Tungsten Carbide Lined Fluid End Block from Mexico
Fluid end block with tungsten carbide bore liners for extreme abrasion resistance in hydraulic fluid power pumps handling sand-laden fracking fluids. Precision machined for 100,000+ PSI fatigue life. Classified under HTS 8413.91.9055.
Duty Rate — Mexico → United States
25%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Declare liner material composition and HRC hardness values explicitly
• Provide wear test data demonstrating hydraulic pump service suitability