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Title: Processing of Refractory Metal Alloys for JOYO Irradiations

Technical Report ·
DOI:https://doi.org/10.2172/884676· OSTI ID:884676

This is a summary of the refractory metal processing experienced by candidate Prometheus materiats as they were fabricated into specimens destined for testing within the JOYO test reactor, ex-reactor testing at Oak Ridge National Laboratory (ORNL), or testing within the NRPCT. The processing is described for each alloy from the point of inception to the point where processing was terminated due to the cancellation of Naval Reactor's involvement in the Prometheus Project. The alloys included three tantalum-base alloys (T-111, Ta-10W, and ASTAR-811C), a niobium-base alloy, (FS-85), and two molybdenum-rhenium alloys, one containing 44.5 w/o rhenium, and the other 47.5 w/o rhenium. Each of these alloys was either a primary candidate or back-up candidate for cladding and structural applications within the space reactor. Their production was intended to serve as a forerunner for large scale production ingots that were to be procured from commercial refractory metal vendors such as Wah Chang.

Research Organization:
Bettis Atomic Power Laboratory (BAPL), West Mifflin, PA
Sponsoring Organization:
USDOE
DOE Contract Number:
DE-AC12-00SN39357
OSTI ID:
884676
Report Number(s):
B-MT(SRME)-51; TRN: US0603670
Country of Publication:
United States
Language:
English