7411 Copper Tubes and Pipes

7411 (01/1988-..) Copper Tubes and Pipes 74111010 (01/2011-..) Tubes and Pipes of Refined Copper, Straight 74111011 (01/1988-12/2010) Tubes and Pipes of Refined Copper, Straight, of a Wall Thickness of > 0,6 Mm 74111019 (01/1988-12/2010) Tubes and Pipes of Refined Copper, Straight, of a Wall Thickness of <= 0,6 Mm 74111090 (01/1988-..) Tubes and Pipes of Refined Copper, in Coils or Otherwise Bent 74112110 (01/1988-..) Tubes and Pipes of Copper-zinc Base Alloys `brass`, Straight 74112190 (01/1988-..) Tubes and Pipes of Copper-zinc Base Alloys `brass`, in Coils or Otherwise Bent 74112200 (01/1995-..) Tubes and Pipes of Copper-nickel Base Alloys `cupro-nickel` or Copper-nickel-zinc Base Alloys `nickel Silver` 74112210 (01/1988-12/1994) Tubes and Pipes of Copper-nickel Base Alloys 'cupro-nickel' or Copper-nickel-zinc Base Alloys 'nickel Silver', Straight 74112290 (01/1988-12/1994) Tubes and Pipes of Copper-nickel Base Alloys 'cupro-nickel' or Copper-nickel-zinc Base Alloys 'nickel Silver', in Coils or Otherwise Bent 74112900 (01/2000-..) Tubes and Pipes of Copper Alloys (Excl. Copper-zinc Base Alloys `brass`, Copper-nickel Base Alloys `cupro-nickel` and Copper-nickel-zinc Base Alloys `nickel Silver`) 74112910 (01/1988-12/1999) Tubes and Pipes of Copper Alloys, Straight (Excl. Copper-zinc Base Alloys 'brass', Copper-nickel Base Alloys 'cupro-nickel' and Copper-nickel-zinc Base Alloys 'nickel Silver') 74112990 (01/1988-12/1999) Tubes and Pipes of Copper Alloys, in Coils or Otherwise Bent (Excl. Copper-zinc Base Alloys 'brass', Copper-nickel Base Alloys 'cupro-nickel' and Copper-nickel-zinc Base Alloys 'nickel Silver')