321 Stainless Steel Cold-Drawn Tubing for Exhaust Probes 2.8mm OD
Stabilized 321 stainless steel seamless tubing, cold-drawn to 2.8 mm OD for automotive exhaust gas sensors. Falls under HTS 7304.41.30.45 as other cold-reduced stainless circular tubes <19 mm. Seamless construction per chapter notes on iron/steel products.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If specifically as parts of motor vehicle sensors
Automotive parts including probe housings are under Chapter 87 for vehicle components.
If welded construction
Welded stainless tubes for similar uses shift to welded pipes heading 7306.
If hollow but classified as stainless wire rods
If cross-section qualifies as wire (<16mm per chapter note), may go to Chapter 72.
Not sure which classification is right?
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Import Tips & Compliance
• Include automotive OEM specs; declare as 'tubing' not 'sensor part' unless assembled
• Pitfall: length exceeding certain limits may trigger 'tube' vs 'pipe' debate
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