Sub Headings of 7411

7411.10.10. Seamless
7411.10.50.00 Other
7411.21.10.00 Seamless
7411.21.50.00 Other
7411.22.00.00 Of copper-nickel base alloys (cupro-nickel)or copper-nickel-zinc base alloys (nickel-silver)
7411.29.10.00 Seamless
7411.29.50.00 Other