August 12, 2019 Daniel Maudlin Chief Financial Officer HAYNES INTERNATIONAL INC 1020 West Park Avenue Kokomo, Indiana 46904-9013 Re: HAYNES INTERNATIONAL INC Form 10-K for Fiscal Year Ended September 30, 2018 Filed November 15, 2018 File No. 001-33288 Dear Mr. Maudlin: We have completed our review of your filing. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Sincerely, Division of Corporation Finance Office of Manufacturing and Construction