A new contract will cover 18,000 steelworkers, including those at the Lorain Tubular Operations of United States Steel Corp. U.S. Steel and its subsidiary U.S. Steel Tubular Products Inc. announced Feb. 1 that its union employees have ratified a new three-year collective bargaining agreement. The contract covers about 18,000 members of the United Steel Workers at the company's U.S. flat-rolled and iron ore mining facilities, along with Lorain Tubular Operations and steel pipe factories in Fairfield, Alabama, and Lone Start, Texas.