Galvanized Steel Guardrail Post Tube 4 Inch from Mexico
Heavy-duty 4-inch (101.6 mm) OD galvanized welded steel tube with wall thickness 4.78 mm for highway guardrail posts. HTS 7306.30.50.33 applies to its non-alloy steel, welded circular design, thick walls, and galvanized surface within the specified diameter. Provides rust protection for roadside safety infrastructure.
Duty Rate — Mexico → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) 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
• Certify compliance with ASTM A53 or A500 standards for structural tubing to support classification
• Measure and document exact OD to avoid overlap with smaller diameter subheadings like 7306.30.50.25