Brass Gas Distribution Pipe 3/4 Inch
3/4-inch brass pipe from copper-zinc alloy for natural gas distribution lines in buildings. Falls under 7411.21.50.00 as other brass tubes, zinc-dominant per subheading note (a).
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If of specified precision dimensions
Narrower tolerances may qualify for principal brass tube heading vs 'other'.
If for gas supply, steel construction
Material switch to steel tubes for similar end-use under Chapter 73.
If flexible plastic hose lined brass
Composite construction with predominant plastic shifts to Chapter 39.
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Import Tips & Compliance
• Comply with ASTM B43 for seamless brass gas tube; provide proof of dezincification resistance
• Mark pipes with 'gas' service designation per codes
Related Products under HTS 7411.21.50.00
Brass Plumbing Pipe 1/2 Inch
A 1/2-inch diameter seamless brass pipe made from copper-zinc base alloy (brass) used for potable water supply lines in residential plumbing. It falls under HTS 7411.21.50.00 as 'other' copper-zinc base alloy tubes not specified elsewhere in the subheading, meeting the definition where zinc predominates over other elements with less than 5% nickel.
Brass Refrigeration Tubing 3/8 Inch
3/8-inch OD annealed brass tubing from copper-zinc alloy used in HVAC and refrigeration systems for refrigerant lines. Classified under HTS 7411.21.50.00 as 'other' brass tubes, with zinc as the predominant alloying element per chapter definitions.
Brass Hydraulic Line Tubing 1 Inch
Heavy-duty 1-inch brass tube from copper-zinc base alloy for hydraulic fluid lines in machinery. HTS 7411.21.50.00 applies to these 'other' brass pipes not qualifying for precision or specific diameter exclusions.
Brass Instrument Tubing 5/16 Inch
5/16-inch drawn brass tubing from copper-zinc base alloy used to fabricate musical instrument components like trumpet valves. HTS 7411.21.50.00 covers these other brass tubes.
Brass Heat Exchanger Tubing 5/8 Inch
5/8-inch admiralty brass tube (C44300) with arsenic for heat exchangers in boilers/condensers. Under HTS 7411.21.50.00 as other copper-zinc base alloy tubes.
Brass Condenser Coil Tubing 1/4 Inch
1/4-inch capillary brass tubing coiled for refrigeration condenser coils, copper-zinc alloy. HTS 7411.21.50.00 for other brass tubes.