knarfeng senex morosus moderator Staff member Super Mod Moderator Joined Jul 30, 2006 Messages 45,150 Feb 27, 2012 #2 From a composition standpoint, I'd say its a ringer for Bohler M390 Nominal Analysis of CTS-204P 1.90 C, 0.35 Mn, 0.60 Si, 20.00 Cr, 0.65 W, 1.00 Mo, 4.00 V, Balance Fe Composition of M390 1.90 C, 0.30 Mn, 0.70 Si, 20.00 Cr, 0.65 W, 1.00 Mo, 4.00 V, Balance Fe
From a composition standpoint, I'd say its a ringer for Bohler M390 Nominal Analysis of CTS-204P 1.90 C, 0.35 Mn, 0.60 Si, 20.00 Cr, 0.65 W, 1.00 Mo, 4.00 V, Balance Fe Composition of M390 1.90 C, 0.30 Mn, 0.70 Si, 20.00 Cr, 0.65 W, 1.00 Mo, 4.00 V, Balance Fe
neuron Joined Apr 18, 2010 Messages 3,708 Feb 27, 2012 #3 ^^^Yep, it's Carpenter's version of Bohler's M390 and Latrobe's Duratech 20CV.