Boiler Expansion Joint from Mexico
Expansion joints accommodate thermal growth between boiler pressure parts and structural steel during steam generation cycles. HTS 8402.90.00 covers these flexible connections. Refractory-lined slip or bellows type.
Duty Rate — Mexico → United States
14.3%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Calculate movement allowance per temperature range; include refractory protection details; pressure testing documentation