Comparison of treatments
for metals showing a significant improvement in wear resistance
Percent improvement
in wear resistance using dry ice (189ēK) and liquid nirogen (77ēK)
cryogenic treatments
|
AISI # |
Description |
% change at 189ēK |
% change at 77ēK |
D-2 |
High carbon/chromium die steel |
316 |
817 |
S-7 |
Silicon tool steel |
241 |
503 |
52100 |
Standard steel |
195 |
420 |
0-1 |
Oil hardening cold work die steel |
221 |
418 |
A-10 |
Graphite tool steel |
230 |
264 |
M-1 |
Molybdenum high-speed steel |
145 |
225 |
H-13 |
Chromium/moly hot die steel |
164 |
209 |
M-2 |
Tungsten/moly high-speed steel |
117 |
203 |
T-1 |
Tungsten high-speed tool steel |
141 |
176 |
CPM-10V |
Alloy steel |
94 |
131 |
P-20 |
Mold steel |
123 |
130 |
440 |
Martensitic stainless |
128 |
121 |