Stainless Steel 302 Spring Temper Fine Wire from China

AISI 302 grade stainless round wire, diameter <0.25 mm, with spring temper for high-tension coil springs in watches and instruments. HTS 7223.00.10.16 applies to this drawn, not further worked, ultra-thin stainless wire. Tempering is a cold-working process not constituting 'further worked' per chapter notes.

Duty Rate — China → United States

35%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter

Import Tips

Include tensile strength test results proving spring temper without surface treatments

Label spools clearly with alloy grade and diameter to facilitate CBP verification

Avoid bundling with coated wires, as mixtures trigger separate tariff line entries