AISI 316 Stainless Fine Wire 0.4mm
AISI 316 stainless steel round wire 0.4 mm diameter for medical sutures and hypodermic needles. Classified HTS 7229.90.5016 as other alloy steel round wire under 1.0 mm. Mo-bearing austenitic alloy treated as other per hierarchy.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If stainless wire rod stock >5mm
Wire rods (not drawn to fine wire) classify under 7223; drawing process changes to 7229.
If as finished hypodermic tubing
Formed into medical needles/tubes becomes Chapter 90 instruments.
If pre-sterilized suture sets
Packaged as pharmaceutical article shifts to Chapter 30.
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Import Tips & Compliance
• Medical grade requires biocompatibility certs plus alloy analysis
• Sterile packaging doesn't affect classification; declare as drawn wire
• Watch FDA regs separate from tariff classification
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