Hot-Dip Galvanized Low Carbon Steel Micro Wire 0.4mm
Ultra-fine 0.4 mm round wire, hot-dip zinc coated, <0.25% carbon, for microelectronics assembly, precision binding, and medical device manufacturing. HTS 7217.20.4510 applies for its nonalloy composition, zinc plating, round profile, and sub-1 mm size, ensuring optimal flexibility.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing 0.25% or more carbon
Carbon threshold splits 7217.10 (higher carbon) from 7217.20 (low carbon) for uncoated wire.
If primarily copper-coated
Different metal coatings (e.g., copper) relegate to Chapter 74 copper wire headings.
If aluminum wire with similar plating
Material change to aluminum moves to Chapter 76 nonferrous metals.
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Import Tips & Compliance
• Submit plating method details (hot-dip vs. electro) as it affects perceived uniformity for classification
• Use ISO-certified labs for carbon and diameter verification to preempt audits
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