Typical Plasma Nitriding Results
Material |
Recommended Core Hardness |
Plasma Nitrided Surface Hardness |
Total Case Depth (inches) |
1020, 1045, Cast Iron |
14-8 |
File Hard 0.0005" |
0.002-0.010 |
8620, 9310, 9315, P6 |
14-8 |
52-58 |
0.012-0.028 |
4130, 4140 |
28-32 |
52-58 |
0.008-0.024 |
4340 |
28-32 |
49-55 |
0.008-0.024 |
P20 |
28-36 |
57-62 |
0.008-0.020 |
Nitralloy 135 M |
28-36 |
67-71 |
0.008-0.020 |
A2 |
54-56 |
65-70 |
0.005-0.010 |
D2, D4, D6 |
57-59 |
65-70 |
0.005-0.010 |
H13, S7 |
45-50 |
67-71 |
0.004-0.012 |
M2, M42, ASP |
60-65 |
69-72 |
0.0005-0.002 |
304, 316 S.S. |
0 |
62-66 |
0.002-0.008 |
15-5, 17-4, PH SS |
31-38 |
62-66 |
0.002-0.008 |
429, 436, S.S. |
24-38 |
68-70 |
0.004-0.008 |
