Precision Cold-Rolled Steel for Reed Valves
Ultra-flat cold-rolled nonalloy steel strip, 40 mm wide, 0.27 mm thick in coils for reed valve manufacturing in compressors. HTS 7211.29.20.30 due to narrow width (<51 mm), thickness >0.25 mm, cold-reduced condition without further working. Critical flatness for valve sealing performance.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If silicon-electrical steel
Electrical steels with silicon content classify under Chapter 72 heading 7226.
If universal mill plate form
Plate products per U.S. note (b) have separate classification even if cold-rolled.
If pre-formed into valves
Finished compressor parts including reed valves classify in Chapter 84 machinery parts.
Not sure which classification is right?
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Import Tips & Compliance
• Flatness tolerance certificates (±0.1 mm/meter) essential for compressor OEM acceptance
• Magnetic particle inspection reports verify surface quality for fatigue applications
• Thickness variation max 0.01 mm typically required; document accordingly
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