石墨基电极块
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3801105090 | 35.0% | CN | US | Official Doc |
| 3801300000 | 39.9% | CN | US | Official Doc |
| 6903100000 | 35.0% | CN | US | Official Doc |
| 6903900050 | 35.0% | CN | US | Official Doc |
| 6815190000 | 35.0% | CN | US | Official Doc |
AI Analysis
⚡ Graphite-Based Electrode Blocks (石墨基电极块)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: Do You Really Understand "Graphite-Based Electrode Blocks"?
Graphite-based electrode blocks are critical industrial consumables primarily used in high-temperature metallurgical processes (e.g., electric arc furnaces) and chemical industries. In international trade, their classification is complex because they straddle the boundary between carbon products, refractory materials, and electrical components. The key to accurate classification lies in their material composition, form, and primary intended use.
⚠️ Key Distinction Points:
- If the block is purely graphite and serves as a generic carbon product → Classified under 3801 or 6815.
- If the block is carbonaceous paste-like and used for electrode lining → Classified under 3801.30.
- If the block is a refractory ceramic/carbon composite with high free carbon content → Classified under 6903.
- If the block is a non-clay refractory ceramic specifically for industrial electrode consumption → Classified under 6903.90.
📦 II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
| HS Code | Product Description | Applicable Scenario | Key Characteristic |
|---|---|---|---|
3801.10.50.90 |
Graphite blocks, other (catch-all category for artificial graphite) | Pure graphite blocks meeting artificial graphite standards | ✅ Pure Graphite |
3801.30.00.00 |
Carbonaceous pastes and similar pastes for炉 lining (furnace lining) | Electrode blocks made of carbonaceous material, used for electrode or furnace lining | ✅ Carbonaceous Paste/Block |
6903.10.00.00 |
Refractory ceramic goods of carbon or graphite containing free carbon | Blocks with high free carbon content, categorized as refractory ceramic/carbon goods | ✅ High Free Carbon/Refractory |
6903.90.00.50 |
Other refractory ceramic goods of graphite or other carbon (non-clay) | Non-clay material, other refractory ceramic products, industrial electrode consumables | ✅ Non-Clay Refractory Ceramic |
6815.19.00.00 |
Articles of carbon other than electrical | Graphite blocks, carbon products, block shape, non-electrical use carbon products | ✅ Carbon Article (Non-Electrical) |
🔍 Key Reminder:
- 3801.10.50.90 applies if the material is artificial graphite and doesn't fit specific electrical subheadings.
- 3801.30.00.00 applies if the block is functionally similar to carbonaceous pastes used for furnace linings.
- 6903 series applies if the product is legally defined as a refractory material due to its high carbon content or ceramic nature.
- 6815.19.00.00 applies if it is a carbon article but explicitly not for electrical use (non-electrical carbon products).
💰 III. 2026 Latest Tariff Rate Details (Including Surtaxes, Policy Surcharges)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Time: From November 10, 2025 (including subsequent imports)
🎯 1. 3801.10.50.90 —— Graphite Blocks, Other (Artificial Graphite)
| Item | Content |
|---|---|
| Base Tariff | 0% (ad valorem) |
| USITC Surtax (Section 301) | +25% |
| IEEPA Surtax (Section 122) | +10% (Specific to China) |
| Total Rate | 35.0% |
| Tax Calculation | CIF Value × 35.0% |
| De Minimis Eligibility | ❌ Not Eligible (deny_de_minimis) |
| Legal Basis Path | IEEPA:122 → USITC:3801.10.50.90 → FOOTNOTE:301 |
📌 Explanation:
- "USITC Surtax 25%" comes from Section 301 of the U.S. Trade Act.
- "IEEPA 10%" is the surtax under the International Emergency Economic Powers Act.
- Total 35% is a significant cost driver. Must be factored into pricing.
🎯 2. 3801.30.00.00 —— Carbonaceous Pastes & Similar Products for Furnace Lining
| Item | Content |
|---|---|
| Base Tariff | 4.9% |
| USITC Surtax (Section 301) | +25% |
| IEEPA Surtax (Section 122) | +10% |
| Total Rate | 39.9% |
| Tax Calculation | CIF Value × 39.9% |
| De Minimis Eligibility | ❌ Not Eligible (deny_de_minimis) |
| Legal Basis Path | IEEPA:122 → USITC:3801.30.00.00 → FOOTNOTE:301 |
📌 Note:
- This category applies if the block is considered a "pasty" or "lining material" type.
- The base tariff is higher (4.9%), leading to a higher total rate (39.9%) compared to pure graphite blocks.
🎯 3. 6903.10.00.00 —— Refractory Ceramic Goods of Carbon/Graphite (High Free Carbon)
| Item | Content |
|---|---|
| Base Tariff | 0% |
| USITC Surtax (Section 301) | +25% |
| IEEPA Surtax (Section 122) | +10% |
| Total Rate | 35.0% |
| Tax Calculation | CIF Value × 35.0% |
| De Minimis Eligibility | ❌ Not Eligible (deny_de_minimis) |
| Legal Basis Path | IEEPA:122 → USITC:6903.10.00.00 → FOOTNOTE:301 |
📌 Explanation:
- Categorized under Refractory Ceramics due to high free carbon content.
- Same total rate as pure graphite blocks (35.0%).
🎯 4. 6903.90.00.50 —— Other Refractory Ceramic Goods of Graphite/Carbon (Non-Clay)
| Item | Content |
|---|---|
| Base Tariff | 0% |
| USITC Surtax (Section 301) | +25% |
| IEEPA Surtax (Section 122) | +10% |
| Total Rate | 35.0% |
| Tax Calculation | CIF Value × 35.0% |
| De Minimis Eligibility | ❌ Not Eligible (deny_de_minimis) |
| Legal Basis Path | IEEPA:122 → USITC:6903.90.00.50 → FOOTNOTE:301 |
📌 Note:
- Applies to non-clay refractory ceramic electrodes.
- Often used for industrial electrode consumables.
- Total rate is 35.0%.
🎯 5. 6815.19.00.00 —— Articles of Carbon (Non-Electrical)
| Item | Content |
|---|---|
| Base Tariff | 0% |
| USITC Surtax (Section 301) | +25% |
| IEEPA Surtax (Section 122) | +10% |
| Total Rate | 35.0% |
| Tax Calculation | CIF Value × 35.0% |
| De Minimis Eligibility | ❌ Not Eligible (deny_de_minimis) |
| Legal Basis Path | IEEPA:122 → USITC:6815.19.00.00 → FOOTNOTE:301 |
📌 Important:
- If the block is deemed a non-electrical carbon article (e.g., structural carbon block not directly used as an electrical conductor in the final assembly), this code applies.
- Total rate is 35.0%.
🛠️ IV. Customs Clearance Practical Advice (Real-World Pitfall Avoidance)
✅ 1. Required Documents Checklist (All are Mandatory)
| Document | Must Provide | Description |
|---|---|---|
| ✅ Product Specification Sheet | ✔️ | Must detail material (graphite/carbon/refractory), carbon content, dimensions, density. |
| ✅ Technical Data Sheet | ✔️ | Shows usage (electrode, lining, structural). Crucial for HS Code determination. |
| ✅ Product Photos (with Label) | ✔️ | Clear view of shape, texture, and any markings. |
| ✅ Commercial Invoice | ✔️ | Must explicitly state "Graphite-Based Electrode Block" and material composition. |
| ✅ Packing List | ✔️ | Details package weight, volume, and containment. |
| ✅ Certificate of Origin (CO) | ✔️ | Required for tariff calculation. |
| ✅ Third-Party Test Report | ✔️ | Optional but recommended: Carbon content analysis, refractoriness test. |
✅ 2. Declaration Tips (Key Mnemonics)
🔥 "Material First, Use Second, Code Determines Tax!"
| Scenario | Correct Declaration Approach | Incorrect Approach |
|---|---|---|
| Pure Graphite Block | Use 3801.10.50.90 or 6815.19.00.00 |
Mislabel as "Electrical Part" → Higher scrutiny |
| Carbonaceous Lining Block | Use 3801.30.00.00 |
Mislabel as "Refractory" → 35% vs 39.9% |
| High-Carbon Refractory | Use 6903.10.00.00 |
Mislabel as "Metal" → Severe penalty |
| Non-Clay Ceramic Electrode | Use 6903.90.00.50 |
Mislabel as "Plastic" → Rejection |
✅ 3. Special Cases Handling
| Situation | Handling Advice |
|---|---|
| OEM Custom Blocks | Provide customer order + design drawings. Avoid vague terms like "Carbon Block." |
| Blocks with Metal Inserts | If metal > certain %, may shift to 73 or 76. Check composite rules. |
| Used vs. New | New blocks attract standard tariffs. Used blocks may have different restrictions or higher duties. |
| Small Samples | Not eligible for de minimis (Section 321). All shipments, regardless of value, are subject to 35-39.9% tax. |
🌍 V. Global Main Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff (China Origin) | Certification Req. | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 3801.10.50.90 / 6903.xxxx |
35% - 39.9% | None specific | High surtax. No de minimis. |
| 🇨🇳 China | 3801.10.50.90 |
0-5% (Import) | CCC (if electrical) | No additional surtaxes. |
| 🇪🇺 EU | 6903.10.00 |
0-2.5% (if eligible) | CE (if applicable) | No Section 301-like surtaxes. |
| 🇯🇵 Japan | 3801.10.50 |
0-5% | PSE (if electrical) | Stable tariff environment. |
📌 Conclusion:
- The USA is the most expensive market due to the combined 25% + 10% surtax.
- EU and Japan offer significantly lower tariff barriers for similar carbon/graphite products.
- China-origin goods face a minimum 35% tax in the US, regardless of the specific HS code among the options listed.
📌 VI. Common Errors & Pitfalls (Lessons Learned)
❌ Error 1: Declaring as "Electrical Component" without specifying material.
👉 Consequence: Customs may reclassify to 8545 (Electrodes) or apply higher scrutiny, leading to delays.
❌ Error 2: Ignoring the "Non-De Minimis" status.
👉 Consequence: Sending small samples via courier expecting tax-free entry → 100% Seizure or Retroactive Tax Billing.
❌ Error 3: Using vague descriptions like "Carbon Block."
👉 Consequence: Customs lacks data to classify. May assign the highest possible duty for audit purposes.
❌ Error 4: Confusing "Graphite" with "Graphene" or "Carbon Fiber."
👉 Consequence: 6815 or 3801 may be incorrect if the product is a high-tech fiber. Misclassification leads to penalties.
✅ Correct Approach:
"Graphite-Based Electrode Block, Artificial Graphite, Block Shape, Non-Electrical Use, For Furnace Lining, Model XYZ, China Origin"
🎯 VII. Conclusion: Professional Declaration, Cost Control, Efficiency!
🎯 Remember the Mnemonics:
🔹 "China to US, 35% Minimum! No De Minimis, Check the Code!"
🔹 "Graphite or Carbon, Refractory or Electrical? One Wrong Digit, Thousands in Tax!"
📌 Pro Tip:
If your product can be argued as "Non-Electrical Carbon Article" (6815.19.00.00) rather than "Refractory" (6903) or "Pasty" (3801.30), ensure the technical data supports non-electrical use. However, all options listed carry 35-39.9% total tax for China-origin goods to the US.
Recommendation:
1. Apply for Advance Ruling from US Customs (CBP) if shipment value is high.
2. Verify Material Composition precisely.
3. Budget for 35-39.9% Landed Cost for US imports.
📣 Immediate Action:
📞 Contact a professional customs broker + Provide Product Specs + Apply for HS Code Advance Ruling
🚀 Let your graphite blocks clear customs smoothly, control costs, and maximize profit!
✨ Professional Clearance Starts with Accurate Classification!
💼 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) — 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.