EXHIBIT 23.1
Consent of Independent Registered Public Accounting Firm
We consent to the incorporation by reference in Registration Statement No. 333-205829 and 333-209777 on Form S-8 of our report dated March 20, 2018, appearing in this Annual Report on Form 11-K of RTI International Metals, Inc. Employee Savings and Investment Plan for the period January 1, 2017 to September 22, 2017.
/s/ Ciuni & Panichi, Inc.
Cleveland, Ohio
March 20, 2018
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