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      2. Businesses

        Color Key

        • Hot End
        • Cold End
        Exhaust

        +x

        X

        Manifold / Maniverter

        • 15 Cr-Cb?
        • 18 Cr-Cb?
        • Type 439
        • AK Steel 436L
        • THERMAK? 17
        • Type 444

        Grades designed for demanding hot-end applications.

        +x

        X

        Flange

        • AK Steel 409 Ni
        • Type 410Cb

        Toughness and ease of fabrication create lightweighting potential over carbon steel options.

        +x

        X

        Connecting Pipe

        Hot-End

        • 15 Cr-Cb?
        • 18 Cr-Cb?
        • Type 439
        • AK Steel 436L
        • Aluminized Types 409/439
        Cold-End
        • Types 409/439
        • AK Steel 436L
        • Alumnized Types 409/439
        Solutions to meet both hot and cold end exhaust pipes.

        +x

        X

        Tail Pipe

        • Type 409
        • Type 439
        • AK Steel 436L
        • Aluminized Type 409
        • Aluminized Type 439
        • Type 304L

        Properties ranging from durable to aesthetically critical.

        +x

        X

        Muffler

        • Types 409/439
        • Aluminized Types 409/439
        • AK Steel 436L
        • 18 Cr-Cb?

        Internal Exhaust Tubing

        • Types 409/439
        • 15 Cr-Cb?
        • 18 Cr-Cb?
        • AK Steel 436L

        Alloys offering oxidation and corrosion resistance for a long-lasting product.

        AK Steel's Sustainability Efforts Featured on "Earth" TV Program

        AK Steel was recently featured in a special TV segment as part of the "EARTH" TV program. The segment focuses on our sustainability work, and you will see video from our AK Steel Middletown Works and our Research and Innovation Center. We hope you will be inspired by the important work our employees are doing every day to reduce, reuse and recycle water critical to the steelmaking process, and our role in making steel the world's most recycled material.

        Earth Promo

        People

        Our Greatest Asset

        Inspiring the Next Generation of Manufacturers

        AK Steel is proud to be a State Presenting-Level sponsor of Manufacturing Day in Ohio. MFG Day is the nation’s largest one-day celebration of manufacturing, where manufacturers across the country open their doors for students, parents and teachers, highlighting the diverse career opportunities in manufacturing.

        Manufacturing Day Logo

        ?

        Latest News and Events

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        Customer Service

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        Corporate Manager, Communications and Public Relations

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        Jaime Vasquez

        Vice President, Finance and Chief Financial Officer

        Christopher J. Ross

        Vice President and Treasurer

        Douglas O. Mitterholzer

        General Manager, Investor Relations and Assistant Treasurer

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