4140 Chrome-Moly Welded Tubing 2.5 Inch OD
High-strength 4140 chrome-molybdenum alloy steel welded tubing, 63.5 mm OD, 3.5 mm wall, circular profile. HTS 7306.50.5050 applies to such other alloy steel welded tubes with specified dimensions. Used in automotive roll cages and machinery.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If OD exceeds 114.3 mm
Subheading splits by diameter size within the same welded alloy category.
If non-circular cross section
Square/rectangular profiles classify under 7306.90.
If as vehicle body structural tubing
Automotive end-use may invoke Chapter 87 specific headings.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Retain heat treatment records showing normalized/annealed condition for alloy verification
• Confirm no internal/external coatings that could shift to 7306.60 subheading
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