A method of producing a superalloy gun barrel includes providing a tubular workpiece made of a cobalt based superalloy material, {HEAD ~ the workpiece} having {TAIL ~ at least about 30%} by weight of fcc phase and having an inner diameter and an outer diameter 
A method of producing a superalloy gun barrel includes providing a tubular workpiece made of a cobalt based superalloy material , { HEAD ~ the workpiece } having { TAIL ~ at least about 30 % } by weight of fcc phase and having an inner diameter and an outer diameter
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH