📂 Category ⚠️ This code is not declarable to customs It is an intermediate level of the nomenclature (category / heading). To declare goods, descend the tree below until you reach a 10-digit leaf code marked “declarable”. 7304E51A89
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7304 E 51 A 89
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📖 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