Nitinol Shape Memory Alloy Wire 1.0mm
Nitinol (NiTi) shape memory alloy steel wire, 1.0 mm round for medical actuators. HTS 7229.90.50.31 covers this iron-nickel-titanium alloy wire as 'other alloy steel,' round 1.0-1.5 mm diameter.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If enameled or lacquered
Nonmetallic coatings qualify as 'further worked' per Chapter 72 definition.
If as medical instrument components
Assembled into finished medical devices under Chapter 90.
If predominantly nickel (>50%)
High nickel content may classify under Chapter 75 nickel products, not iron/steel.
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Import Tips & Compliance
• Document Ni/Ti content to prove steel classification (iron-based); may require metallurgical analysis
• Medical end-use requires FDA docs, but HTS based on material/form, not function
• Check for vacuum insulation if packaged specially, potentially altering classification
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