出水管
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 4009110000 | 37.5% | CN | US | Official Doc |
| 3917230000 | 38.1% | CN | US | Official Doc |
| 3917290090 | 38.1% | CN | US | Official Doc |
| 4009120050 | 20.0% | CN | US | Official Doc |
| 3917400030 | 40.3% | CN | US | Official Doc |
Product Images
AI Analysis
🚰 Drain Pipes (Outfall/Drainage Pipes)
🌐 HS Code Reference & Clearance Guide | 2026 Latest Tariff Analysis | Professional-Level Customs Strategy
📌 I. Product Definition and Classification: What exactly is an "Outfall Pipe"?
"Outfall Pipes" (often referred to as Drain Pipes or Sewer Pipes in trade) are tubular structures designed to convey wastewater, stormwater, or industrial fluids. In international trade, they are primarily classified based on material composition, even though the form factor ("pipe") remains consistent.
Key Classification Split:
1. Plastic Pipes (Polymer-based): The vast majority of modern drainage systems use PVC, ABS, or other plastics due to corrosion resistance and cost-efficiency.
2. Rubber Hoses: Less common for rigid drainage, but applicable for flexible industrial discharge hoses made of vulcanized rubber.
⚠️ Critical Distinction Point:
- If the material is Plastic (PVC, ABS, PE, etc.) → It falls under Chapter 39 (Plastics and Articles Thereof).
- If the material is Rubber → It falls under Chapter 40 (Rubber and Articles Thereof).
- Do NOT mix materials: Misdeclaring a plastic pipe as rubber (or vice versa) leads to severe penalties and delays.
📦 II. HS Code Classification Details (2026 Latest Tariff Authoritative Comparison)
Based on the provided data, here are the specific HS Codes, summaries, and tax implications for "Outfall Pipes" (水管/下水管).
| HS Code | Product Description & Summary | Material Inference | Total Tax Rate* |
|---|---|---|---|
3917.23.00.00 |
Plastic Pipes: PVC Shape matches: "Pipe/Tube". Material matches: PVC (Vinyl chloride polymer). No obvious material conflict. |
PVC (Polyvinyl Chloride) | 38.1% |
3917.29.00.90 |
Plastic Pipes: Other Shape matches: "Pipe". Material matches: Plastic (general). No obvious material conflict. |
Other Plastics (ABS, PE, etc.) | 38.1% |
3917.40.00.30 |
Plastic Pipes: Downpipes/Drainpipes Shape matches: "Downpipe/Drainpipe". Material matches: ABS or PVC (common for drainage). No obvious material conflict. |
ABS or PVC (Specific for Downpipes) | 40.3% |
4009.11.00.00 |
Rubber Pipes: Rigid/Non-reinforced Shape matches: "Tube". Material matches: Rubber/Plastic (Common sense inference). No obvious material conflict. |
Rubber or Plastic | 37.5% |
4009.12.00.50 |
Rubber Pipes: Reinforced/Hoses Shape matches: "Tube/Hose". Material matches: Vulcanized Rubber. No obvious material conflict. |
Vulcanized Rubber | 20.0% |
📌 Key Observation:
- Plastic Drain Pipes typically face higher tariffs (38.1% - 40.3%) due to 301 Tariffs and Section 301/IEEPA levies. - Rubber Hoses/Pipes can have a lower base tariff structure but still incur significant附加税, resulting in a 20.0% total rate in this specific dataset.
💰 III. 2026 Latest Tariff Rate Details (Including Surcharges & Policy Add-ons)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Time: Post-2025 (Based on current 301/IEEPA policies)
🎯 1. Plastic Pipes (HS Codes: 3917.23.00.00, 3917.29.00.90, 3917.40.00.30)
| Item | Details |
|---|---|
| Base Tariff | 3.1% (for 3917.23/29) or 5.3% (for 3917.40) |
| Section 301 Additional Tariff | +25.0% |
| Section 122 Tariff | +10.0% |
| Total Tax Rate | 38.1% (for PVC/Other Plastic) or 40.3% (for Downpipes) |
| Tax Calculation | CIF Value × Total Rate |
| De Minimis Exemption | ❌ Not Eligible (High tariff goods are generally excluded) |
| Legal Basis Path | USITC:3917.xxxxxx → Section 301: Footnote 9903.88.01 → Section 122 |
📌 Explanation:
- The Base Tariff reflects the standard Most Favored Nation (MFN) rate for plastic pipes. - The 25% Additional Tariff is the core "Trade War" tariff under Section 301 against Chinese plastic products. - The 10% Section 122 Tariff is an additional safeguard measure often applied to industrial inputs and consumer goods. - Total Burden: Expect a total landed cost increase of 38-40%.
🎯 2. Rubber Pipes/Hoses (HS Codes: 4009.11.00.00, 4009.12.00.50)
| Item | Details |
|---|---|
| Base Tariff | 2.5% |
| Section 301 Additional Tariff | 7.5% (for 4009.12) or 25.0% (for 4009.11)* |
| Section 122 Tariff | +10.0% |
| Total Tax Rate | 20.0% (for 4009.12) or 37.5% (for 4009.11) |
| Tax Calculation | CIF Value × Total Rate |
| De Minimis Exemption | ❌ Not Eligible |
| Legal Basis Path | USITC:4009.xxxxxx → Section 301 → Section 122 |
📌 Explanation:
- 4009.12.00.50 (Rubber Hoses) benefits from a lower 301 rate (7.5%), resulting in a significantly lower 20.0% total tax. - 4009.11.00.00 (Rubber Tubes) faces the full 25.0% 301 rate, bringing the total to 37.5%. - Strategy: If your product is flexible rubber, ensure it is classified under 4009.12 to save 17.5% in duties compared to rigid tubes or plastic pipes.
🛠️ IV. Customs Clearance Practical Advice (Battle-Tested Pitfall Guide)
✅ 1. Document Preparation Checklist (Mandatory)
| Document | Mandatory? | Explanation |
|---|---|---|
| ✅ Product Specification Sheet | ✔️ | Must clearly state Material (PVC, ABS, Rubber), Diameter, Length, and Pressure Rating. |
| ✅ Material Composition Certificate | ✔️ | Crucial for distinguishing between Chapter 39 (Plastic) and Chapter 40 (Rubber). |
| ✅ Product Photos (Clear) | ✔️ | Show cross-section, markings (e.g., "PVC-U", "Vulcanized"), and joints. |
| ✅ Commercial Invoice | ✔️ | Description must match HS Code exactly (e.g., "PVC Drain Pipe" vs. "Rubber Hose"). |
| ✅ Packing List | ✔️ | Detail net/gross weight. Note: Pipes are often bulky; calculate volumetric weight accurately. |
✅ 2. Declaration Tips (Key Mnemonics)
🔥 “Material First, Shape Second; Plastic vs. Rubber, Check Twice!”
| Scenario | Correct Declaration | Incorrect Practice | Risk |
|---|---|---|---|
| PVC Drain Pipe | 3917.23.00.00 or 3917.29.00.90 |
Declare as Rubber Pipe | High Tariff (38.1%) vs Low (20%) or Misclassification Penalty |
| ABS Downpipe | 3917.40.00.30 |
Declare as Generic Plastic Pipe | Higher Base Tariff (5.3%) → Higher Total Tax |
| Flexible Rubber Hose | 4009.12.00.50 |
Declare as Rigid Pipe | Lower Tax (20%) if correctly identified as hose |
| Mixed Materials | Split Declaration | Combine into one HS Code | Customs Detention & Fine |
✅ 3. Special Cases Handling
| Scenario | Handling Advice |
|---|---|
| Composite Pipes (Plastic + Metal Reinforcement) | May be classified under Chapter 73 (Steel) or 3917 depending on essential character. Provide detailed structure diagram. |
| Pre-fabricated Pipe Assemblies | If sold with fittings/joints, declare as Assembly if value of parts < 70%. Otherwise, split declaration. |
| OEM/Private Label | Ensure the invoice lists the Exporter and Manufacturer clearly to avoid origin disputes. |
🌍 V. Global Market Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff (China Origin) | Certification Requirements | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 3917.23.00.00 (PVC) / 4009.12.00.50 (Rubber) |
38.1% (Plastic) / 20.0% (Rubber) | No specific cert required for pipes, but UL/NSF for potable water | High tariffs due to 301 & 122 |
| 🇨🇳 China | 3917.23.00.00 |
5% - 10% | CCC (if applicable) | Standard export destination |
| 🇪🇺 EU | 3917.23.00.00 |
4.5% (MFN) | REACH, RoHS | No 301 equivalent |
| 🇦🇺 Australia | 3917.23.00.00 |
5% | AS/NZS Standards | Standard duties |
📌 Conclusion:
- USA is the most expensive market for plastic pipes due to the combination of Base Tariff + 301 (25%) + Section 122 (10%). - Rubber Hoses (4009.12) offer a significant cost advantage in the US market (20% total) compared to plastic alternatives.
📌 VI. Common Errors & Pitfall Guide (Lessons Learned)
❌ Error 1: Declaring "PVC Pipe" as "Rubber Hose" to get 20% tax.
👉 Consequence: Customs inspection will reveal material is plastic. Penalty + Back Taxes + 301 Rate (38.1%).
❌ Error 2: Using generic term "Pipe" without specifying material.
👉 Consequence: Customs will assign the highest possible tariff (often 40.3% or more) and delay clearance.
❌ Error 3: Ignoring Section 122.
👉 Consequence: Declaring only Base + 301 rates. Short payment of 10% leads to audits.
✅ Correct Approach:
"PVC Drain Pipe, Rigid, 110mm Diameter, for Sewage System, Model DP-110"
"Rubber Discharge Hose, Reinforced, Flexible, for Industrial Wastewater, Model RH-IND"
🎯 VII. Conclusion: Professional Classification Saves Money!
🎯 Remember the Mantra:
🔹 "Plastic Pipes = High Tax (38-40%); Rubber Hoses = Lower Tax (20%). Verify Material First!"
🔹 "Section 301 + Section 122 = Double Whammy. Plan your supply chain accordingly."
📌 Pro Tip:
If your pipes are made from recycled plastics, check if they qualify for any exclusions under specific USITC petitions.
For high-value projects, consider applying for an Advance Ruling from US Customs (CBP) to lock in the HS Code and tax rate.
📣 Immediate Action:
📞 Contact your customs broker + Provide Material Safety Data Sheet (MSDS) + Request Pre-classification.
🚀 Ensure smooth clearance, minimize costs, and maximize profit!
✨ Professional Clearance Starts with Precise Classification!
💼 Every cent of tariff matters!
Customer Reviews
About HS Code Classification
The Harmonized System (HS) is an internationally standardized nomenclature developed by the World Customs Organization (WCO) to classify traded products. Over 200 countries use the HS system as the basis for customs tariffs, trade statistics, and import/export regulations.
Each HS code follows a hierarchical structure:
- Chapter (2 digits) — Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) — More specific grouping within the chapter
- Subheading (6 digits) — Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) — Country-specific extensions for further classification, such as US HTSUS 10-digit codes
Correct HS code classification is essential for smooth customs clearance, accurate duty payment, and compliance with trade regulations. Misclassification can lead to customs delays, overpayment of duties, or penalties.
When importing from CN to US, the applicable tariff rates may include:
- Most-Favored-Nation (MFN) rate — The standard duty rate applied to WTO members
- General rate — Applied to countries without trade agreements
- Trade remedy duties — Additional tariffs such as Section 301 (anti-dumping), Section 232 (national security), or countervailing duties
The information provided on this page is for reference purposes only. For official classification, please consult with your local customs authority or a licensed customs broker.