3003 Aluminum Alloy HVAC Tubing
Coiled or straight 3003 aluminum alloy tubing for HVAC refrigerant lines and condenser coils. Classified HTS 7608.20.00 as aluminum alloy tubes containing manganese alloying elements. Common diameters 3/8" to 7/8" with 0.020-0.032" walls.
Import Duty Rates by Country of Origin
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as assembled heat exchanger coils
Assembled AC condenser/evaporator coils classify as complete heat exchanger units.
If formed into finned tube sections
Aluminum alloy tube/pipe fittings including finned refrigerant tubes go to 7607.
If pure aluminum refrigeration tubing without manganese
Unalloyed aluminum HVAC tubes classify separately from alloyed versions.
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Import Tips & Compliance
• Refrigerant tubing must meet UL/CSA standards; include certification markings documentation
• Coiled shipments declare both coiled weight and expanded length for accurate duty calculation
• Nitrogen-charged coils prevent oxidation; verify charge pressure retention certificates
Related Products under HTS 7608.20.00
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