API 5L Grade B Carbon Steel Line Pipe
Large diameter welded carbon steel pipe conforming to API 5L Grade B specifications, used primarily for transporting oil and natural gas in pipeline systems. It has a circular cross-section with external diameter exceeding 406.4 mm and is made of nonalloy steel. Classified under 7305.19.10 as line pipe of iron or nonalloy steel for oil or gas pipelines.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | +35.0% | 35% |
| 🇲🇽Mexico | Free | +10.0% | 10% |
| 🇨🇦Canada | Free | +10.0% | 10% |
| 🇩🇪Germany | Free | +10.0% | 10% |
| 🇯🇵Japan | Free | +10.0% | 10% |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If longitudinal butt-welded
Longitudinally submerged arc welded (LSAW) line pipe may classify under 7304 if meeting specific seam criteria.
If used for casing or tubing in wells
Reclassified if primarily for oil/gas well drilling rather than transmission pipelines.
If made of alloy steel exceeding specified carbon limits
Moves to alloy steel headings if containing manganese over 1.65% or other alloying elements.
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Import Tips & Compliance
• Verify API 5L certification and mill test reports (MTRs) to confirm compliance with oil/gas pipeline standards
• Ensure external diameter exceeds 406.4 mm and provide engineering specs to avoid misclassification as smaller pipes
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