Galvanized Steel Guardrail Post Tube 4 Inch from China
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 — China → United States
35%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
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