347 Stainless Steel Welded Pipe 100mm OD
Welded 347 columbium-stabilized stainless pipe, 100 mm OD, 3.5 mm wall, 9-13% nickel. HTS 7306.40.50.64 for welded stainless circular hollow profile at OD limit, thick wall, nickel range. For chemical plant piping.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If OD just over 114.3 mm
Slight dimension exceedance bumps to next diameter category in 7306.40.
If sold as threaded stainless pipe fittings
Threaded/stub-end pipes classify as fittings in 7307.
If parts of industrial centrifuges
End-use in machinery reclassifies to Chapter 84 parts.
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
• Report Nb/Ta content for 347 grade; affects corrosion certs but not HTS directly
• 100 mm OD near max; confirm <114.3 mm to stay in this subheading
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