnesium anodes.
Duty Rate — Mexico → United States
12.6%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include gypsum/bentonite backfill composition; declare anode output current capacity
• Common error: valuing backfill bags separately
• Comply with PHMSA pipeline safety import requirements