Description
If the copper shell is breached and groundwater comes into contact with the cast iron insert, electrochemical reactions on the copper surface will influence the corrosion of the insert.
SKB Number
SKB FEP Number
C09
Main Category
Main category for FEP
Internal process
System Component
System component to which the FEP applies
Cast iron insert and copper canister
Handling
Explanation of how the FEP is treated
Intact canister. Not relevant.
Failed canister. Neglected, as influence of galvanic corrosion under oxygen-free, reducing conditions lies within the margins of error for the corrosion rate of the iron insert.
References
Bibliographic references to obtain more information
SR-Site Fuel and canister process report, TR-10-46, Section(s) 1.10, 3.5.2