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%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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