Seamless Refined Copper Fuel Line Tubing
Seamless refined copper tubing for low-pressure fuel lines in propane/natural gas appliances. Falls under HTS 7411.10.10 as seamless refined copper per definitions. Corrosion resistance essential for gas service.
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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 double-walled with plastic barrier layer
Flexible plastic tubes reinforced with copper move to Chapter 39 plastics.
If pre-formed for specific gas engines
Machinery-specific copper tube parts classify under Chapter 84 engine parts.
If contains up to 3% zinc as brass
Low-zinc brasses per note (a) have dedicated tube subheadings.
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Import Tips & Compliance
• Certify to ASTM B837 for refrigeration service; pressure test documentation
• Avoid classifying flexible hose assemblies under Chapter 40
Related Products under HTS 7411.10.10
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