- On March 30, 2016, the Department of Commerce (Commerce) announced the initiation of the
antidumping duty (AD) investigation of imports of phosphor copper from the Republic of Korea
- The AD law provides U.S. businesses and workers with a transparent, quasi-judicial, and
internationally-accepted mechanism to seek relief from the market-distorting effects caused by
injurious dumping of imports into the United States, establishing an opportunity to compete on a level
- For the purpose of AD investigations, dumping occurs when a foreign company sells a product in the
United States at less than its fair value.
- The petitioner is Metallurgical Products Company (PA).
- The merchandise covered by this investigation is master alloys1 of copper containing between five
percent and 17 percent phosphorus by nominal weight, regardless of form (including but not limited to
shot, pellet, waffle, ingot, or nugget), and regardless of size or weight. Subject merchandise consists
predominantly of copper (by weight), and may contain other elements, including but not limited to
iron (Fe), lead (Pb), or tin (Sn), in small amounts (up to one percent by nominal weight). Phosphor
copper is frequently produced to JIS H2501 and ASTM B-644, Alloy 3A standards or higher;
however, merchandise covered by this investigation includes all phosphor copper, regardless of
whether the merchandise meets, fails to meet, or exceeds these standards.
- Merchandise covered by this investigation is currently classified in the Harmonized Tariff Schedule of
the United States (HTSUS) under subheading 7405.00.1000. This HTSUS subheading is provided for
convenience and customs purposes; the written description of the scope of this investigation is
- In 2015, imports of phosphor copper from Korea were valued at an estimated $4.3 million
See the full fact sheet by visiting http://enforcement.trade.gov/download/factsheets/factsheet-korea-phosphor-copper-ad-initiation-033016.pdf