0.3mm Piano Wire for Precision Instruments
Ultra-thin 0.3mm round piano wire with 0.85% carbon content, not coated, for tension elements in scientific and medical instruments. Exceptional straightness and strength characteristics. HTS 7217.10.80.60 classification for its high carbon, round form, sub-1mm size.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If specifically as instrument parts
May be classified as parts of measuring instruments if not generic wire.
If in concrete reinforcing coils
Different presentation/form changes from wire to bar/rod classification.
If ground/shaped for tools
Further worked into tool blanks moves to Chapter 82.
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Import Tips & Compliance
• Precision wire requires dimensional tolerance certificates (±0.01mm typical)
• Avoid confusion with coated 'piano wire rope'; raw wire only for this heading
• High value per kg; ensure proper declared value based on specialty grade
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