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Recovery and recrystallization of U{sub 3}Si

Abstract

The recovery and recrystallization temperatures of U{sub 3}Si were determined for an alloy of uranium-3.98 wt% silicon containing 600 ppm carbon. Small specimens, deformed by compression, were isothermally and isochronally annealed at temperatures between 350 and 700{sup o}C and their recovery and recrystallization temperatures determined using hardness, grain size and X-ray measurements. For small amounts of strain and an annealing time of 6 hours both recovery and recrystallization begin at 400-450{sup o}C. Complete recrystallization is achieved at 650-700{sup o}C. The effect of small changes in silicon and carbon concentration were determined by examining two further alloys containing 3.27 wt% silicon and 600 ppm carbon, and 4.02 wt% silicon and 140 ppm carbon respectively. A small change in silicon concentration does not affect recovery and recrystallization but decreasing the carbon concentration from 600 to 140 ppm decreases the recovery and recrystallization temperatures. (author)
Publication Date:
Oct 15, 1969
Product Type:
Technical Report
Report Number:
AECL-3472
Resource Relation:
Other Information: 10 refs., 19 figs
Subject:
11 NUCLEAR FUEL CYCLE AND FUEL MATERIALS; ANNEALING; GRAIN SIZE; HARDNESS; RECRYSTALLIZATION; URANIUM ALLOYS; URANIUM SILICIDES; X-RAY DIFFRACTION
OSTI ID:
20775383
Research Organizations:
Atomic Energy of Canada Limited, Chalk River, Ontario (Canada)
Country of Origin:
Canada
Language:
English
Other Identifying Numbers:
TRN: CA0600577078955
Availability:
Available from INIS in electronic form
Submitting Site:
CANN
Size:
30 pages
Announcement Date:
Oct 16, 2006

Citation Formats

Caillibot, P F, and Wyatt, B S. Recovery and recrystallization of U{sub 3}Si. Canada: N. p., 1969. Web.
Caillibot, P F, & Wyatt, B S. Recovery and recrystallization of U{sub 3}Si. Canada.
Caillibot, P F, and Wyatt, B S. 1969. "Recovery and recrystallization of U{sub 3}Si." Canada.
@misc{etde_20775383,
title = {Recovery and recrystallization of U{sub 3}Si}
author = {Caillibot, P F, and Wyatt, B S}
abstractNote = {The recovery and recrystallization temperatures of U{sub 3}Si were determined for an alloy of uranium-3.98 wt% silicon containing 600 ppm carbon. Small specimens, deformed by compression, were isothermally and isochronally annealed at temperatures between 350 and 700{sup o}C and their recovery and recrystallization temperatures determined using hardness, grain size and X-ray measurements. For small amounts of strain and an annealing time of 6 hours both recovery and recrystallization begin at 400-450{sup o}C. Complete recrystallization is achieved at 650-700{sup o}C. The effect of small changes in silicon and carbon concentration were determined by examining two further alloys containing 3.27 wt% silicon and 600 ppm carbon, and 4.02 wt% silicon and 140 ppm carbon respectively. A small change in silicon concentration does not affect recovery and recrystallization but decreasing the carbon concentration from 600 to 140 ppm decreases the recovery and recrystallization temperatures. (author)}
place = {Canada}
year = {1969}
month = {Oct}
}