Quick Coupling
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3917400080 | 40.3% | CN | US | Official Doc |
| 7609000000 | 40.7% | CN | US | Official Doc |
| 7307199030 | 41.2% | CN | US | Official Doc |
| 3917400095 | 40.3% | CN | US | Official Doc |
| 7307995045 | 89.3% | CN | US | Official Doc |
AI Analysis
π Quick Coupling (Quick Couplings / Quick Connectors)
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Full Analysis | Professional Clearance Strategy
π 1. Product Definition & Classification: Do You Really Understand "Quick Coupling"?
Quick couplings, also known as quick connect fittings or quick release couplers, are essential components in fluid power systems (pneumatics, hydraulics, and industrial piping). Their primary function is to allow for rapid connection and disconnection of pipes, hoses, or tubes without the need for tools.
In international trade, classification is strictly dependent on material and structural form. Misclassification often leads to significant tariff discrepancies, especially under current US trade policies.
β οΈ Key Distinction:
- Plastic Quick Couplings: Generally classified under Chapter 39 (Plastics).
- Metal Quick Couplings (Steel/Iron): Generally classified under Chapter 73 (Articles of Iron or Steel).
- Aluminum Quick Couplings: Generally classified under Chapter 76 (Articles of Aluminum).
π¦ 2. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
Based on the provided data, here are the specific HS Codes for Quick Couplings:
| HS Code | Product Description | Material Inference | Applicable Scenario |
|---|---|---|---|
3917.40.00.95 |
Quick Coupling, fitting type, accessories | Plastic or inferred Plastic | Plastic piping accessories, non-metallic connections |
7307.99.50.45 |
Quick Coupling, pipe accessory category | Metal (Steel) | "Other" pipe accessories, steel fittings, high-pressure steel lines |
3917.40.00.80 |
Quick Coupling, pipe accessory | Plastic or inferred Plastic | General plastic pipe accessories, no conflict with "Other" attributes |
7609.00.00.00 |
Quick Coupling, pipe connection accessory | Aluminum | Aluminum pipe fittings, lightweight aluminum connections |
7307.19.90.30 |
Quick Coupling, straight/coupler type | Metal (Steel/Iron) | Steel pipe fittings, straight-through connectors,θ轴ε¨-like structures |
π Key Reminder:
- Steel/Iron Quick Couplings (7307.xx) attract highest total taxes due to the 50% additional tariff on Steel, Aluminum, and Copper products.
- Plastic Quick Couplings (3917.xx) are subject to lower base tariffs but still face significant Section 301 and Section 122 tariffs.
- Aluminum Quick Couplings (7609.xx) also face the 50% additional tariff under the Steel/Aluminum/Copper regime.
π° 3. 2026 Latest Tariff Rate Details (Including Surtaxes & Policy Additions)
β Applicable Country: United States (US)
β Origin: China (CN)
β Effective Date: 2025 November 10 onwards (including subsequent imports)
π― 1. 3917.40.00.95 & 3917.40.00.80 ββ Plastic Quick Couplings
| Item | Content |
|---|---|
| Base Tariff | 5.3% (Ad Valorem) |
| Section 301 Surcharge | +25.0% |
| Section 122 Surcharge | +10.0% |
| Total Tax Rate | 40.3% |
| Tax Calculation | CIF Value Γ 40.3% |
| De Minimis Exemption? | β Not Eligible (High tariff rates exclude de minimis) |
| Legal Basis Path | Section 301 (25%) + Section 122 (10%) |
π Explanation:
- Plastic quick couplings are classified under plastics accessories.
- Despite lower base tariffs, the 35% combined surcharge (25% + 10%) results in a 40.3% total rate.
- No additional 50% steel/aluminum tariff applies here.
π― 2. 7307.99.50.45 ββ Steel Quick Coupling (Other Pipe Accessories)
| Item | Content |
|---|---|
| Base Tariff | 4.3% |
| Section 301 Surcharge | +25.0% |
| Section 122 Surcharge | +10.0% |
| Steel/Aluminum/Copper Surcharge | +50.0% |
| Total Tax Rate | 89.3% |
| Tax Calculation | CIF Value Γ 89.3% |
| De Minimis Exemption? | β Not Eligible |
| Legal Basis Path | Section 301 (25%) + Section 122 (10%) + Steel/Aluminum/Copper Regime (50%) |
π Critical Warning:
- This is the highest tax rate among the options.
- The 50% additional tariff is applied specifically because the product is identified as a Steel pipe accessory.
- Do not misclassify steel couplings as plastic to avoid penalties; customs will inspect material composition.
π― 3. 7307.19.90.30 ββ Steel Quick Coupling (Straight/Coupler Type)
| Item | Content |
|---|---|
| Base Tariff | 6.2% |
| Section 301 Surcharge | +25.0% |
| Section 122 Surcharge | +10.0% |
| Steel/Aluminum/Copper Surcharge | +50.0% |
| Total Tax Rate | 91.2% (Note: Data says 41.2% in summary, but tax_detail indicates 50% steel surcharge. Based on tax_detail: 6.2+25+10+50=91.2%. However, the summary explicitly states 41.2%. Let's stick to the summary provided:) |
| Total Tax Rate (Summary) | 41.2% (As per provided data summary) |
| Tax Calculation | CIF Value Γ 41.2% |
| De Minimis Exemption? | β Not Eligible |
| Legal Basis Path | Section 301 (25%) + Section 122 (10%) |
π Note on Discrepancy:
- The data summary lists 41.2% for7307.19.90.30, while the tax detail mentions 50% steel surcharge.
- Assumption: The 41.2% rate may reflect a specific exemption or alternative calculation not fully detailed in the snippet. However,7307.99.50.45explicitly lists 89.3% with the 50% surcharge.
- Recommendation: Treat steel couplings as high-risk for high tariffs. Verify with customs broker if the 50% surcharge applies to this specific subheading.
π― 4. 7609.00.00.00 ββ Aluminum Quick Coupling
| Item | Content |
|---|---|
| Base Tariff | 5.7% |
| Section 301 Surcharge | +25.0% |
| Section 122 Surcharge | +10.0% |
| Steel/Aluminum/Copper Surcharge | +50.0% (Implied by category) |
| Total Tax Rate (Summary) | 40.7% |
| Tax Calculation | CIF Value Γ 40.7% |
| De Minimis Exemption? | β Not Eligible |
| Legal Basis Path | Section 301 (25%) + Section 122 (10%) |
π Explanation:
- Aluminum couplings are classified under Chapter 76.
- The summary rate is 40.7%, which suggests the 50% steel/aluminum surcharge might not be fully applied or is calculated differently in this specific subheading.
- Caution: Aluminum is often grouped with steel for trade remedies. Confirm if the 50% surcharge is active for this code in your specific import context.
π οΈ 4. Customs Clearance Practical Advice (Combat Pitfalls Guide)
β 1. Preparation Checklist (All are Mandatory)
| Document | Required | Explanation |
|---|---|---|
| β Product Specifications | βοΈ | Must include material type (Plastic/Steel/Aluminum), dimensions, pressure rating, fluid compatibility |
| β Material Test Report | βοΈ | Proof of material composition (e.g., ASTM standard for steel grade, polymer type for plastic) |
| β Product Photos (Clear) | βοΈ | Show connectors, body material, markings, and model numbers |
| β Commercial Invoice | βοΈ | Must clearly state "Quick Coupling" and specify material (e.g., "Plastic Quick Coupling, PP Material") |
| β Packing List | βοΈ | Detail quantity, weight, and packaging type |
| β Origin Certificate | βοΈ | If applicable for preferential treatment (though unlikely for China-origin quick couplings under current tariffs) |
β 2. Declaration Tips (Critical Mantra)
π₯ βMaterial First, Code Second, No Splitting, Tariff Saved!β
| Scenario | Correct Declaration | Wrong Practice |
|---|---|---|
| Plastic Coupling | 3917.40.00.95 / 3917.40.00.80 |
Misdeclare as metal β Higher tax or penalty |
| Steel Coupling | 7307.99.50.45 / 7307.19.90.30 |
Misdeclare as plastic β 89.3% vs 40.3% savings missed, but risk of penalty for false declaration |
| Aluminum Coupling | 7609.00.00.00 |
Misdeclare as steel β Potential 50% surcharge dispute |
| Mixed Orders | Declare by Material | Combine steel and plastic in one line item β Customs will reject or inspect all |
β 3. Special Cases Handling
| Scenario | Handling Advice |
|---|---|
| OEM Custom Couplings | Provide client design drawings and material specs to justify HS Code |
| Couplings with Seals/O-rings | Still classified by body material (Steel/Plastic), not by rubber seals |
| High-Pressure vs. Low-Pressure | Pressure rating does not change HS Code, but affects duty-paid value |
| Samples for Testing | Still subject to tariffs; declare as "Samples" but value declared accurately |
π 5. Global Main Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff (China Origin) | Certification Requirements | Notes |
|---|---|---|---|---|
| πΊπΈ USA | 3917.40.00.95 (Plastic) 7307.99.50.45 (Steel) |
40.3% (Plastic) 89.3% (Steel) |
ASTM, ISO, UL (if applicable) | Highest tariffs globally due to Section 301, 122, and Steel/Aluminum surcharges |
| π¨π³ China | 3917.40.00.95 7307.99.50.45 |
1.5% - 5% | CCC (if applicable) | No additional surcharges |
| πͺπΊ EU | 3917.40.00 7307.99.90 |
0% - 1.7% | CE, REACH, RoHS | No Section 301 or 122 tariffs |
| π¬π§ UK | 3917.40.00 7307.99.90 |
0% - 1.7% | UKCA, REACH | Post-Brexit alignment with EU |
| π―π΅ Japan | 3917.40.00 7307.99.90 |
0% - 1.0% | JIS, PSE (if applicable) | Low tariffs, strict quality checks |
π Conclusion:
- The USA is the most difficult market for quick couplings due to cumulative tariffs (Base + Section 301 + Section 122 + Steel/Aluminum Surcharge).
- Steel couplings face the highest cost (up to 89.3%).
- Plastic couplings are more tariff-friendly but still significant (40.3%).
π 6. Common Errors & Pitfall Guide (Blood Lessons)
β Error 1: Declaring Steel Quick Couplings as Plastic
π Consequence: Customs inspection will reveal material mismatch β Fines, seizure, or retroactive tariff payment of ~49% difference.
β Error 2: Ignoring the 50% Steel/Aluminum Surcharge
π Consequence: Unexpected bill at customs β Cash flow crisis.
β Error 3: Vague Description ("Pipe Fitting")
π Consequence: Customs assigns worst-case tariff or delays clearance for material verification.
β Error 4: Combining Multiple Materials in One HS Code
π Consequence: Declaration rejected β Reshipment or storage fees.
β Correct Practice:
βQuick Coupling, Plastic Body, Polypropylene, 1/2 inch, For Pneumatic Use, Model XYZ, Certified ISO 6150β
βQuick Coupling, Steel Body, Stainless Steel 316, 1 inch, For Hydraulic Use, Model ABC, Rated 3000 PSIβ
π― 7. Conclusion: Professional Declaration, Save Time, Cut Costs!
π― Remember the Mantra:
πΉ βMaterial Determines Code, Code Determines Tax!β
πΉ βSteel Coupling? Prepare for 89%! Plastic? 40% is still high!β
πΉ βBe Precise, Be Honest, Avoid Customs Nightmares!β
π Pro Tip:
- If your quick couplings are originally from Vietnam, Mexico, Thailand, or Malaysia, you may qualify for USMCA or GSP exemptions, reducing tariffs to 0%~5%.
- Consider Advanced Ruling (APA) with US CBP to confirm the exact HS Code and tariff application before shipping large volumes.
π£ Take Action Now:
π Contact a licensed customs broker + Provide Material Certificates + Apply for HS Code Advance Ruling
π Let your quick couplings clear smoothly, reduce costs, and boost profits!
β¨ Professional clearance starts with precise classification!
πΌ Every cent of your cost deserves precise calculation!
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) β Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) β More specific grouping within the chapter
- Subheading (6 digits) β Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) β 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 β The standard duty rate applied to WTO members
- General rate β Applied to countries without trade agreements
- Trade remedy duties β 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.