Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 7411.29.50.00
C12200 Phosphor Bronze Seamless Tube
A seamless tube made from C12200 phosphor bronze, a copper-tin alloy where tin predominates over other elements per subheading note (b). Classified under HTS 7411.29.50.00 as other copper alloy tubes not specified elsewhere in the heading. Used in heat exchangers and plumbing for its corrosion resistance.
C70600 Copper-Nickel Seamless Pipe
Seamless pipe from C70600 90/10 copper-nickel alloy, fitting subheading note (d) with nickel predominating over other elements and zinc ≤1%. Falls under HTS 7411.29.50.00 as other copper alloy pipes for marine and desalination applications due to excellent seawater resistance.
C69430 Silicon Bronze Tube
Condenser tube of C69430 silicon bronze, copper-silicon alloy classified under 'other' copper alloys in HTS 7411.29.50.00. Meets bronze definition indirectly through chapter notes; used in marine cooling systems.
Naval Brass Tube C46400
Drawn seamless tube C46400 naval brass (60/40 Cu-Zn with 1% tin), zinc-predominant brass per note (a). HTS 7411.29.50.00 other category for propeller shafts and valve stems.
C65100 Low Silicon Bronze Pipe
Pipe from C65100 6% silicon bronze, copper-silicon base alloy in HTS 7411.29.50.00 other category. Excellent for welding and structural marine applications.
C83600 Leaded Red Brass Pipe
Continuous cast pipe C83600 leaded red brass (85/5/5/5 Cu-Zn-Sn-Pb), zinc/tin balance but classified brass per predominant zinc. HTS 7411.29.50.00 other alloys.
C92200 Steam Bronze Tube
C92200 tin bronze tube (Cu88-Sn6-Zn6-Pb), tin predominant fitting note (b). HTS 7411.29.50.00 for steam and valve applications.
C62300 Aluminum Bronze Condenser Tube
9% aluminum bronze C62300 seamless condenser tube, copper alloy not fitting specific notes but Chapter 74 coverage. HTS 7411.29.50.00 other category.
CDA 710 Cupro-Nickel Pipe
CDA 710 20% cupro-nickel pipe (Cu80-Ni20), nickel predominant ≤1% zinc per note (d). HTS 7411.29.50.00 other copper-nickel pipe for desalination plants.
C28000 Muntz Metal Brass Tube
Drawn tube of C28000 Muntz metal, a copper-zinc brass alloy where zinc predominates over other elements per subheading note (a), with tin <3%. Classified in HTS 7411.29.50.00 as other alloy tubes, commonly used in architectural trim and heat exchangers.
C63000 Aluminum Bronze Pipe
Seamless pipe from C63000 nickel aluminum bronze, a copper-aluminum alloy treated as bronze under notes where other elements don't override base definition. HTS 7411.29.50.00 covers this 'other' alloy pipe for propeller shafts and valves.
Leaded Red Brass Pipe C31400
Schedule 40 pipe from C31400 leaded red brass, copper-zinc-lead alloy where zinc predominates (subheading note a). HTS 7411.29.50.00 for other brass pipes used in potable water systems.
C67300 Brass Condenser Tube
Arsenical Muntz metal C67300 tube for heat exchangers, copper-zinc-arsenic brass alloy (note a). HTS 7411.29.50.00 as other; arsenic improves corrosion resistance.
CDA 687 Aluminum Brass Tube
CDA 687 5% aluminum brass tube for seawater service, copper-zinc-aluminum alloy where zinc predominates (note a). HTS 7411.29.50.00 other; arsenical addition standard.
C90500 Gun Metal Pipe
C90500 gun metal (88/10 Cu-Sn-Zn) pipe where tin=10%>zinc=2%, qualifying as bronze per note (b) despite zinc presence. HTS 7411.29.50.00 other bronze pipe.