High Temperature Alloys Overview


, Volume 62, Issue 1, pp 55-57

First online:

Rhenium reduction—alloy design using an economically strategic element

  • Paul J. FinkAffiliated withGE Aviation Email author 
  • , Joshua L. MillerAffiliated withGE Aviation
  • , Douglas G. KonitzerAffiliated withGE Aviation

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A new single-crystal nickel-based superalloy has been developed as part of the GE Aviation strategy of “Rhenium Reduction” This new material provides second-generation properties while using significantly less rhenium. The new alloy development and introduction is part of the four-part strategy of “revert, recycle, recover, and reduce.”