Magnetic Pulse Welding Coil

High-current induction coil generating magnetic pressure for solid-state welding of aluminum to steel in automotive battery trays. Part of magnetic pulse welding apparatus under HTS 8515.90.40.00. Disposable after limited discharges.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8504.50.40.00Same rate: 35%

If inductors generally

Coils without welding function classify as electrical inductors.

8516.90.75.00Same rate: 35%

If electric heating resistors

High-current elements resemble Chapter 85 heating apparatus parts.

7408.19.00Higher: 38% vs 35%

If copper wire products

Wound copper assemblies default to Chapter 74.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Specify peak current rating (100-500kA) and turns ratio

Copper foil winding composition affects valuation

Prototype vs. production coils have different statistical reporting

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