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Published September 1, 1951 | public
Journal Article Open

The Allotropic Transformation of Hafnium

Duwez, Pol


The existence of an allotropic transformation in hafnium, suggested by Zwikker in 1926, has been confirmed. The transformation temperature is 1310±10°C. The high temperature beta-form is probably body-centered cubic.

Additional Information

© 1951 American Institute of Physics (Received April 12, 1951) This work was part of a research program on the allotropic transformation of titanium sponsored by the ONR, U.S. Navy, under contract number N6onr-24430. The pure hafnium was obtained through the courtesy of Colonel B. R. Lawrence, Jr., Chief, Materials Laboratory, Engineering Division, Wright-Patterson Air Force Base, Dayton, Ohio. The author wished to thank Mr. William V. Wright, Jr., for helping in carrying out the experiment.


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