Steel Spring-Loaded Check Valve from Mexico
This steel spring-loaded check valve uses a spring to assist disc seating for immediate backflow prevention in vertical installations. HTS 8481.30.20.90 covers it as a steel check valve for boilers and pipes. The spring ensures reliable operation under varying pressures.
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
• Document spring material (also steel) to avoid parts classification under 8481.90
• Comply with PED or ASME certification for pressure equipment directives
• Avoid bulk packaging that could lead to fitting classification in Chapter 73