Seamless Type L Copper Evaporator Coils Tubing
Type L wall thickness seamless refined copper tubing formed into coils for air conditioner evaporators. Falls under HTS 7411.10.10 as basic seamless refined copper tubes before final coil assembly. Meets standards for heat transfer efficiency.
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If pre-bent or rifled for enhanced heat transfer
Tubes with internal/external working like rifling classify under 7412 for worked copper tubes.
If pre-assembled into complete evaporator units
Assembled refrigeration evaporators fall under Chapter 84 heading 8418.
If of copper-nickel or nickel silver alloys
Alloys meeting nickel silver definitions (note (c)) use 7411.29 instead of refined copper.
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Import Tips & Compliance
• Specify Type L wall thickness (ASTM B88) on entry; avoid classifying pre-formed coils as worked tubes
• Common issue: incorrect declaration of outer diameter affecting statistical reporting
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