2.5 mm C67 High Carbon Steel Wire

Round nonalloy steel wire designated C67 with 0.65% carbon content and 2.5 mm diameter, not plated. Commonly used for mattress springs and mechanical springs requiring high tensile strength. Classified under HTS 7217.10.80.90 for round wire ≥1.5 mm with ≥0.6% carbon.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7213.91.30Same rate: 35%

If supplied in irregularly wound coils

Presentation in irregularly wound coils (not on spools) classifies under bars/rods heading 7213 rather than wire.

7217.10.20.00Same rate: 35%

If carbon content under 0.6%

Lower carbon nonalloy wire falls under separate subheading 7217.10.20 within not plated round wire.

7318.15.20Same rate: 35%

If imported as finished springs

Products of wire (finished springs) move to Chapter 73 heading 7318, not raw wire in Chapter 72.

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Import Tips & Compliance

Submit chemical analysis reports showing carbon ≥0.6%; CBP may test samples if documentation insufficient

Declare wire as 'not polished' unless burnishing applied, which constitutes 'further worked' per Chapter 72 notes

Avoid bundling with coated wires in same shipment to prevent commingling and classification disputes

Related Products under HTS 7217.10.80.90

1.6 mm PC Strand Wire

High-carbon prestressed concrete strand wire, 1.6 mm diameter, 0.8% carbon, uncoated. Component for 7-wire PC strands used in bridge construction and prestressed beams. HTS 7217.10.80.90: round nonalloy wire ≥1.5 mm, ≥0.6% carbon.

1.7 mm Piano Wire Music Steel

Round piano wire 1.7 mm diameter, 0.9% carbon content, polished but not coated, for piano and harp strings. High tensile strength essential for musical applications. HTS 7217.10.80.90 for round nonalloy high-carbon wire ≥1.5 mm.

2.8 mm Lock Wire High Carbon

High-carbon 0.65% C round lock wire 2.8 mm diameter, uncoated, for safety wiring in aviation and aerospace. Prevents loosening of fasteners under vibration. HTS 7217.10.80.90: nonalloy round wire ≥1.5 mm, ≥0.6% carbon.

1.8 mm High-Carbon Spring Steel Wire

Round wire of nonalloy steel containing 0.6% or more carbon by weight, with a diameter of 1.8 mm, not plated or coated. Used primarily for manufacturing compression and extension springs in automotive suspensions and industrial machinery. Falls under HTS 7217.10.80.90 due to its round cross-section, carbon content, and diameter meeting the specified criteria.

3.0 mm Music Wire ASTM A228

Premium round music wire meeting ASTM A228 standard, 0.7-1.0% carbon, 3.0 mm diameter, not coated or plated. Used for piano wires, precision springs, and musical instrument strings requiring superior elasticity. HTS 7217.10.80.90 applies to its high carbon content, round shape, and diameter ≥1.5 mm.

2.0 mm SAE 1070 Spring Wire

SAE 1070 grade round wire with 0.70% carbon, 2.0 mm diameter, uncoated nonalloy steel for valve springs and clutch springs. Meets automotive OEM specifications for high fatigue resistance. Fits HTS 7217.10.80.90: round, ≥0.6% carbon, ≥1.5 mm diameter, not plated.