📂 Category 7304E51A89

 
 
73
7304
7304 E
7304 E 51
7304 E 51 A
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7304 E 51 A 89
 - - - - autres
 - - - - - autres

📖 About this code

This code covers seamless tubes and pipes made from alloy steel, specifically those with a circular cross-section. They must have an external diameter not exceeding 406.4 mm and a Carbon Equivalent Value (CEV) of 0.86 or less, as defined by IIW standards.

ARTICLES OF IRON OR STEEL > Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel > Other, of circular cross-section, of other alloy steel > Other > Of an external diameter not exceeding 406,4|mm and with a Carbon Equivalent Value (CEV) not exceeding 0,86 according to the International Institute of Welding (IIW) formula and chemical analysis

📦 Example products classified here

  • Seamless alloy steel tube 406mm
  • Circular cross-section alloy steel pipe
  • Alloy steel hollow profile CEV 0.86
  • Seamless tube diameter 400mm
  • Mechanical alloy steel pipe
  • Oil industry steel tube
  • High pressure alloy steel pipe
  • Alloy steel structural tube
  • Precision alloy steel tube
  • Fluid transfer pipe
  • Automotive seamless steel tube
  • Alloy steel energy tube
  • Heat exchanger steel tube
  • Mechanical construction pipe
  • Corrosion-resistant alloy steel tube

🚫 NOT classified here

  • × Tubes and pipes of cast iron (Chapter 7320)
  • × Welded tubes and pipes (Chapter 7306)
  • × Tubes and pipes of stainless steel (Chapter 7304.41)
  • × Tubes and pipes of circular cross-section, not of alloy steel (Chapter 7304.39)
  • × Tubes and pipes with external diameter exceeding 406.4 mm
  • × Tubes and pipes with CEV exceeding 0.86
  • × Tubes and pipes of non-circular cross-section

⚠️ Easily confused codes

Double-check: these codes cover similar but distinct products.