Cast Iron Pipe Sleeve Coupling
Hubless sleeve coupling of nonmalleable cast iron for joining no-hub drainage pipes via clamps. HTS 7307.11.00 covers this cast fitting, widely used in modern cast iron soil pipe systems.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 4.8% | +35.0% | 39.8% |
| 🇲🇽Mexico | 4.8% | +10.0% | 14.8% |
| 🇨🇦Canada | 4.8% | +10.0% | 14.8% |
| 🇩🇪Germany | 4.8% | +10.0% | 14.8% |
| 🇯🇵Japan | 4.8% | +10.0% | 14.8% |
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 when including integral flanges
Flanged sub-variations have dedicated statistical suffixes.
If imported as replacement parts only
Articles of iron/steel for specific machines may differ from general fittings.
If galvanized steel equivalent
Surface treatment like zinc coating moves to steel-specific subheadings.
Not sure which classification is right?
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Import Tips & Compliance
• Pair with stainless steel clamp declarations if imported as sets to avoid split shipments
• Verify CISPI 310 standards compliance for US market acceptance
• Avoid reclassification by specifying 'hubless' design distinguishes from flanged types
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