Of copper-nickel base alloys (cupro-nickel) or copper-nickel-zinc base alloys (nickel silver)
Part of: 74072916 — Profiles: — Hollow
N314289 · 2020-09-22 — The tariff classification of finned copper tubes from Germany
The products under consideration are described as high-performance technical tubes made from copper or copper alloys that are used in heat exchange units. You indicate that the two tubes being considered are named “GEWA-B Tubes” and “GEWA-C Tubes”. GEWA-B Tubes are nucleate evaporator tubes made of copper alloys with uneven surfaces for shell-and-tube heat exchangers that are parts of packaged chillers for the air-conditioning and refrigeration industry. GEWA-C Tubes are condenser tubes made of copper alloys with uneven surfaces and are parts of shell-and-tube heat exchangers for the…
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