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Durability of containers for storing solidified radioactive wastes

Journal Article · · Mater. Performance; (United States)
OSTI ID:5547714
Details are given of an analysis designed to identify materials suitable for storage of radioactive wastes incorporated into concrete or glass in above ground ambient air. Materials evaluated were carbon and low alloy steels, 304L steel, and Inconels 600 and 625. Wall thicknesses required for waste canisters were estimated from considerations of oxidation of the external surface, reaction with the waste-bearing concrete or glass, and strength to withstand the high internal pressures possible during thermal accidents. No material is expected to suffer excessive general, intergranular or pitting attack or any deterioration sufficient to disqualify it for the anticipated 100 year service life. The most desirable material from the standpoint of both properties and cost was 1020 carbon steel. For the glass waste form, can walls 1.27 cm (0.5 in.) would be required. For the concrete waste form, can walls 25.4 cm (10 in.) would be required if fire survival was chosen as a design-basis accident.
Research Organization:
Savannah River Lab., Aiken, SC
OSTI ID:
5547714
Journal Information:
Mater. Performance; (United States), Journal Name: Mater. Performance; (United States) Vol. 17:4; ISSN MTPFB
Country of Publication:
United States
Language:
English