Cast Iron Municipal Water Main Pipe 8-inch
8-inch diameter cast iron pipe for underground municipal water mains and distribution. HTS 7303.00.00 applies to this large-scale hollow profile of cast iron for pressurized water conveyance.
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 welded carbon steel pipe
Common steel substitutes use 7306.40 for water mains; cast iron's pouring process defines 7303.
If ductile iron with mechanical joints
Ductile variants for mains may go to 7304 if alloyed beyond standard cast iron.
If for oil/gas high-pressure lines
End-use shift to 7305 for line pipe applications changes from water-specific profiles.
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Import Tips & Compliance
• Comply with AWWA C106 standards; provide joint type (bell-and-spigot) specs and gasket materials
• For large diameters, secure oversize permits and use specialized cradles to avoid distortion
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