Copper tubes and pipes:
Part of: 74 — Copper and articles thereof
N295134 · 2018-04-11 — The tariff classification of risers from an unspecified country
The products under consideration are identified as "risers". The risers are said to consist of up to a 10-foot copper alloy (brass) seamless pipe with fittings and a tee connected to a manual shut-off ball valve. They are installed in the walls of a building and are used to transport water which is used for heating and cooling a room to and from the coils in a heat pump system. Classification of merchandise under the Harmonized Tariff Schedule of the United States (HTSUS) is in accordance with the General Rules of Interpretation (GRIs). GRI 3(b) provides that mixtures, composite goods…
087406 · 1991-04-01 — Copper Tubes; Pipes; Hollow Profiles; Rifled; Ridged; Grooved; Threaded; Finned; Gilled; Enhanced; Heat Transfer
Your request dated May 30, 1990, on behalf of Sumitomo Corporation of America, for a classification ruling on a certain tubular copper product has been referred by the Regional Commissioner of Customs, New York, to Customs Headquarters for a reply. FACTS: The merchandise is described by the importer as Sumitomo enhanced seamless copper "tubes". The product is of refined copper and has approximately 50 to 65 grooves which run helically throughout the inner surface of the tube. The grooves are approximately .15 to .3 mm in depth or height. The outer diameter of the tube is approximately 3/8".…
087593 · 1991-04-01 — Copper Tubes; Pipes; Hollow Profiles; Rifled; Ridged; Grooved; Threaded; Finned; Gilled; Enhanced; Heat Transfer
Your request dated June 29, 1990, on behalf of Marubeni America Corporation, for a classification ruling on a certain tubular copper product has been referred by the Regional Commissioner of Customs, New York, to Customs Headquarters for a reply. FACTS: The merchandise is described by the importer as Thermofin seamless copper "tube" of refined copper. The product has approximately 50 to 65 grooves which run helically throughout the inner surface of the tube. The grooves are approximately .15 to .3 mm in depth. The outer diameter of the tube is approximately 3/8". The tube is used in heat…
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