On Dec 4, 7:20*am, "Stormin Mormon"
wrote:
Here's what I'm thinking: Drill out to whatever diameter gives good
thickness.
Tap it, and screw in a bolt.
Then either braze or silver solder

For slightly tighter fit, tap with a 1/8" NPT tap
and use a pipe-taper steel plug, Might not need
to braze.