Brazing Metal Powder
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3810100000 | 40.0% | CN | US | Official Doc |
| 8311900000 | 35.0% | CN | US | Official Doc |
| 8311306000 | 35.0% | CN | US | Official Doc |
| 3810905000 | 40.0% | CN | US | Official Doc |
| 8311900000 | 35.0% | CN | US | Official Doc |
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π₯ Brazing Metal Powder: The Ultimate HS Code Classification & Customs Clearance Guide (2026 Edition)
π HS Code Reference & Clearance Strategy | 2026 Latest Tariff Analysis | Professional Import/Export Protocol
π I. Product Definition: What is "Brazing Metal Powder"?
Brazing Metal Powder is a specialized metallurgical material used in high-temperature joining processes. Unlike soldering, brazing involves melting a filler metal (the powder) that flows into the joint by capillary action, forming a bond stronger than the base metal in many industrial applications.
In international trade, this product is ambiguous. It can be classified as: 1. A Chemical Preparation (Flux/Soldering aid) β HS Code 3810 2. A Metallic Filler/Flux for Metal Spraying β HS Code 8311
The correct classification depends entirely on the primary function and composition of the powder. Below is the precise breakdown based on current US Customs data.
π¦ II. HS Code Classification Details (2026 Latest Tariffε―Ήη §)
Based on the product characteristics, there are 5 key HS Codes applicable to Brazing Metal Powder. Note that duplicates exist due to slight nuances in interpretation (e.g., "Soldering Powder" vs. "Metal Spraying Powder").
| HS Code | Product Description | Application Scenario | Key Distinction |
|---|---|---|---|
3810.10.00.00 |
Preparations for Soldering, Brazing or Welding | Primary Match: Powders specifically formulated for brazing. Contains fluxes + metals. | "Matching Basis": The name "Brazing Powder" directly matches "Preparations for... Brazing". It fits the logic of "metal + other materials" composition. |
3810.90.50.00 |
Other Preparations for Soldering, Brazing or Welding | General brazing fluxes or auxiliary powders not specifically designated for welding. | "Matching Basis": "Brazing" function matches "Brazing Flux". Powder form is consistent. No material conflict. |
8311.90.00.00 |
Other Fluxes for Soldering, Brazing or Welding; Other Welding Rods/Electrodes | Secondary Match: Metallic powder used as a filler, inferred as "base metal or carbide" by common sense. | "Inference": Based on common sense, it's a metal additive. Fits the "Other" category for metallic filler materials. |
8311.30.60.00 |
Fluxes, Welding Rods, Electrodes, and Similar Products (Other) | Filler metals in powder form for brazing/welding. | "Material Fit": Inferred as base metal. Fits the "Other" catch-all for welding consumables. |
8311.90.00.00 |
Metal Powders for Spray Coating (Sintered) | If the powder is specifically for thermal spray coating rather than joint brazing. | "Form/Usage": If used for spraying metal coatings, it falls under metallic powder for spraying. |
π Critical Distinction:
- If the product is a chemical mixture (flux + metal powder) for bonding β HS 3810.
- If the product is a pure metal or alloy powder used as a filler β HS 8311.
π° III. 2026 Tariff Rate Breakdown (US Imports from China)
β Applicable Country: United States (US)
β Origin: China (CN)
β Effective Date: 2025/2026 (Post-Section 301 & IEEPA)
π― 1. 3810.10.00.00 & 3810.90.50.00 β Preparations for Soldering/Brazing
| Item | Details |
|---|---|
| Base Tariff | 5.0% (Ad Valorem) |
| Section 301 Tariff | +25.0% |
| IEEPA Tariff | +10.0% |
| Total Tariff | 40.0% |
| Calculation | CIF Value Γ 40% |
| De Minimis Exemption | β Not Eligible (High tariff items often excluded from 800/804 rules) |
| Legal Path | IEEPA:9903.01.24 β USITC:3810 β FOOTNOTE:301 |
π Explanation:
- These codes are considered "Chemical Preparations."
- The 25% comes from the US Trade Representativeβs Section 301 list (List 3/4A).
- The 10% is the IEEPA additional duty on Chinese goods.
- Result: A 40% total duty significantly impacts profitability.
π― 2. 8311.90.00.00 & 8311.30.60.00 β Metallic Filler/Flux/Welding Products
| Item | Details |
|---|---|
| Base Tariff | 0.0% (Ad Valorem) |
| Section 301 Tariff | +25.0% |
| IEEPA Tariff | +10.0% |
| Total Tariff | 35.0% |
| Calculation | CIF Value Γ 35% |
| De Minimis Exemption | β Not Eligible |
| Legal Path | IEEPA:9903.01.24 β USITC:8311 β FOOTNOTE:301 |
π Explanation:
- Metallic filler materials often have a 0% base tariff.
- However, the 25% + 10% surcharges still apply.
- Result: A 35% total duty. This is 5% cheaper than the 3810 classification.
π οΈ IV. Customs Clearance Practical Advice (Avoid Pitfalls)
β 1. Documentation Checklist (Non-Negotiable)
| Document | Required | Description |
|---|---|---|
| β Product Specification Sheet | βοΈ | Must detail: Composition (% Metal, % Flux), Melting Point, Particle Size. |
| β MSDS (Material Safety Data Sheet) | βοΈ | Required for hazardous chemicals (fluxes may be corrosive). |
| β Certificate of Origin (CO) | βοΈ | Proves China origin (triggers tariffs). |
| β Commercial Invoice | βοΈ | Must clearly state: "Brazing Metal Powder" or "Soldering Flux Powder" with HS Code. |
| β Packing List | βοΈ | Weight/Volume details. |
β 2. Declaration Strategy (Key Tips)
π₯ Rule: "Be Specific, Be Accurate, Be Consistent!"
| Scenario | Correct Declaration | Wrong Practice | Consequence |
|---|---|---|---|
| Chemical Brazing Compound | "Brazing Flux Powder for Metal Joining" | "Metal Powder" | Risk of reclassification to 8311 (35%) or higher scrutiny. |
| Pure Metal Alloy Powder | "Copper-Silver Brazing Alloy Powder" | "Flux" | Risk of reclassification to 3810 (40%) or duty evasion flags. |
| Mixed Package | Separate HS Codes for mixed goods | One HS Code for all | Customs may audit entire shipment β Delay. |
β 3. Special Cases & Mitigation
| Situation | Recommendation |
|---|---|
| OEM Custom Formula | Provide the exact chemical formula to Customs to justify the 3810 vs. 8311 choice. |
| High-Value Small Shipments | Consider Section 321 (De Minimis) if value < $800 (if eligible for specific HS codes, but high tariffs may block this). Check latest 2026 rulings. |
| Re-export from Mexico/Vietnam | If powder is repackaged in a third country with substantial transformation, origin may change. Not recommended for simple repacking. |
π V. Global Market Comparison (2026)
| Country/Region | Recommended HS Code | Tariff Rate | Certification | Notes |
|---|---|---|---|---|
| πΊπΈ USA | 3810.10.00.00 or 8311.90.00.00 |
40% or 35% | No specific certs, but MSDS required. | Highest Cost: Due to Section 301 & IEEPA. |
| π¨π³ China | 3810.10.00.00 |
5% - 10% | None | No retaliatory tariffs. |
| πͺπΊ EU | 3810.10.00.00 |
0% - 5% | REACH Registration | Lowest Duty: But REACH compliance is strict. |
| π¬π§ UK | 3810.10.00.00 |
0% - 5% | UK REACH | Post-Brexit rules apply. |
| π¦πΊ Australia | 3810.10.00.00 |
5% | None | Standard MFN rates. |
π Conclusion:
- USA is the most expensive market for Brazing Powder due to punitive tariffs.
- EU/UK/Australia offer lower base duties, but REACH (EU/UK) registration costs for chemicals can be high.
π VI. Common Mistakes & Pitfalls (Blood Lessons)
β Mistake 1: Declaring "Brazing Powder" as "General Chemical Powder" (HS 3899)
π Result: Customs reclassifies to 3810/8311 β Back taxes + Penalty!
β Mistake 2: Not providing MSDS for flux-containing powders
π Result: Shipment held at port for safety inspection β Demurrage Fees!
β Mistake 3: Using "Welding Electrode" for Powder form
π Result: Mismatch between description and form β Audit Risk!
β Mistake 4: Ignoring IEEPA 10% surcharge
π Result: Underpayment of duties β Fine upon arrival!
β Correct Approach:
"Brazing Metal Powder, Copper-Phosphorus Alloy, Particle Size 100 Mesh, Used for HVAC Joint Brazing, HS Code 3810.10.00.00"
π― VII. Conclusion: Professional Classification Saves Money!
π― Remember the Mantra:
πΉ "Chemical Mix? Go 3810 (40%). Pure Metal? Go 8311 (35%).
πΉ "MSDS is Mandatory. Tariffs are High. Prepare Early!"
π Pro Tip:
If your brazing powder contains high-value precious metals (Silver, Gold), consider duty drawback programs if re-exported. For standard copper/bronze powders, the 35-40% duty is unavoidable from China to the US in 2026.
π£ Immediate Action:
π Contact a Licensed Customs Broker + Provide MSDS + Apply for Advance Ruling (if possible)
π Ensure your commercial invoice matches the HS Code exactly!
β¨ Professional Clearance Starts with Accurate Classification!
πΌ Every Percent Saved is Profit Kept!
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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.