@ JStephen: I agree with you as SA516 itself is killed steel. I checked the drawing and there is no footnote of referencing K.
@ gr2vessels : It cannot be checked as the tank is painted and in service for last 5 years.
Any other idea?
I would like to point out one more thing that the tank is...
Hi,
we have a tank of sour water having shell plate as SA 516 Gr. 60(K). Can anyone please explain what is "K" refers in the plate MOC. Unable to find any reference?