气缸
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 8412210030 | 35.0% | CN | US | Official Doc |
| 8412210015 | 35.0% | CN | US | Official Doc |
| 8413919055 | 35.0% | CN | US | Official Doc |
| 8413919060 | 35.0% | CN | US | Official Doc |
| 8414904165 | 35.0% | CN | US | Official Doc |
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AI Analysis
🏭 Cylinders (Pneumatic/Hydraulic Linear Actuators)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: Do You Really Understand "Cylinders"?
Cylinders are core linear actuation power components in industrial automation. In international trade, they are classified based on their power source (Pneumatic vs. Hydraulic) and functionality. While often perceived as simple mechanical parts, their classification hinges on whether they are viewed as independent engines or components of larger systems.
⚠️ Key Distinction Point:
- If the cylinder is a standalone linear actuator powered by compressed air or hydraulic fluid, it falls under Chapter 84 (Machinery & Mechanical Appliances). - Classification disputes often arise between 8412 (Engines & Motors) and 8413/8414 (Pumps & Compressors). The provided data highlights the ambiguity in treating cylinders as "engines" vs. "pump/compressor parts."
📦 II. HS Code Classification Details (2026 Latest Tariff Authority)
Based on the provided data, here are the 5 recommended HS Codes for Cylinders, along with their logical justifications:
| HS Code | Product Description | Logical Justification (Why this code?) |
|---|---|---|
8412.21.00.30 |
Linear Acting Hydraulic/Pneumatic Engines | Cylinders are classified as linear actuating power elements. They fit directly into the category of linear acting components within hydraulic/pneumatic power engines. |
8412.21.00.15 |
Other Linear Acting Hydraulic/Pneumatic Engines | Although cylinders differ from hydraulic engines in power source specifics, they follow the principle of matching "Other Categories and Parts." This serves as a fallback for linear actuators not strictly defined elsewhere. |
8413.91.90.55 |
Parts of Hydraulic Power Pumps | As a power execution component, the cylinder is functionally linked to hydraulic power pumps. There is no material conflict, making it a suitable candidate for pump parts. |
8413.91.90.60 |
Other Parts of Hydraulic Power Pumps | Cylinders act as the power execution unit in hydraulic/pneumatic systems. This code follows the "Other Catch-All" logic for components that don’t fit specific sub-categories but are integral to the system. |
8414.90.41.65 |
Parts of Air Compressors | As a core component of pressure-driven devices, the cylinder’s functional logic does not conflict with compressor parts. It is treated as an integral part of the air compression and actuation system. |
🔍 Key Insight:
- The choice among these codes often depends on the specific application (e.g., is it part of a pump system or a standalone actuator?) and the customs officer’s interpretation of "engine" vs. "part." - All listed codes share the same tax structure in the provided data, offering flexibility in strategic declaration.
💰 III. 2026 Latest Tariff Rate Breakdown (Including Surcharges)
✅ Applicable Country: USA (US)
✅ Origin: China (CN)
✅ Effective Date: 2025/2026 (Current Period)
🎯 Tax Structure for ALL Listed HS Codes (8412.21.00.30, 8412.21.00.15, 8413.91.90.55, 8413.91.90.60, 8414.90.41.65)
| Item | Detail |
|---|---|
| Base Tariff (MFN) | 0.0% |
| Section 301 Surcharge | +25.0% |
| Section 122 Tariff | +10.0% |
| Total Effective Tax Rate | 35.0% |
| Tax Calculation | CIF Value × 35% |
| Legal Basis | Combined application of Section 301 (USITC) and Section 122 (IEEPA) authorities. |
📌 Detailed Explanation:
- Base Tariff (0%): Cylinders generally have low base MFN rates to encourage industrial machinery imports. - Section 301 Surcharge (25%): Applied due to the trade war tariffs on Chinese goods. This is a fixed ad valorem rate added to the base. - Section 122 Tariff (10%): Applied under the International Emergency Economic Powers Act (IEEPA) for specific national security or economic interests. - Total Impact: The 35% effective rate is significant. Importers must factor this into their landed cost calculations.
🛠️ IV. Customs Clearance Practical Advice (Pitfall Avoidance Guide)
✅ 1. Documentation Checklist (Non-Negotiable)
| Document | Requirement | Purpose |
|---|---|---|
| ✅ Technical Specifications | ✔️ Required | Must specify: Type (Pneumatic/Hydraulic), Bore Size, Stroke, Pressure Rating, Mounting Style. |
| ✅ Product Photos | ✔️ Required | Clear images of the cylinder body, ports, and any labeling to confirm it’s a standalone unit or part. |
| ✅ Commercial Invoice | ✔️ Required | Must explicitly state: "Cylinder for Pneumatic/Hydraulic System" and reference the correct HS Code. |
| ✅ Packing List | ✔️ Required | Detail individual cylinders vs. assemblies. Avoid vague terms like "Machinery Parts." |
| ✅ Origin Certificate | ✔️ Optional | If claiming preferential treatment elsewhere (not applicable for US origin tax), but useful for internal records. |
⚠️ Critical Warning:
- Do NOT use generic terms like "Actuator" or "Jack" without context. - Clarify the Power Source: Specify "Pneumatic" or "Hydraulic" clearly. Misclassification between pneumatic (often 8414) and hydraulic (often 8413) can lead to scrutiny.
✅ 2. Declaration Strategy (Key Tips)
🔥 "Function Defines Classification, Not Just Form!"
| Scenario | Recommended Declaration | Risk if Misdeclared |
|---|---|---|
| Standalone Linear Cylinder | 8412.21.00.30 or 8412.21.00.15 |
If declared as a "pump part" without proof of integration, might be questioned. |
| Integrated with Pump System | 8413.91.90.55 or 8413.91.90.60 |
If declared as a standalone engine, it may be flagged for incorrect classification. |
| Part of Air Compressor Unit | 8414.90.41.65 |
Ensure it’s clearly part of the compressor assembly or explicitly sold as a replacement part. |
✅ 3. Special Considerations
| Situation | Advice |
|---|---|
| OEM Custom Cylinders | Provide engineering drawings showing how it interfaces with the host system. This supports "part" classification if needed. |
| High-Pressure Hydraulic Cylinders | Ensure pressure ratings are clearly stated. Higher pressure may trigger additional safety standards checks. |
| Export to Other Markets | This guide is specific to US Customs. For EU/China, rates differ significantly (often lower or zero). |
🌍 V. Global Customs Comparison (2026)
| Market | Recommended HS Code (Example) | Base Rate | US Section 301/122 Impact | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 8412.21.00.30 etc. |
0% | +35% Total | High barrier due to trade policies. |
| 🇪🇺 EU | 8412.21.90 |
0-1.7% | N/A | Lower tariffs, but stricter CE/ATEX compliance. |
| 🇨🇳 China | 8412.21.00 |
0-2.5% | N/A | Import duties apply if importing into China. |
| 🇲🇽 Mexico | 8412.21.00 |
0-10% | N/A | USMCA may apply if originating in NA. |
📌 Conclusion:
- The 35% US tariff is the primary cost driver. - Accurate classification is critical not just for tax, but for regulatory compliance (safety standards). - Consider supply chain diversification if tariffs impact profitability.
📌 VI. Common Errors & Pitfalls (Lessons Learned)
❌ Error 1: Declaring all cylinders as 8412.21.00.30 without verifying if they are parts of a larger system.
👉 Consequence: Customs may reclassify them as parts (8413/8414), causing delays or disputes.
❌ Error 2: Using vague descriptions like "Hydraulic Part."
👉 Consequence: Customs officers cannot determine the correct code, leading to manual examination and delays.
❌ Error 3: Ignoring the Section 122 Surcharge.
👉 Consequence: Underestimating landed cost by 10%. Profit margin erosion!
✅ Correct Practice:
"Hydraulic Cylinder, Bore: 50mm, Stroke: 200mm, Single Acting, Model XYZ, for Industrial Press Application"
🎯 VII. Conclusion: Precision in Classification, Profitability in Execution!
🎯 Key Takeaways:
🔹 "35% is the number" – Always budget for the full 35% effective rate on US imports of Chinese cylinders. 🔹 "Context is King" – Is it an engine? A pump part? A compressor part? Your declaration must match the functional context. 🔹 "Documentation Wins" – Detailed specs prevent misclassification and keep your supply chain flowing.
📌 Pro Tip:
If you are importing small quantities or for internal use, ensure the commercial invoice clearly states the end-use. This can sometimes help justify a more favorable classification if arguments can be made.
📣 Action Item:
📞 Consult a Licensed Customs Broker before your first shipment.
📝 Prepare Technical Datasheets that explicitly link the cylinder to its host system (e.g., "Part of Hydraulic Press").
🚀 Optimize Your Landed Cost by understanding the 35% tax structure upfront.
✨ Professional Clearance Starts with Precise Classification!
💼 Every dollar saved on classification is a dollar earned in profit!
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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.