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JohnKSa · 11-19-2009, 21:05

The tenifer is (among other things) a surface hardening process similar to case hardening in terms of hardening effect. The underlying metal of the barrel is probably in the range you mentioned but the surface of the barrel is very hard due to the tenifer treatment.

11-19-2009, 21:05	#156
JohnKSa Senior Member Join Date: Sep 2000 Location: DFW Area, TX Posts: 1,986	The tenifer is (among other things) a surface hardening process similar to case hardening in terms of hardening effect. The underlying metal of the barrel is probably in the range you mentioned but the surface of the barrel is very hard due to the tenifer treatment. __________________ Do you have a TX CHL? Thank the Texas State Rifle Association! Check out Black Bear Flashlights!