[20210812]IF11897_美国钢铁制造业：国家安全和关税.pdf

https:/crsreports.congress.gov August 12, 2021U.S. Steel Manufacturing: National Security and TariffsSteel plays a significant role in national security and U.S. Department of Defense (DOD) operations. While the defense industry often integrates steel into components or structures of military platforms and weapon systems, it also has other applications associated with homeland security and critical infrastructure. In recent years, some in Congress have come to view global overcapacity and excess production of steel, which has tended to result in a reliance on often cheaper imported steel instead of domestically produced steel, as a potential threat to U.S. national security. These Members have advocated boosting U.S. steel production as a means of ensuring a stable domestic supply for national security purposes. Steel Tariffs under Section 232 The Trump Administration determined foreign-made steel “threatened to impair national security” and imposed global tariffs of 25% or quotas in March 2018 under Section 232 of the Trade Expansion Act of 1962. Congress delegated some of its authority to regulate foreign commerce to the executive branch through Section 232, a statute that allow