Steam Turbine Emergency Overspeed Governor from Mexico
Mechanical backup governors detecting rotor overspeed and triggering steam valve closure independently of electronics. HTS 8406.90.45 for other steam turbine parts. Redundant safety per nuclear plant requirements.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• NRC/ASME safety certification documents essential for clearance
• Functional test reports proving independent overspeed detection required
• Avoid 9032 classification by demonstrating mechanical turbine integration