Metal Heat Treating Phoenix - AZ Heat Treating Company | CTTAZ
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About Controlled Thermal Technology

CTT is a well-established engineering company with a commitment to excellence in the Heat Treating and Surface Engineering field. CTT was founded in 1984 by Mr. Ken Metzgar; formerly of General Electric and the Klock Company.  CTT uses only state of the art metallographic and statistical process control techniques to assure that components we process meet or exceeds our customer’s requirements.

Our group of highly trained and experienced engineers are ready to assist you with ideas, prototype runs and continuous technical support.  We offer many industrial and metalworking processes used to alter the physical and sometimes chemical properties of a material.  Whether it is gaseous carburizing, heat treating or thermal spraying, just to name a few.

Our support team is the best in the industry!  We service this industry throughout North America and have customers as far away as Singapore.

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