Aluminum Alloy Support Kit
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 8487100080 | 35.0% | CN | US | Official Doc |
| 8487900080 | 88.9% | CN | US | Official Doc |
| 7616995150 | 37.5% | CN | US | Official Doc |
| 7616995130 | 87.5% | CN | US | Official Doc |
| 7326908635 | 87.9% | CN | US | Official Doc |
| 7326908630 | 87.9% | CN | US | Official Doc |
AI Analysis
π© Aluminum Alloy Support Kit (Pipe & Tube Hangers/Supports)
π HS Code Classification & Customs Clearance Guide | 2026 Tax Analysis | Strategic Compliance Strategy
π I. Product Definition & Classification: What is an "Aluminum Alloy Support Kit"?
An Aluminum Alloy Support Kit typically refers to a collection of hardware components designed to suspend, hold, or stabilize pipes and tubes. These kits are essential in construction, HVAC, plumbing, and industrial piping systems.
In international trade, classification depends heavily on the material and specific function: 1. Material: Made primarily of aluminum alloy. 2. Function: Specifically "Hangers and supports for pipes and tubes." 3. Completeness: Usually includes brackets, bolts, clamps, and rods.
β οΈ Critical Distinction:
- If the product is specifically designed as hangers/supports for pipes/tubes, it falls under HS 7616.99.
- If it is a generic bracket not specifically for pipes, it might fall under different subcategories, but the description explicitly links it to pipe support.
- If the kit contains steel components (e.g., steel bolts) alongside aluminum, customs may still classify based on the principal material or the essential character, but often, if it's a "kit of aluminum hangers," it remains in the aluminum chapter (76).
π¦ II. HS Code Classification Details (2026 Latest Tariff Schedule)
Based on the provided data, here are the relevant HS Codes for Aluminum Support Kits and related machinery parts. Note that Steel/Aluminum/Copper Products are subject to specific additional tariffs.
| HS Code | Product Description | Application Scenario | Material/Type |
|---|---|---|---|
7616.99.51.50 |
Other articles of aluminum: Other: Other: Other Hangers and supports for pipes and tubes | Aluminum pipe hangers, suspension brackets, tube supports | β Aluminum |
7616.99.51.30 |
Other articles of aluminum: Other: Other: Other Ladders | Aluminum ladders (Included in data, but not hangers) | β Aluminum (Different Use) |
7326.90.86.30 |
Other articles of iron or steel: Other: Other: Other: Other Hangers and similar supports for tubes and pipes | Steel pipe hangers, metal brackets | β Steel (Not Aluminum) |
8487.10.00.80 |
Machinery parts: Ships' or boats' propellers and blades therefor | Ship propellers (Irrelevant to pipe supports) | β N/A |
8487.90.00.80 |
Machinery parts: Other | General machinery parts (Not specific to pipe supports) | β N/A |
7326.90.86.35 |
Other articles of iron or steel: Fence posts | Steel fence posts (Irrelevant) | β N/A |
π Key Takeaway:
For Aluminum Alloy Support Kits, the correct HS Code is7616.99.51.50.
Do not confuse with7616.99.51.30(Ladders) or7326.90.86.30(Steel Supports).
π° III. 2026 Tariff Rate Breakdown (Including Additional Duties)
β Applicable Country: United States (US)
β Origin: China (CN)
β Effective Date: 2025/2026 (Current Trade Policy)
π― 1. 7616.99.51.50 ββ Aluminum Hangers and Supports for Pipes/Tubes
This is the primary and correct classification for your product.
| Item | Detail |
|---|---|
| Base Tariff Rate | 2.5% (Ad Valorem) |
| Additional Tariff (Section 301) | 25.0% |
| Total Tariff Rate | 27.5% |
| Tax Calculation | CIF Value Γ 27.5% |
| De Minimis Exemption | β Not Eligible (Due to high tariff rate > $800 threshold logic, but specifically, Section 301 goods are generally excluded from de minimis if flagged, or more importantly, the rate is too high to be negligible. However, note: De minimis ($800) usually applies to all goods regardless of tariff, BUT if the good is subject to specific exclusions or if the importer is not using Section 321, this applies. Crucially, for commercial imports, de minimis does not apply.) |
| Legal Basis Path | HTSUS:7616.99.51.50 β Section 301: 25% |
π Explanation:
- The Base Rate (2.5%) is standard for most aluminum articles.
- The 25% Additional Tariff applies to Chinese-origin goods under Section 301 of the Trade Act.
- Total 27.5% is a significant cost factor.
- No "Steel/Aluminum/Copper" 50% penalty applies here because the base product is Aluminum, and the specific subheading7616.99.51.50does not carry the extra 50% surcharge mentioned in the other entries.
β οΈ Contrast: Why NOT 7616.99.51.30 (Ladders) or 8487.90.00.80?
| HS Code | Base | Additional | Total | Reason to Avoid |
|---|---|---|---|---|
7616.99.51.30 |
2.5% | 50% (Steel/Al/Cu Penalty) | 52.5% | This is for Ladders, not hangers. Also, it triggers the 50% penalty due to "Steel, Aluminum, Copper Products" surcharge. |
8487.90.00.80 |
3.9% | 25% (Sec 301) + 50% (Al Penalty) | 78.9% | This is for General Machinery Parts. If your support kit is deemed a "part" rather than a "finished article," you risk this 78.9% rate. Avoid by correctly classifying as 7616.99.51.50. |
7326.90.86.30 |
0% | 50% (Steel/Al/Cu Penalty) | 50.0% | This is for Steel supports. If your product is Aluminum, do not use this. If it contains steel parts, customs may reclassify it here or merge it, leading to disputes. |
π Critical Insight:
-7616.99.51.50is the SWEET SPOT at 27.5%.
- Misclassifying as "Machinery Part" (8487.90.00.80) jumps the rate to 78.9%.
- Misclassifying as "Ladder" or triggering the generic "Aluminum" penalty (7616.99.51.30) jumps the rate to 52.5%.
π οΈ IV. Customs Clearance Practical Advice (Battle-Tested Tips)
β 1. Documentation Checklist (Non-Negotiable)
| Document | Must Provide | Notes |
|---|---|---|
| Commercial Invoice | βοΈ | Must clearly state: "Aluminum Alloy Hangers and Supports for Pipes and Tubes" |
| Product Photos | βοΈ | Show the shape (U-brackets, clamps) to prove it's for pipes/tubes, not ladders or general brackets. |
| Bill of Lading/Air Waybill | βοΈ | Ensure no "Ladder" or "Machinery Part" in the description. |
| Material Declaration | βοΈ | Confirm Aluminum Alloy content. If >10% steel bolts, be prepared for potential scrutiny, but the principal material should remain aluminum. |
| Country of Origin | βοΈ | Mark as China (CN) if applicable to trigger 301 duties accurately. |
β 2. Declaration Strategy (Key Mantra)
π₯ "Be Specific: 'Aluminum Hangers for Pipes', Not 'Aluminum Parts'!"
| Scenario | Correct Declaration | Wrong Declaration | Consequence |
|---|---|---|---|
| Correct | 7616.99.51.50 |
27.5% Tax | |
| Wrong | 8487.90.00.80 (Machinery Part) |
"Aluminum Parts" | 78.9% Tax (Penalty) |
| Wrong | 7616.99.51.30 (Ladder) |
"Aluminum Supports" (Vague) | 52.5% Tax (Misclassification) |
| Wrong | 7326.90.86.30 (Steel) |
"Metal Pipe Supports" | 50.0% Tax (Material Error) |
β 3. Special Cases & Risk Mitigation
| Situation | Handling Advice |
|---|---|
| Kit Contains Steel Bolts | If the steel bolts are minor (<10% by value/weight), the article remains aluminum. Clearly list the aluminum component as the principal item. |
| Customs Audit | If audited, provide engineering drawings showing the product is designed specifically for hanging/suspending pipes. |
| Value of Kit | If the total value is low, still declare correctly. De minimis ($800) may apply for entry, but the tariff rate (27.5%) is still calculated on the value if not de minimis-exempt. Note: As of 2026, Section 301 goods are often excluded from de minimis if they are high-risk, but generally, the 27.5% tax applies to all commercial imports. |
| Pre-Ruling | Apply for an Advance Ruling from US Customs if the product is complex. This locks in the 27.5% rate and prevents post-entry adjustments. |
π V. Global Market Comparison (2026)
| Country/Region | Recommended HS Code | Tariff Rate | Certification | Notes |
|---|---|---|---|---|
| πΊπΈ USA | 7616.99.51.50 |
27.5% (2.5% Base + 25% 301) | None Specific | Highest Risk Market due to 301 tariffs. |
| π¨π³ China | 7616.99.51.50 |
~10-15% | N/A | Lower base tariff, no 301 penalty. |
| πͺπΊ EU | 7616.99.51.50 |
~5-7% | CE (if structural) | No additional US-style penalties. |
| π―π΅ Japan | 7616.99.51.50 |
~5% | JIS | Stable trade relations. |
π Conclusion:
- USA is the most expensive market due to Section 301 (25%).
- Ensure correct HS Code (7616.99.51.50) to avoid the 50% penalty triggered by generic "Aluminum Article" or "Machinery Part" misclassifications.
π VI. Common Errors & Pitfalls (Blood & Tears Lessons)
β Mistake 1: Classifying as "General Aluminum Parts" (7616.99.51.30 or 8487.90.00.80)
π Result: Tax jumps from 27.5% to 52.5% or 78.9%.
π Fix: Use the specific subheading 7616.99.51.50.
β Mistake 2: Describing as "Ladders" or "Brackets" without specifying "for Pipes"
π Result: Customs may classify under 7616.99.51.30 (Ladders) β 52.5% tax.
π Fix: Always use the phrase "Hangers and supports for pipes and tubes".
β Mistake 3: Ignoring the "Steel/Aluminum/Copper" 50% penalty clause in the data
π Result: Many HS codes have a hidden 50% surcharge.
π Fix: 7616.99.51.50 is the ONLY aluminum subheading in the provided data WITHOUT the 50% penalty. It only has 2.5% + 25% = 27.5%.
β Correct Declaration Example:
"Aluminum Alloy Pipe Hangers and Supports, Kit for HVAC System, Model XYZ, Made in China"
π― VII. Conclusion: Precision Saves Money!
π― Remember the Mantra:
πΉ "Aluminum Hangers for Pipes =
7616.99.51.50β 27.5%"
πΉ "Generic Aluminum Parts = 50% Penalty β 52.5%"
πΉ "Machinery Parts = 78.9% β Avoid at All Costs!"
π Pro Tip:
If you are importing large volumes, consider supply chain diversification to non-Section 301 countries (e.g., Vietnam, Mexico) to bypass the 25% US Additional Tariff, reducing the total tax to ~2.5% (assuming base rate remains).
π£ Immediate Action:
π Contact your Customs Broker with the exact product photos and 27.5% tax calculation in mind.
π Declare as7616.99.51.50to minimize costs.
β¨ Accurate Classification is Key to Profitability!
πΌ Don't let a misclassified HS Code eat your margins!
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.