Warren,
I would have thought that working pressure was 50 psi. Your half way there.
bill
> I have no plans on testing it at 1 1/2 times normal pressure. Not at 56 year
> old. I do believe it might just pop at those pressures.
> I will start quite low like say 5 psi of just air and see if it holds the
> pressure or if it leaks off through all those possible pin holes in the
> bottom several have mentioned will be there. If the pin holes are there it
> won't hold 5 psi but will leak it of rather quickly.
> If it holds then release and add water and up the pressure to say 20 psi and
> let it sit and see if it holds. Then up to 40 etc.. Till I'm either happy or
> it leaks.