Expansion Screw
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 7415338010 | 88.0% | CN | US | Official Doc |
| 8302416080 | 88.9% | CN | US | Official Doc |
| 8302419080 | 38.5% | CN | US | Official Doc |
| 7415338050 | 88.0% | CN | US | Official Doc |
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AI Analysis
π¦ Expansion Screws: HS Code Classification & 2026 Customs Clearance Guide
π HS Code Reference & Customs Strategy | 2026 Latest Tariff Analysis | Professional Clearance Protocol
π I. Product Definition & Classification: What Exactly is an "Expansion Screw"?
Expansion screws (often referred to as wedge anchors or sleeve anchors) are critical fastening components used in construction and industrial applications. They are designed to secure objects to masonry, concrete, or solid substrate by expanding upon tightening.
In international trade, the classification depends heavily on: 1. Material Composition: Is it primarily Copper, Steel, or other metals? 2. Function/Usage: Is it considered a "Screw/Bolt" (Chapter 73/74) or a "Fitting/Bracket" (Chapter 83)? 3. Specific Sub-category: Does it fall under general screws or specific building fittings?
β οΈ Key Distinction Point:
- If classified under Chapter 74 (Copper): It is often treated strictly as a fastener (screw), leading to higher combined tariffs due to specific metal add-ons.
- If classified under Chapter 83 (Miscellaneous Metal Articles): It is often treated as a "fitting for buildings," which may have slightly different base rates but still attracts significant US trade remedy tariffs.
π II. HS Code Classification Matrix (2026 Authoritative Reference)
Based on the provided dataset, here are the four specific HS Codes associated with Expansion Screws, along with their summaries and tax implications.
| HS Code | Summary / Description | Primary Classification Logic | Total Tax Rate (Est.) |
|---|---|---|---|
7415.33.80.10 |
Metal expansion screw, Copper-based, categorized as a Screw. | Treated as a copper fastener/screw. | 88.0% |
8302.41.60.80 |
Metal expansion screw, categorized as Building/Furniture Fitting. | Treated as a specific metal accessory for structures. | 88.9% |
8302.41.90.80 |
Metal expansion screw, categorized as Building/Furniture Fastener/Accessory. | Treated as a general metal fitting for construction. | 38.5% |
7415.33.80.50 |
Metal expansion screw, Copper-based, categorized as Screw/Bolt. | Treated as a copper screw/bolt item. | 88.0% |
π Critical Observation:
- Copper-based screws (7415.33.80) carry a 88.0% total tax burden.
- General Metal Fittings (8302.41) vary: One subtype (8302.41.60.80) is heavily taxed at 88.9%, while another (8302.41.90.80) is significantly lower at 38.5%.
- The difference lies in the specific sub-heading description within Chapter 83. Precision in declaring the exact nature of the "fitting" vs. "screw" is vital.
π° III. 2026 Latest Tariff Rate Breakdown (Detailed Policy Analysis)
β Applicable Market: United States (US)
β Origin: China (CN)
β Effective Date: Current applicable rates for 2026 imports.
π― 1. HS Code 7415.33.80.10 & 7415.33.80.50 (Copper-Based Expansion Screws)
| Item | Detail |
|---|---|
| Base Duty | 3.0% |
| Section 301 Additional Duty | +25.0% |
| Section 122 Tariff (10%) | +10.0% |
| Section 232/Additional Metal Tariff | +50.0% (Specific to Steel, Aluminum, Copper Products) |
| Total Effective Rate | 88.0% |
| Calculation Basis | CIF Value Γ 88.0% |
| De Minimis Exemption | β Not Eligible (High-risk category for trade remedies) |
π Explanation:
- The 50% metal tariff is the primary driver here. Despite being "screws," copper products face severe additional duties under specific trade laws targeting raw and semi-finished metal imports.
- The combination of base (3%), Section 301 (25%), Section 122 (10%), and the specific metal surcharge (50%) results in the 88.0% rate.
- Warning: These codes are heavily scrutinized. Misclassification here can lead to immediate seizures or massive back-tariffs.
π― 2. HS Code 8302.41.60.80 (Building Fittings - Specific Sub-type)
| Item | Detail |
|---|---|
| Base Duty | 3.9% |
| Section 301 Additional Duty | +25.0% |
| Section 122 Tariff (10%) | +10.0% |
| Section 232/Additional Metal Tariff | +50.0% (Steel, Aluminum, Copper Products) |
| Total Effective Rate | 88.9% |
| Calculation Basis | CIF Value Γ 88.9% |
| De Minimis Exemption | β Not Eligible |
π Explanation:
- This code has a slightly higher base duty (3.9% vs 3.0%) and incurs the same 50% metal surcharge.
- It is the highest taxed option in the dataset. Avoid this classification unless explicitly required by the specific physical characteristics of the product.
π― 3. HS Code 8302.41.90.80 (Building Fittings - General Sub-type)
| Item | Detail |
|---|---|
| Base Duty | 3.5% |
| Section 301 Additional Duty | +25.0% |
| Section 122 Tariff (10%) | +10.0% |
| Section 232/Additional Metal Tariff | β Not Applicable (No 50% metal surcharge listed for this specific sub-code in the data) |
| Total Effective Rate | 38.5% |
| Calculation Basis | CIF Value Γ 38.5% |
| De Minimis Exemption | β Not Eligible (Usually, Section 301 goods are denied de minimis) |
π Explanation:
- This is the most cost-effective classification among the provided options.
- It attracts the standard Section 301 (25%) and Section 122 (10%) tariffs, plus a modest base duty (3.5%).
- Crucially, it does not appear to include the 50% "Steel, Aluminum, Copper Products" surcharge in the providedtax_detail.
- Strategy: If your expansion screws can be legitimately described as "fittings for buildings" rather than "copper screws," aim for this code to save ~50% in duties.
π οΈ IV. Customs Clearance Practical Advice (Pro Tips for Avoiding Pitfalls)
β 1. Documentation Checklist (Mandatory)
| Document | Required? | Purpose |
|---|---|---|
| β Product Specification Sheet | βοΈ | Must detail material (Copper vs. Steel), dimensions, and load capacity. |
| β Commercial Invoice | βοΈ | Must clearly state "Expansion Screw" and describe the exact HS Code justification. |
| β Packing List | βοΈ | To verify quantity and weight; ensure no mixed shipments with prohibited items. |
| β Proof of Origin | βοΈ | Certify CN origin to calculate exact Section 301/122 liabilities. |
| β Technical Drawings/Photos | βοΈ | To prove whether it is a "screw" (7415) or a "fitting" (8302). |
β 2. Classification Strategy & Warnings
π₯ Golden Rule:
"Material Matters: Copper Screws = 88%. Building Fittings = 38.5% (if eligible)."
| Scenario | Recommended HS Code | Expected Rate | Risk Level |
|---|---|---|---|
| Copper Expansion Screw | 7415.33.80.10 / .50 |
88.0% | β οΈ High (High duty, strict scrutiny) |
| Steel Expansion Screw (Specific Fitting) | 8302.41.60.80 |
88.9% | β οΈ High (Highest duty) |
| Steel/Copper Expansion Screw (General Fitting) | 8302.41.90.80 |
38.5% | β Moderate (Best rate, ensure correct description) |
π Critical Note on
8302.41.90.80:
- To use this 38.5% rate, you must justify that the item is a "Fitting for Buildings" and not merely a generic screw.
- The description should emphasize its structural/installation purpose in construction rather than its mechanical fastening properties alone.
- If Customs determines it is a "screw" under Chapter 73 or 74, they will reclassify it to the higher 88% rate, resulting in back-tariffs and penalties.
β 3. Special Handling for US Imports
| Issue | Action Required |
|---|---|
| Section 122 Tariff (10%) | Applies to all listed items. Factor this into your landed cost model. |
| Section 301 Tariff (25%) | Applies to all listed items. Non-negotiable for CN origin. |
| Metal Surcharge (50%) | Avoid by selecting 8302.41.90.80 if legally defensible. If the product is explicitly copper, this may be unavoidable. |
| De Minimis (Section 321) | β Do not rely on $800 de minimis. These HS codes are high-duty and high-risk for customs audits. |
π V. Global Market Comparison (2026 Outlook)
| Market | Likely HS Code | Base Rate | Additional Duties | Total Est. Rate | Notes |
|---|---|---|---|---|---|
| πΊπΈ USA | 8302.41.90.80 |
3.5% | +35% (301+122) | 38.5% | Best option if classified as fitting. |
| πΊπΈ USA | 7415.33.80.10 |
3.0% | +85% (Metal Surcharge) | 88.0% | Avoid if possible. |
| π¨π³ China | Varies | ~10-15% | None | ~10-15% | Standard import duty. |
| πͺπΊ EU | Varies | ~2-6% | VAT Only | ~20-25% (inc. VAT) | No Section 301/232 equivalents. |
π Conclusion:
The US market is the most challenging for metal expansion screws due to layered trade remedies. The EU and China offer significantly lower duty burdens.
For US imports, strategic classification under8302.41.90.80is the key to cost control, provided the product description supports it.
π VI. Common Errors & Pitfalls (Lessons Learned)
β Error 1: Declaring Copper Screws as 8302.41.90.80 without justification.
π Consequence: Customs rejects the classification, re-rates to 7415.33.80.10, and charges 88.0%.
β
Fix: Ensure documentation highlights the "building fitting" aspect.
β Error 2: Ignoring the Section 122 10% tariff.
π Consequence: Underpayment of duties, leading to penalties and delayed clearance.
β
Fix: Always add 10% to your cost calculation for US imports from China.
β Error 3: Assuming "Expansion Screw" is only a screw.
π Consequence: Missing the lower-taxed "fitting" classification.
β
Fix: Consult with a customs broker to see if the product can be legally described as a "building accessory/fitting."
π― VII. Final Recommendations for Clearance
- Prioritize
8302.41.90.80: If your expansion screws are steel or mixed-material and used in construction, this is the optimal code (38.5% total tax). - Avoid
7415.33if Possible: Copper-specific screws incur a 50% metal surcharge, bringing the total to 88.0%. - Document Everything: Provide clear product photos and specifications that emphasize the installation method (expansion into masonry) to support the "fitting" classification.
- Pre-Arrival Ruling: For large shipments, consider applying for a US Customs Ruling Letter to secure the correct HS Code and avoid surprise liabilities.
π£ Immediate Action:
π Consult your freight forwarder to confirm if your specific expansion screw model can be classified under
8302.41.90.80.
π° Calculate landed cost using the 38.5% rate as the target, but have a backup plan for the 88.0% rate if copper content is high.
π Prepare technical specs that highlight "building construction usage" to support the lower-tariff classification.
β¨ Smart Classification Saves Millions!
πΌ Don't let hidden tariffs eat your margin. Choose the right HS Code.
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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) 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.