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Title: Compatibility study of 316L stainless steel bellows for XMC3690 reserve lithium/thionyl-chloride battery

Technical Report ·
DOI:https://doi.org/10.2172/6130076· OSTI ID:6130076

Maintenance of the integrity of a battery's active electrochemical components throughout shelf life is essential to achieving acceptable performance characteristics. The electrolyte in the XMC3690 reserve lithium/thionyl-chloride (RLTC) battery is stored in a 316L stainless steel welded-bellows assembly. Corrosion of the bellows that might compromise battery performance must be avoided. Postmortem examination of welded bellows following electrolyte storage for 2 years, including up to 1 year at 70/sup 0/C, revealed no significant corrosion or any sign of stress-corrosion cracking. Transition metal ion concentrations in the electrolyte were very low and did not change with aging conditions. Based on these observations, we do not expect corrosion of the bellows assembly to limit shelf life of the XMC3690 RLTC battery.

Research Organization:
Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)
DOE Contract Number:
AC04-76DP00789
OSTI ID:
6130076
Report Number(s):
SAND-85-1852; ON: DE86007989
Resource Relation:
Other Information: Portions of this document are illegible in microfiche products. Original copy available until stock is exhausted
Country of Publication:
United States
Language:
English