PH 15-7 Mo Stainless Wire 1.45mm from China

PH 15-7 Mo precipitation-hardening stainless wire, 1.45 mm round for aircraft controls. Under 7229.90.50.31 as alloy steel wire not defined as ball-bearing or razor blade steel.

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

Verify molybdenum content doesn't trigger chipper knife steel note (f) requirements

Use calibrated tools for diameter verification; CBP audits statistical suffixes strictly

Separate from tooling sets; individual wire vs sets changes heading