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  • Mission Critical Metallics®

    ATI is a specialty materials and components company with an uncommon specialty: meeting the strategic materials needs of the aerospace, defense, oil and gas, energy, medical, and transportation industries with a reliable supply of high-quality specialty materials. Learn more...

  • integrated, Secure
    Supply Chain

    Get what you need, when and where you need it. Our dependable supply chain uses multiple, parallel sources in the US and UK for primary production and fabrication of titanium and other specialty metal products.

  • Good Neighbor,
    Global Leader

    ATI believes in manufacturing ... And we’re backing it up with investments in clean new mills and equipment, driven by tomorrow’s technologies, for a secure supply of tomorrow’s Mission Critical Metallics. We also are working with various organizations to honor and support military veterans.

  • A Culture
    of Integrity

    ATI is committed to uncompromising ethical standards, strict adherence to law, and continuous attention to customer satisfaction. These commitments constitute the foundation upon which ATI conducts its business. Learn more...

  • Technical LEADERSHIP

    ATI manufactures some of the most advanced and technically complex cast and forged components for today's next-generation products.

Specialty Materials & Components Supplier

Allegheny Technologies Incorporated is one of the largest and most diversified specialty materials and components producers in the world with revenues of approximately $4.0 billion in 2013.  ATI has approximately 9,500 full-time employees world-wide who use innovative technologies to offer global markets a wide range of specialty materials solutions.

Our major markets are aerospace and defense, oil and gas/chemical process industry, electrical energy, medical, automotive, food equipment and appliance, and construction and mining.

Our products include titanium and titanium alloys, nickel-based alloys and superalloys, engineered forgings and castings, zirconium, hafnium, niobium alloys, grain-oriented electrical steel, and stainless and specialty steels.


We focus our advanced specialty materials technology, unsurpassed manufacturing capabilities, and innovative products to serve global markets with highly diversified product offerings ... Learn about ATI's markets >


ATI metal for aerospace


ATI's historic aerospace capabilities offer our customers a variety of custom metals solutions and manufacturing resources needed to make aircraft...Learn more >


ATI metal for oil and gas

Oil & Gas

We offer the broadest array of high-strength, corrosion-resistant metal solutions for the most challenging oil & gas environments... Learn about ATI's oil & gas capabilities>


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Listen to the Q1 2014 ATI Earnings Conference Call on April 22, 2014 at 8:30am Eastern Time.

Allegheny Technologies

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Tungsten Materials Sale
ATI completed the sale of its Tungsten Materials Business (which included Firth Sterling, Stellram, Garryson, and Landis products) to Kennametal Inc. on November 4, 2013. For more information please visit the Discontinued Businesses page
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