PITTSBURGH, June 1, 2022 /PRNewswire/ — The United Steelworkers (USW) today said that members ratified a new, four-year master contract with Arconic (NYSE: ARNC) covering roughly 3,400 workers in Davenport, Iowa; Alcoa, Tenn.; Lafayette, Ind.; and Massena, N.Y. USW District 11 Director…
