Silicon Bronze C65500 Coil Sheet 7mm Thick
C65500 silicon bronze (Cu-Sn-Si low tin) heavy coil for weld wire and fasteners. At 7 mm thick in coils, it falls under HTS 7409.31.10.00 provided tin predominates over silicon per bronze definition.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified as other copper alloy not meeting bronze/brass/nickel silver notes
Unspecified copper alloys default to 7409.29 if not fitting defined alloy categories.
If thickness ≤0.15 mm (wire-like)
Chapter excludes ≤0.15 mm products; thinner strip goes to 7408 or Chapter 74 wire.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Submit spectrographic analysis if silicon content challenges tin predominance claim
• Store coils to prevent thickness deformation during transit, as customs verifies gauge
• Use ISPM-15 compliant wooden spools for coil packaging to avoid fumigation delays
Related Products under HTS 7409.31.10.00
Phosphor Bronze C51000 Coil Sheet 6mm Thick
Phosphor bronze C51000 is a copper-tin base alloy (Cu-Sn 5%) commonly used for heavy-duty springs and electrical contacts. This product is supplied in coils with a thickness of 6 mm, exceeding the 5 mm threshold for HTS 7409.31.10.00. It meets the subheading note definition for bronzes where tin predominates over other elements.
Aluminum Bronze C95400 Coil Strip 8mm Thick
C95400 aluminum bronze (Cu-Sn-Al alloy with tin predominant) is used in marine propellers and heavy wear parts. This 8 mm thick coiled sheet qualifies under HTS 7409.31.10.00 as a copper-tin base alloy per subheading note (b), despite aluminum presence since tin > other elements.
Leaded Tin Bronze C93200 Coil Plate 5.5mm Thick
C93200 SAE 660 bearing bronze (Cu-Sn-Pb) in 5.5 mm coiled form for heavy bearings and bushings. Classifies under HTS 7409.31.10.00 as copper-tin base alloy where tin predominates, with lead as permitted addition.
Gunmetal Bronze C90500 Coil 10mm Thick
Traditional gunmetal C90500 (88Cu-10Sn-2Zn) heavy coiled plate for valves and fittings. Qualifies HTS 7409.31.10.00 as classic copper-tin bronze with minimal zinc <10%.