ATI Inc.: The Silent Material Monopoly Without Which No Engine in the World Flies

ATI (ATI; formerly: Allegheny Technologies) controls the bottleneck of the global aerospace and defense supply chain: Five out of seven superalloys required by all engine manufacturers worldwide are supplied exclusively by ATI – the sixth is shared with a single competitor. Only two companies in the world produce isothermal forged parts for engine disks. Decades of joint technology development with GE, Pratt & Whitney, and Rolls-Royce have generated proprietary know-how that is not even shared with the engine manufacturers themselves – and...