On July 13, 2018, the US International Trade Commission (USITC) voted to make an affirmative final ruling on the anti-dumping industry damage imported from China's stainless steel flanges (Stainless Steel Flanges): the products imported from China constitute a domestic industry. Substantial damage. In the ruling, all five members voted for a positive vote. Based on the above-mentioned affirmative ruling on industrial damage, the US Department of Commerce will issue anti-dumping taxation orders on stainless steel flanges imported from China. The case involved products under the United States tariff tariff number 7307.21.1000 and 7307.21.5000.
On September 6, 2017, the US Department of Commerce announced the application submitted by the Coalition of American Flange Producers and its member companies Core Pipe Products, Inc. and MaassFlange Corporation on August 16, 2017. Anti-dumping and countervailing investigations initiated by stainless steel flanges imported from China and India. On September 29, 2017, the US International Trade Commission issued a notice stating that the anti-dumping and countervailing industries imported from China and India were subject to a positive preliminary ruling. On March 20, 2018, the US Department of Commerce announced an anti-dumping preliminary ruling on stainless steel flanges imported from China and India. On June 5, 2018, the US Department of Commerce announced an anti-dumping final ruling on stainless steel flanges imported from China.