You can 'butter' the cast with a real stretchy nickel rod, then weld 312 or 308L to it, but compatibility problems could be very high and carbon monoxide danger very real in case of a crack. Best not.
There is no safe direction to point an unsafe gun.
14x60 Hercules Ajax lathe
Gorton I-22 MastrMil
Landis 6x18 surface grinder
20" Powermatic bandsaw
Ancient, big drill press
350 pound anvil and a bunch of hammers
If I can't fix it I can make it.....unrecognizable.