Cast Iron Culvert Pipe
Large-diameter cast iron pipe for stormwater culverts under roads or railways. Fits HTS 7303.00.00.90 as other hollow profiles of cast iron for civil engineering drainage. Known for withstanding heavy loads and soil pressure.
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% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for drilling rigs
Drilling-specific cast iron pipes are distinctly classified.
If welded into structural sections
Welded assemblies become other iron/steel structures.
If parts of drainage machinery
If integral to excavator/parts, shifts to construction equipment heading.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Certify load-bearing specs (e.g
• AASHTO standards) for infrastructure compliance
• Declare wall thickness to confirm not steel under Chapter 73
Related Products under HTS 7303.00.00.90
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Cast Iron Drainage Pipe
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