Drop Arm Ball
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 8431499084 | 85.0% | CN | US | Official Doc |
| 8431499090 | 85.0% | CN | US | Official Doc |
| 7326110000 | 85.0% | CN | US | Official Doc |
| 7326190010 | 87.9% | CN | US | Official Doc |
Product Images
AI Analysis
⚙️ Drop Arm Ball (Grinding Balls & Mill Parts)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: What exactly is a "Drop Arm Ball"?
In the context of industrial machinery, a Drop Arm Ball typically refers to forged steel grinding balls or specific forged components used in mills (such as ball mills, rod mills, or SAG mills) for grinding ores, cement, or other materials. It can also refer to specific mechanical parts like road wheels or wheel assemblies for heavy machinery depending on the specific design and application.
Crucially, these items are classified based on their manufacturing process (forged/stamped) and specific function.
⚠️ Key Distinction:
- If it is a grinding ball (spherical, used for grinding in mills) → It falls under 7326.11.00.00.
- If it is a forged steel part (not a grinding ball, e.g., structural component) → It falls under 7326.19.00.10.
- If it is a wheel part for heavy machinery (road wheels or tire assemblies) → It falls under 8431.49.90.
📦 II. HS Code Classification Details (2026 Latest Tariff Authority Match)
Based on the provided , here are the exact HS Codes, descriptions, and tax implications for items matching "Drop Arm Ball" or related forged/rolling components:
| HS Code | Product Description | Application Scenario | Material/Process |
|---|---|---|---|
7326.11.00.00 |
Other articles of iron or steel: Forged or stamped, but not further worked: Grinding balls and similar articles for mills | Grinding balls for SAG/Ball Mills, Cement Mills | ✅ Forged Steel 🔴 High Tax Risk |
7326.19.00.10 |
Other articles of iron or steel: Forged or stamped, but not further worked: Other Forged | Forged steel components (non-grinding), brackets, links | ✅ Forged Steel ⚪ Moderate Tax Risk |
8431.49.90.84 |
Parts suitable for use solely or principally with the machinery of headings 8425 to 8430... Road wheels | Road wheels for excavators, loaders, or heavy transport machinery | ✅ Steel Part 🔴 High Tax Risk |
8431.49.90.90 |
Parts suitable for use solely or principally with the machinery of headings 8425 to 8430... Wheel and tire assemblies | Complete wheel/tire units for heavy machinery | ✅ Steel/Rubber 🔴 High Tax Risk |
🔍 Critical Note:
- "Drop Arm Ball" in mining often refers to the grinding balls (7326.11.00.00).
- If the item is a mechanical wheel component (e.g., for a conveyor arm or road roller), it falls under 8431.
- Do not misclassify forged steel parts as "tools" or "machinery" to avoid higher scrutiny.
💰 III. 2026 Latest Tariff Rate Breakdown (Including Surcharges & Policies)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Date: 2025 onwards (Current Enforcement)
🎯 1. 7326.11.00.00 —— Grinding Balls for Mills
| Item | Detail |
|---|---|
| Base Tariff | 0.0% |
| Section 301 Surcharge | +25.0% (Section 301 List 4) |
| Steel/Aluminum/Copper Surcharge | +50.0% (Specific surcharge for steel products) |
| Total Effective Rate | 75.0% |
| Tax Calculation | CIF Value × 75% |
| De Minimis Exemption | ❌ Not Eligible (Denied) |
| Legal Basis | Base Tariff + Section 301 (25%) + Steel Surcharge (50%) |
📌 Explanation:
- Base Rate: 0% for forged steel articles.
- 301 Tariff: 25% applies to most Chinese steel articles.
- Steel Surcharge: An additional 50% is applied specifically to steel products under recent trade measures ("Steel, Aluminum, Copper Products Surcharge").
- Total Burden: 75% is extremely high. This makes importing grinding balls from China to the US cost-prohibitive unless a tariff engineering strategy is used.
🎯 2. 7326.19.00.10 —— Other Forged Steel Articles
| Item | Detail |
|---|---|
| Base Tariff | 0.0% |
| Section 301 Surcharge | 0.0% (Listed as 0.0% in provided data for this specific subheading) |
| Steel/Aluminum/Copper Surcharge | +50.0% |
| Total Effective Rate | 50.0% |
| Tax Calculation | CIF Value × 50% |
| De Minimis Exemption | ❌ Not Eligible |
| Legal Basis | Steel Surcharge (50%) only |
📌 Explanation:
- This category is for "Other Forged" steel items that are not grinding balls.
- While the 301 tariff appears to be 0.0% in the provided data, the 50% Steel Surcharge still applies.
- Total Burden: 50%. This is significantly lower than grinding balls but still substantial.
🎯 3. 8431.49.90.84 & 8431.49.90.90 —— Road Wheels & Tire Assemblies
| Item | Detail |
|---|---|
| Base Tariff | 0.0% |
| Section 301 Surcharge | +25.0% |
| Steel/Aluminum/Copper Surcharge | +50.0% |
| Total Effective Rate | 75.0% |
| Tax Calculation | CIF Value × 75% |
| De Minimis Exemption | ❌ Not Eligible |
📌 Explanation:
- These parts (Road Wheels, Wheel Assemblies) are classified under Machinery Parts (Chapter 84).
- They are subject to both the 25% Section 301 tariff and the 50% Steel Surcharge.
- Total Burden: 75%.
🛠️ IV. Customs Clearance Practical Advice (Avoiding Pitfalls)
✅ 1. Required Documentation Checklist (Must-Have)
| Document | Mandatory? | Description |
|---|---|---|
| ✅ Product Specification Sheet | ✔️ | Must clearly state: Material (e.g., Cr-Mo Steel), Hardness (HRC), Diameter, Weight, and Intended Use (e.g., "For Ball Mill Grinding"). |
| ✅ Certificate of Origin (CO) | ✔️ | To prove country of origin. If not China, may avoid surcharges. |
| ✅ Commercial Invoice | ✔️ | Must accurately describe the item. Avoid vague terms like "Steel Ball." Use "Forged Steel Grinding Ball for Mill." |
| ✅ Packing List | ✔️ | Detail net/gross weight, dimensions, and packaging type. |
| ✅ Material Test Report | ✔️ | Proof of steel composition and forging process to support HS Code 7326.11.00.00. |
✅ 2. Declaration Strategy (Key Mnemonics)
🔥 "Forging Method, Mill Use, Steel Surcharge is Key!"
| Scenario | Correct Declaration | Incorrect Action |
|---|---|---|
| Grinding Balls | 7326.11.00.00 |
Misdeclare as "Steel Beads" for jewelry → Risk of fraud penalty. |
| Forged Brackets | 7326.19.00.10 |
Misdeclare as "Machinery Parts" → 75% Tax vs 50% Tax. |
| Wheel Assemblies | 8431.49.90.90 |
Misdeclare as "Rubber Tires" → Incorrect HS, high duty. |
| Small Samples | Do Not Use De Minimis | Trying to bypass 75% tax with small shipments → Customs will seize. |
✅ 3. Special Considerations
| Situation | Advice |
|---|---|
| OEM Grinding Balls | Provide OEM contract and technical drawings to prove they are specifically for mills, supporting 7326.11.00.00. |
| Mixed Containers | If a container has both Grinding Balls (75%) and Other Forged Parts (50%), declare separately. Mixing them may cause the entire shipment to be assessed at the higher rate or lead to audits. |
| Non-China Origin | If the balls are forged in Vietnam, India, or Brazil, they may avoid the 25% Section 301 tariff and the 50% Steel Surcharge (if applicable rules allow). This is the best cost-saving strategy. |
| "Drop Arm" Mechanism Parts | If "Drop Arm Ball" refers to a pivoting joint for a drop arm (not a grinding media), classify under 7326.19.00.10 to benefit from the lower 50% total tax rate. |
🌍 V. Global Market Comparison (2026)
| Country/Region | Recommended HS Code | Total Tax Rate (CN Origin) | Certification Required | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 7326.11.00.00 |
75% | None | Highest burden due to Steel Surcharge + 301. |
| 🇨🇳 China | 7326.11.00.00 |
0% - 5% | None | Low import duty domestically. |
| 🇪🇺 EU | 7326.11.00.00 |
0% - 2.5% | REACH | No Section 301 or Steel Surcharge. |
| 🇮🇳 India | 7326.11.00.00 |
7.5% - 15% | BIS | Moderate duty, but anti-dumping duties may apply. |
📌 Conclusion:
- USA is the most expensive market for steel grinding balls and forged parts due to the 75% combined tariff.
- EU and Asia offer significantly lower duty rates.
- Strategy: Consider third-country forging (e.g., Vietnam, Turkey) to bypass US tariffs, if supply chain allows.
📌 VI. Common Mistakes & Pitfalls (Lessons Learned)
❌ Mistake 1: Declaring Grinding Balls as "Steel Beads" or "Decorative Items"
👉 Consequence: Customs detects mismatch in use → Seizure + Fine + 75% Back Taxes.
❌ Mistake 2: Ignoring the "Steel Surcharge" (50%)
👉 Consequence: Underpayment → Interest + Penalties. The 50% steel surcharge is non-negotiable for most steel articles from China to the US.
❌ Mistake 3: Confusing "Forged" with "Cast"
👉 Consequence: Casting (Chapter 73.25) may have different duties. Forging (Chapter 73.26) has specific subheadings. Ensure the invoice says "Forged".
❌ Mistake 4: Using "Drop Arm Ball" as the Product Name
👉 Consequence: Ambiguous. Use "Forged Steel Grinding Ball" or "Forged Steel Pivot Pin" depending on actual use.
✅ Correct Approach:
"Forged Steel Grinding Ball, 80mm Diameter, Cr-Mo Alloy, HRC 58-62, For Use in Industrial Ball Mills, Model: DM-80, Origin: China"
🎯 VII. Conclusion: Precision Classification Saves Millions
🎯 Remember the Rule:
🔹 "Grinding Balls = 75% Tax (US)
🔹 "Other Forged Steel = 50% Tax (US)
🔹 "Wheel Parts = 75% Tax (US)
🔹 "Third-Country Origin = Avoid 75%!"🔹 "HS Code is the Lifeblood of Cost. A 25% error is a 75% tax bill!"
📌 Pro Tip:
If you are importing Grinding Balls to the US, strongly consider:
1. Supply Chain Diversification: Source from Vietnam, India, or Brazil.
2. Advance Ruling: Apply for a Customs Ruling to confirm HS Code 7326.11.00.00 eligibility.
3. Tariff Engineering: If the item is a pivot ball for a drop arm mechanism (not a grinding media), classify it under 7326.19.00.10 to reduce tax from 75% to 50%.
📣 Immediate Action:
📞 Consult a Customs Broker + Provide Product Drawings + Verify Country of Origin
🚀 Minimize Duty, Maximize Profit, Clear Customs Smoothly!
✨ Professional Clearance Starts with Accurate Classification!
💼 Every Percent of Tax Saved is Pure Profit!
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.