Feb 16, 2019 #1 mmbguide Mechanical Apr 8, 2016 38 0 0 DE hello Is "ASTM A 234 WP12" equal To "AISI 4140"? thank you
Feb 27, 2019 1 #2 DVWE Petroleum Apr 5, 2007 2,239 0 36 US No, it is not. Chemically with Chromium and Molybdenum, they are close, but the big difference between the two is the amount of Carbon. WP12: C = 0.05-0.20% 4140: C = 0.38-0.43% The devil is in the details; she also wears prada. Upvote 0 Downvote
No, it is not. Chemically with Chromium and Molybdenum, they are close, but the big difference between the two is the amount of Carbon. WP12: C = 0.05-0.20% 4140: C = 0.38-0.43% The devil is in the details; she also wears prada.