Cast Iron Soil Pipe Reducing Coupling
A nonmalleable cast iron coupling that reduces from 6-inch to 4-inch cast-iron soil pipe diameters for transitioning in drainage lines. Features dual hub-spigot ends for secure joints. Classed in HTS 7307.11.0045 for its soil pipe dedication.
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% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If plastic/PVC version
Polymer equivalents fall under Chapter 39 plastics fittings.
If for cast iron pressure pipe
Pressure system reducers have distinct suffixes from gravity soil pipe.
If universal multi-pipe compatibility
Non-specific fittings not limited to cast-iron soil pipe go to 'other steel'.
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
• Specify exact reduction sizes (e.g
• 6x4 inch) in commercial invoices for precise statistical breakouts
• Test for lead-free compliance if for potable water adjacent systems, despite soil pipe use
Related Products under HTS 7307.11.00.45
Cast Iron Soil Pipe Elbow 90 Degree
A 90-degree elbow fitting made of nonmalleable cast iron, specifically designed for joining cast-iron soil pipes in plumbing drainage systems. It connects two sections of soil pipe at a right angle, ensuring a secure, leak-proof fit for wastewater transport. Classified under HTS 7307.11.0045 due to its cast iron construction and exclusive use in cast-iron soil pipe applications.
Cast Iron Soil Pipe Coupling 4 Inch
A straight coupling fitting of nonmalleable cast iron used to connect two ends of 4-inch cast-iron soil pipes in sewer and drainage lines. It features hub-and-spigot design for push-on assembly with compression gaskets. Falls under HTS 7307.11.0045 as a cast fitting tailored for cast-iron soil pipe systems.
Cast Iron Soil Pipe Cross Fitting 6 Inch
A four-way cross fitting made from nonmalleable cast iron for 6-inch cast-iron soil pipes, enabling multiple branch connections in complex drainage layouts. Hub-and-spigot joints ensure compatibility with standard soil pipe. HTS 7307.11.0045 covers this specialized cast fitting.
Cast Iron Soil Pipe Cleanout Adapter
Nonmalleable cast iron adapter fitting for installing cleanout plugs in cast-iron soil pipe systems, allowing maintenance access. Threaded cap compatible design. Fits HTS 7307.11.0045 as dedicated soil pipe cast fitting.
Cast Iron Soil Pipe Saddle Hub
A saddle-style hub fitting of nonmalleable cast iron that straps onto existing cast-iron soil pipe for branch connections without cutting. Ideal for retrofits. HTS 7307.11.0045 for soil pipe cast fittings.
Cast Iron Soil Pipe Double Hub Bend
Double-hub 45-degree bend fitting from nonmalleable cast iron for cast-iron soil pipe, providing smooth direction changes. Standard for commercial plumbing. Under HTS 7307.11.0045.