wrote in message
...
On Tuesday, June 24, 2014 11:10:56 PM UTC-4, PrecisionmachinisT
wrote:

Without certs, you won't know if it "behaves like 4140" until it
doesn't.

http://www.oxford-instruments.com/in...identification

Dan

For us the real question is if the part will do what we expect, as-is
or with amateur heat treating. I rig up a proof test with a chainfall
and load scale.
-jsw